diff --git a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/NetworkSecurityClient.java b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/NetworkSecurityClient.java
index 0a1fe58f75b0..9c34f47f9bea 100644
--- a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/NetworkSecurityClient.java
+++ b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/NetworkSecurityClient.java
@@ -47,8 +47,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
  *   AuthorizationPolicyName name =
  *       AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]");
@@ -86,8 +89,11 @@
  * <p>To customize credentials:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * NetworkSecuritySettings networkSecuritySettings =
  *     NetworkSecuritySettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -99,8 +105,11 @@
  * <p>To customize the endpoint:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * NetworkSecuritySettings networkSecuritySettings =
  *     NetworkSecuritySettings.newBuilder().setEndpoint(myEndpoint).build();
  * NetworkSecurityClient networkSecurityClient =
@@ -177,8 +186,11 @@ public final OperationsClient getOperationsClient() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (AuthorizationPolicy element :
@@ -208,8 +220,11 @@ public final ListAuthorizationPoliciesPagedResponse listAuthorizationPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (AuthorizationPolicy element :
@@ -236,8 +251,11 @@ public final ListAuthorizationPoliciesPagedResponse listAuthorizationPolicies(St
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListAuthorizationPoliciesRequest request =
    *       ListAuthorizationPoliciesRequest.newBuilder()
@@ -267,8 +285,11 @@ public final ListAuthorizationPoliciesPagedResponse listAuthorizationPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListAuthorizationPoliciesRequest request =
    *       ListAuthorizationPoliciesRequest.newBuilder()
@@ -298,8 +319,11 @@ public final ListAuthorizationPoliciesPagedResponse listAuthorizationPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListAuthorizationPoliciesRequest request =
    *       ListAuthorizationPoliciesRequest.newBuilder()
@@ -335,8 +359,11 @@ public final ListAuthorizationPoliciesPagedResponse listAuthorizationPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   AuthorizationPolicyName name =
    *       AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]");
@@ -363,8 +390,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(AuthorizationPolicyName
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String name =
    *       AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]")
@@ -390,8 +420,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetAuthorizationPolicyRequest request =
    *       GetAuthorizationPolicyRequest.newBuilder()
@@ -417,8 +450,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetAuthorizationPolicyRequest request =
    *       GetAuthorizationPolicyRequest.newBuilder()
@@ -445,8 +481,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   AuthorizationPolicy authorizationPolicy = AuthorizationPolicy.newBuilder().build();
@@ -487,8 +526,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   AuthorizationPolicy authorizationPolicy = AuthorizationPolicy.newBuilder().build();
@@ -527,8 +569,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateAuthorizationPolicyRequest request =
    *       CreateAuthorizationPolicyRequest.newBuilder()
@@ -556,8 +601,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateAuthorizationPolicyRequest request =
    *       CreateAuthorizationPolicyRequest.newBuilder()
@@ -585,8 +633,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateAuthorizationPolicyRequest request =
    *       CreateAuthorizationPolicyRequest.newBuilder()
@@ -613,8 +664,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   AuthorizationPolicy authorizationPolicy = AuthorizationPolicy.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -650,8 +704,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateAuthorizationPolicyRequest request =
    *       UpdateAuthorizationPolicyRequest.newBuilder()
@@ -678,8 +735,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateAuthorizationPolicyRequest request =
    *       UpdateAuthorizationPolicyRequest.newBuilder()
@@ -706,8 +766,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateAuthorizationPolicyRequest request =
    *       UpdateAuthorizationPolicyRequest.newBuilder()
@@ -733,8 +796,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   AuthorizationPolicyName name =
    *       AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]");
@@ -762,8 +828,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteAuthorizationPolicy
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String name =
    *       AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]")
@@ -790,8 +859,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteAuthorizationPolicy
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteAuthorizationPolicyRequest request =
    *       DeleteAuthorizationPolicyRequest.newBuilder()
@@ -818,8 +890,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteAuthorizationPolicy
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteAuthorizationPolicyRequest request =
    *       DeleteAuthorizationPolicyRequest.newBuilder()
@@ -846,8 +921,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteAuthorizationPolicy
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteAuthorizationPolicyRequest request =
    *       DeleteAuthorizationPolicyRequest.newBuilder()
@@ -874,8 +952,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteAuthorizationPolicy
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (ServerTlsPolicy element :
@@ -904,8 +985,11 @@ public final ListServerTlsPoliciesPagedResponse listServerTlsPolicies(LocationNa
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (ServerTlsPolicy element :
@@ -932,8 +1016,11 @@ public final ListServerTlsPoliciesPagedResponse listServerTlsPolicies(String par
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListServerTlsPoliciesRequest request =
    *       ListServerTlsPoliciesRequest.newBuilder()
@@ -963,8 +1050,11 @@ public final ListServerTlsPoliciesPagedResponse listServerTlsPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListServerTlsPoliciesRequest request =
    *       ListServerTlsPoliciesRequest.newBuilder()
@@ -993,8 +1083,11 @@ public final ListServerTlsPoliciesPagedResponse listServerTlsPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListServerTlsPoliciesRequest request =
    *       ListServerTlsPoliciesRequest.newBuilder()
@@ -1030,8 +1123,11 @@ public final ListServerTlsPoliciesPagedResponse listServerTlsPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ServerTlsPolicyName name =
    *       ServerTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[SERVER_TLS_POLICY]");
@@ -1058,8 +1154,11 @@ public final ServerTlsPolicy getServerTlsPolicy(ServerTlsPolicyName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String name =
    *       ServerTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[SERVER_TLS_POLICY]").toString();
@@ -1084,8 +1183,11 @@ public final ServerTlsPolicy getServerTlsPolicy(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetServerTlsPolicyRequest request =
    *       GetServerTlsPolicyRequest.newBuilder()
@@ -1111,8 +1213,11 @@ public final ServerTlsPolicy getServerTlsPolicy(GetServerTlsPolicyRequest reques
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetServerTlsPolicyRequest request =
    *       GetServerTlsPolicyRequest.newBuilder()
@@ -1139,8 +1244,11 @@ public final ServerTlsPolicy getServerTlsPolicy(GetServerTlsPolicyRequest reques
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   ServerTlsPolicy serverTlsPolicy = ServerTlsPolicy.newBuilder().build();
@@ -1178,8 +1286,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> createServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   ServerTlsPolicy serverTlsPolicy = ServerTlsPolicy.newBuilder().build();
@@ -1217,8 +1328,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> createServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateServerTlsPolicyRequest request =
    *       CreateServerTlsPolicyRequest.newBuilder()
@@ -1245,8 +1359,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> createServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateServerTlsPolicyRequest request =
    *       CreateServerTlsPolicyRequest.newBuilder()
@@ -1273,8 +1390,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> createServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateServerTlsPolicyRequest request =
    *       CreateServerTlsPolicyRequest.newBuilder()
@@ -1301,8 +1421,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> createServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ServerTlsPolicy serverTlsPolicy = ServerTlsPolicy.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -1335,8 +1458,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> updateServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateServerTlsPolicyRequest request =
    *       UpdateServerTlsPolicyRequest.newBuilder()
@@ -1362,8 +1488,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> updateServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateServerTlsPolicyRequest request =
    *       UpdateServerTlsPolicyRequest.newBuilder()
@@ -1389,8 +1518,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> updateServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateServerTlsPolicyRequest request =
    *       UpdateServerTlsPolicyRequest.newBuilder()
@@ -1416,8 +1548,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> updateServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ServerTlsPolicyName name =
    *       ServerTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[SERVER_TLS_POLICY]");
@@ -1445,8 +1580,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteServerTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String name =
    *       ServerTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[SERVER_TLS_POLICY]").toString();
@@ -1471,8 +1609,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteServerTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteServerTlsPolicyRequest request =
    *       DeleteServerTlsPolicyRequest.newBuilder()
@@ -1499,8 +1640,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteServerTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteServerTlsPolicyRequest request =
    *       DeleteServerTlsPolicyRequest.newBuilder()
@@ -1527,8 +1671,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteServerTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteServerTlsPolicyRequest request =
    *       DeleteServerTlsPolicyRequest.newBuilder()
@@ -1555,8 +1702,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteServerTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (ClientTlsPolicy element :
@@ -1585,8 +1735,11 @@ public final ListClientTlsPoliciesPagedResponse listClientTlsPolicies(LocationNa
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (ClientTlsPolicy element :
@@ -1613,8 +1766,11 @@ public final ListClientTlsPoliciesPagedResponse listClientTlsPolicies(String par
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListClientTlsPoliciesRequest request =
    *       ListClientTlsPoliciesRequest.newBuilder()
@@ -1644,8 +1800,11 @@ public final ListClientTlsPoliciesPagedResponse listClientTlsPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListClientTlsPoliciesRequest request =
    *       ListClientTlsPoliciesRequest.newBuilder()
@@ -1674,8 +1833,11 @@ public final ListClientTlsPoliciesPagedResponse listClientTlsPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListClientTlsPoliciesRequest request =
    *       ListClientTlsPoliciesRequest.newBuilder()
@@ -1711,8 +1873,11 @@ public final ListClientTlsPoliciesPagedResponse listClientTlsPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ClientTlsPolicyName name =
    *       ClientTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[CLIENT_TLS_POLICY]");
@@ -1739,8 +1904,11 @@ public final ClientTlsPolicy getClientTlsPolicy(ClientTlsPolicyName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String name =
    *       ClientTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[CLIENT_TLS_POLICY]").toString();
@@ -1765,8 +1933,11 @@ public final ClientTlsPolicy getClientTlsPolicy(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetClientTlsPolicyRequest request =
    *       GetClientTlsPolicyRequest.newBuilder()
@@ -1792,8 +1963,11 @@ public final ClientTlsPolicy getClientTlsPolicy(GetClientTlsPolicyRequest reques
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetClientTlsPolicyRequest request =
    *       GetClientTlsPolicyRequest.newBuilder()
@@ -1820,8 +1994,11 @@ public final ClientTlsPolicy getClientTlsPolicy(GetClientTlsPolicyRequest reques
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   ClientTlsPolicy clientTlsPolicy = ClientTlsPolicy.newBuilder().build();
@@ -1859,8 +2036,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> createClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   ClientTlsPolicy clientTlsPolicy = ClientTlsPolicy.newBuilder().build();
@@ -1898,8 +2078,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> createClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateClientTlsPolicyRequest request =
    *       CreateClientTlsPolicyRequest.newBuilder()
@@ -1926,8 +2109,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> createClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateClientTlsPolicyRequest request =
    *       CreateClientTlsPolicyRequest.newBuilder()
@@ -1954,8 +2140,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> createClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateClientTlsPolicyRequest request =
    *       CreateClientTlsPolicyRequest.newBuilder()
@@ -1982,8 +2171,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> createClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ClientTlsPolicy clientTlsPolicy = ClientTlsPolicy.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -2016,8 +2208,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> updateClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateClientTlsPolicyRequest request =
    *       UpdateClientTlsPolicyRequest.newBuilder()
@@ -2043,8 +2238,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> updateClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateClientTlsPolicyRequest request =
    *       UpdateClientTlsPolicyRequest.newBuilder()
@@ -2070,8 +2268,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> updateClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateClientTlsPolicyRequest request =
    *       UpdateClientTlsPolicyRequest.newBuilder()
@@ -2097,8 +2298,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> updateClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ClientTlsPolicyName name =
    *       ClientTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[CLIENT_TLS_POLICY]");
@@ -2126,8 +2330,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteClientTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String name =
    *       ClientTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[CLIENT_TLS_POLICY]").toString();
@@ -2152,8 +2359,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteClientTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteClientTlsPolicyRequest request =
    *       DeleteClientTlsPolicyRequest.newBuilder()
@@ -2180,8 +2390,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteClientTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteClientTlsPolicyRequest request =
    *       DeleteClientTlsPolicyRequest.newBuilder()
@@ -2208,8 +2421,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteClientTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteClientTlsPolicyRequest request =
    *       DeleteClientTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/NetworkSecuritySettings.java b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/NetworkSecuritySettings.java
index 5dce47f8e58b..14b960707707 100644
--- a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/NetworkSecuritySettings.java
+++ b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/NetworkSecuritySettings.java
@@ -58,8 +58,11 @@
  * <p>For example, to set the total timeout of getAuthorizationPolicy to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * NetworkSecuritySettings.Builder networkSecuritySettingsBuilder =
  *     NetworkSecuritySettings.newBuilder();
  * networkSecuritySettingsBuilder
diff --git a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/package-info.java b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/package-info.java
index 3afe2545edd2..599ddb1bfa43 100644
--- a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/package-info.java
+++ b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/package-info.java
@@ -25,8 +25,11 @@
  * <p>Sample for NetworkSecurityClient:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
  *   AuthorizationPolicyName name =
  *       AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]");
diff --git a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/stub/NetworkSecurityStubSettings.java b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/stub/NetworkSecurityStubSettings.java
index d9c8897c4469..cfd1fd0f9c52 100644
--- a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/stub/NetworkSecurityStubSettings.java
+++ b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1/stub/NetworkSecurityStubSettings.java
@@ -98,8 +98,11 @@
  * <p>For example, to set the total timeout of getAuthorizationPolicy to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * NetworkSecurityStubSettings.Builder networkSecuritySettingsBuilder =
  *     NetworkSecurityStubSettings.newBuilder();
  * networkSecuritySettingsBuilder
diff --git a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/NetworkSecurityClient.java b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/NetworkSecurityClient.java
index cf60672e4e4e..c0d0a9ba172c 100644
--- a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/NetworkSecurityClient.java
+++ b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/NetworkSecurityClient.java
@@ -57,8 +57,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
  *   AuthorizationPolicyName name =
  *       AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]");
@@ -96,8 +99,11 @@
  * <p>To customize credentials:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * NetworkSecuritySettings networkSecuritySettings =
  *     NetworkSecuritySettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -109,8 +115,11 @@
  * <p>To customize the endpoint:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * NetworkSecuritySettings networkSecuritySettings =
  *     NetworkSecuritySettings.newBuilder().setEndpoint(myEndpoint).build();
  * NetworkSecurityClient networkSecurityClient =
@@ -121,8 +130,11 @@
  * the wire:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * NetworkSecuritySettings networkSecuritySettings =
  *     NetworkSecuritySettings.newBuilder()
  *         .setTransportChannelProvider(
@@ -217,8 +229,11 @@ public final OperationsClient getHttpJsonOperationsClient() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (AuthorizationPolicy element :
@@ -248,8 +263,11 @@ public final ListAuthorizationPoliciesPagedResponse listAuthorizationPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (AuthorizationPolicy element :
@@ -276,8 +294,11 @@ public final ListAuthorizationPoliciesPagedResponse listAuthorizationPolicies(St
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListAuthorizationPoliciesRequest request =
    *       ListAuthorizationPoliciesRequest.newBuilder()
@@ -307,8 +328,11 @@ public final ListAuthorizationPoliciesPagedResponse listAuthorizationPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListAuthorizationPoliciesRequest request =
    *       ListAuthorizationPoliciesRequest.newBuilder()
@@ -338,8 +362,11 @@ public final ListAuthorizationPoliciesPagedResponse listAuthorizationPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListAuthorizationPoliciesRequest request =
    *       ListAuthorizationPoliciesRequest.newBuilder()
@@ -375,8 +402,11 @@ public final ListAuthorizationPoliciesPagedResponse listAuthorizationPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   AuthorizationPolicyName name =
    *       AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]");
@@ -403,8 +433,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(AuthorizationPolicyName
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String name =
    *       AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]")
@@ -430,8 +463,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetAuthorizationPolicyRequest request =
    *       GetAuthorizationPolicyRequest.newBuilder()
@@ -457,8 +493,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetAuthorizationPolicyRequest request =
    *       GetAuthorizationPolicyRequest.newBuilder()
@@ -485,8 +524,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   AuthorizationPolicy authorizationPolicy = AuthorizationPolicy.newBuilder().build();
@@ -527,8 +569,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   AuthorizationPolicy authorizationPolicy = AuthorizationPolicy.newBuilder().build();
@@ -567,8 +612,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateAuthorizationPolicyRequest request =
    *       CreateAuthorizationPolicyRequest.newBuilder()
@@ -596,8 +644,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateAuthorizationPolicyRequest request =
    *       CreateAuthorizationPolicyRequest.newBuilder()
@@ -625,8 +676,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateAuthorizationPolicyRequest request =
    *       CreateAuthorizationPolicyRequest.newBuilder()
@@ -653,8 +707,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   AuthorizationPolicy authorizationPolicy = AuthorizationPolicy.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -690,8 +747,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateAuthorizationPolicyRequest request =
    *       UpdateAuthorizationPolicyRequest.newBuilder()
@@ -718,8 +778,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateAuthorizationPolicyRequest request =
    *       UpdateAuthorizationPolicyRequest.newBuilder()
@@ -746,8 +809,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateAuthorizationPolicyRequest request =
    *       UpdateAuthorizationPolicyRequest.newBuilder()
@@ -773,8 +839,11 @@ public final AuthorizationPolicy getAuthorizationPolicy(GetAuthorizationPolicyRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   AuthorizationPolicyName name =
    *       AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]");
@@ -802,8 +871,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteAuthorizationPolicy
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String name =
    *       AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]")
@@ -830,8 +902,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteAuthorizationPolicy
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteAuthorizationPolicyRequest request =
    *       DeleteAuthorizationPolicyRequest.newBuilder()
@@ -858,8 +933,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteAuthorizationPolicy
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteAuthorizationPolicyRequest request =
    *       DeleteAuthorizationPolicyRequest.newBuilder()
@@ -886,8 +964,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteAuthorizationPolicy
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteAuthorizationPolicyRequest request =
    *       DeleteAuthorizationPolicyRequest.newBuilder()
@@ -914,8 +995,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteAuthorizationPolicy
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (ServerTlsPolicy element :
@@ -944,8 +1028,11 @@ public final ListServerTlsPoliciesPagedResponse listServerTlsPolicies(LocationNa
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (ServerTlsPolicy element :
@@ -972,8 +1059,11 @@ public final ListServerTlsPoliciesPagedResponse listServerTlsPolicies(String par
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListServerTlsPoliciesRequest request =
    *       ListServerTlsPoliciesRequest.newBuilder()
@@ -1003,8 +1093,11 @@ public final ListServerTlsPoliciesPagedResponse listServerTlsPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListServerTlsPoliciesRequest request =
    *       ListServerTlsPoliciesRequest.newBuilder()
@@ -1033,8 +1126,11 @@ public final ListServerTlsPoliciesPagedResponse listServerTlsPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListServerTlsPoliciesRequest request =
    *       ListServerTlsPoliciesRequest.newBuilder()
@@ -1070,8 +1166,11 @@ public final ListServerTlsPoliciesPagedResponse listServerTlsPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ServerTlsPolicyName name =
    *       ServerTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[SERVER_TLS_POLICY]");
@@ -1098,8 +1197,11 @@ public final ServerTlsPolicy getServerTlsPolicy(ServerTlsPolicyName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String name =
    *       ServerTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[SERVER_TLS_POLICY]").toString();
@@ -1124,8 +1226,11 @@ public final ServerTlsPolicy getServerTlsPolicy(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetServerTlsPolicyRequest request =
    *       GetServerTlsPolicyRequest.newBuilder()
@@ -1151,8 +1256,11 @@ public final ServerTlsPolicy getServerTlsPolicy(GetServerTlsPolicyRequest reques
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetServerTlsPolicyRequest request =
    *       GetServerTlsPolicyRequest.newBuilder()
@@ -1179,8 +1287,11 @@ public final ServerTlsPolicy getServerTlsPolicy(GetServerTlsPolicyRequest reques
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   ServerTlsPolicy serverTlsPolicy = ServerTlsPolicy.newBuilder().build();
@@ -1218,8 +1329,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> createServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   ServerTlsPolicy serverTlsPolicy = ServerTlsPolicy.newBuilder().build();
@@ -1257,8 +1371,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> createServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateServerTlsPolicyRequest request =
    *       CreateServerTlsPolicyRequest.newBuilder()
@@ -1285,8 +1402,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> createServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateServerTlsPolicyRequest request =
    *       CreateServerTlsPolicyRequest.newBuilder()
@@ -1313,8 +1433,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> createServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateServerTlsPolicyRequest request =
    *       CreateServerTlsPolicyRequest.newBuilder()
@@ -1341,8 +1464,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> createServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ServerTlsPolicy serverTlsPolicy = ServerTlsPolicy.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -1375,8 +1501,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> updateServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateServerTlsPolicyRequest request =
    *       UpdateServerTlsPolicyRequest.newBuilder()
@@ -1402,8 +1531,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> updateServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateServerTlsPolicyRequest request =
    *       UpdateServerTlsPolicyRequest.newBuilder()
@@ -1429,8 +1561,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> updateServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateServerTlsPolicyRequest request =
    *       UpdateServerTlsPolicyRequest.newBuilder()
@@ -1456,8 +1591,11 @@ public final OperationFuture<ServerTlsPolicy, OperationMetadata> updateServerTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ServerTlsPolicyName name =
    *       ServerTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[SERVER_TLS_POLICY]");
@@ -1485,8 +1623,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteServerTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String name =
    *       ServerTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[SERVER_TLS_POLICY]").toString();
@@ -1511,8 +1652,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteServerTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteServerTlsPolicyRequest request =
    *       DeleteServerTlsPolicyRequest.newBuilder()
@@ -1539,8 +1683,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteServerTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteServerTlsPolicyRequest request =
    *       DeleteServerTlsPolicyRequest.newBuilder()
@@ -1567,8 +1714,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteServerTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteServerTlsPolicyRequest request =
    *       DeleteServerTlsPolicyRequest.newBuilder()
@@ -1595,8 +1745,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteServerTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (ClientTlsPolicy element :
@@ -1625,8 +1778,11 @@ public final ListClientTlsPoliciesPagedResponse listClientTlsPolicies(LocationNa
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (ClientTlsPolicy element :
@@ -1653,8 +1809,11 @@ public final ListClientTlsPoliciesPagedResponse listClientTlsPolicies(String par
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListClientTlsPoliciesRequest request =
    *       ListClientTlsPoliciesRequest.newBuilder()
@@ -1684,8 +1843,11 @@ public final ListClientTlsPoliciesPagedResponse listClientTlsPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListClientTlsPoliciesRequest request =
    *       ListClientTlsPoliciesRequest.newBuilder()
@@ -1714,8 +1876,11 @@ public final ListClientTlsPoliciesPagedResponse listClientTlsPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListClientTlsPoliciesRequest request =
    *       ListClientTlsPoliciesRequest.newBuilder()
@@ -1751,8 +1916,11 @@ public final ListClientTlsPoliciesPagedResponse listClientTlsPolicies(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ClientTlsPolicyName name =
    *       ClientTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[CLIENT_TLS_POLICY]");
@@ -1779,8 +1947,11 @@ public final ClientTlsPolicy getClientTlsPolicy(ClientTlsPolicyName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String name =
    *       ClientTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[CLIENT_TLS_POLICY]").toString();
@@ -1805,8 +1976,11 @@ public final ClientTlsPolicy getClientTlsPolicy(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetClientTlsPolicyRequest request =
    *       GetClientTlsPolicyRequest.newBuilder()
@@ -1832,8 +2006,11 @@ public final ClientTlsPolicy getClientTlsPolicy(GetClientTlsPolicyRequest reques
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetClientTlsPolicyRequest request =
    *       GetClientTlsPolicyRequest.newBuilder()
@@ -1860,8 +2037,11 @@ public final ClientTlsPolicy getClientTlsPolicy(GetClientTlsPolicyRequest reques
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   ClientTlsPolicy clientTlsPolicy = ClientTlsPolicy.newBuilder().build();
@@ -1899,8 +2079,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> createClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   ClientTlsPolicy clientTlsPolicy = ClientTlsPolicy.newBuilder().build();
@@ -1938,8 +2121,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> createClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateClientTlsPolicyRequest request =
    *       CreateClientTlsPolicyRequest.newBuilder()
@@ -1966,8 +2152,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> createClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateClientTlsPolicyRequest request =
    *       CreateClientTlsPolicyRequest.newBuilder()
@@ -1994,8 +2183,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> createClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   CreateClientTlsPolicyRequest request =
    *       CreateClientTlsPolicyRequest.newBuilder()
@@ -2022,8 +2214,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> createClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ClientTlsPolicy clientTlsPolicy = ClientTlsPolicy.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -2056,8 +2251,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> updateClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateClientTlsPolicyRequest request =
    *       UpdateClientTlsPolicyRequest.newBuilder()
@@ -2083,8 +2281,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> updateClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateClientTlsPolicyRequest request =
    *       UpdateClientTlsPolicyRequest.newBuilder()
@@ -2110,8 +2311,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> updateClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   UpdateClientTlsPolicyRequest request =
    *       UpdateClientTlsPolicyRequest.newBuilder()
@@ -2137,8 +2341,11 @@ public final OperationFuture<ClientTlsPolicy, OperationMetadata> updateClientTls
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ClientTlsPolicyName name =
    *       ClientTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[CLIENT_TLS_POLICY]");
@@ -2166,8 +2373,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteClientTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   String name =
    *       ClientTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[CLIENT_TLS_POLICY]").toString();
@@ -2192,8 +2402,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteClientTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteClientTlsPolicyRequest request =
    *       DeleteClientTlsPolicyRequest.newBuilder()
@@ -2220,8 +2433,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteClientTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteClientTlsPolicyRequest request =
    *       DeleteClientTlsPolicyRequest.newBuilder()
@@ -2248,8 +2464,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteClientTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   DeleteClientTlsPolicyRequest request =
    *       DeleteClientTlsPolicyRequest.newBuilder()
@@ -2276,8 +2495,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteClientTlsPolicyAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListLocationsRequest request =
    *       ListLocationsRequest.newBuilder()
@@ -2306,8 +2528,11 @@ public final ListLocationsPagedResponse listLocations(ListLocationsRequest reque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListLocationsRequest request =
    *       ListLocationsRequest.newBuilder()
@@ -2337,8 +2562,11 @@ public final ListLocationsPagedResponse listLocations(ListLocationsRequest reque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   ListLocationsRequest request =
    *       ListLocationsRequest.newBuilder()
@@ -2374,8 +2602,11 @@ public final UnaryCallable<ListLocationsRequest, ListLocationsResponse> listLoca
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
    *   Location response = networkSecurityClient.getLocation(request);
@@ -2396,8 +2627,11 @@ public final Location getLocation(GetLocationRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
    *   ApiFuture<Location> future = networkSecurityClient.getLocationCallable().futureCall(request);
@@ -2419,8 +2653,11 @@ public final UnaryCallable<GetLocationRequest, Location> getLocationCallable() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   SetIamPolicyRequest request =
    *       SetIamPolicyRequest.newBuilder()
@@ -2450,8 +2687,11 @@ public final Policy setIamPolicy(SetIamPolicyRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   SetIamPolicyRequest request =
    *       SetIamPolicyRequest.newBuilder()
@@ -2479,8 +2719,11 @@ public final UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetIamPolicyRequest request =
    *       GetIamPolicyRequest.newBuilder()
@@ -2508,8 +2751,11 @@ public final Policy getIamPolicy(GetIamPolicyRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   GetIamPolicyRequest request =
    *       GetIamPolicyRequest.newBuilder()
@@ -2540,8 +2786,11 @@ public final UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   TestIamPermissionsRequest request =
    *       TestIamPermissionsRequest.newBuilder()
@@ -2573,8 +2822,11 @@ public final TestIamPermissionsResponse testIamPermissions(TestIamPermissionsReq
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
    *   TestIamPermissionsRequest request =
    *       TestIamPermissionsRequest.newBuilder()
diff --git a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/NetworkSecuritySettings.java b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/NetworkSecuritySettings.java
index 9d1210966635..46b0128df668 100644
--- a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/NetworkSecuritySettings.java
+++ b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/NetworkSecuritySettings.java
@@ -69,8 +69,11 @@
  * <p>For example, to set the total timeout of getAuthorizationPolicy to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * NetworkSecuritySettings.Builder networkSecuritySettingsBuilder =
  *     NetworkSecuritySettings.newBuilder();
  * networkSecuritySettingsBuilder
diff --git a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/package-info.java b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/package-info.java
index d31f1e36b459..4652f2ea1973 100644
--- a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/package-info.java
+++ b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/package-info.java
@@ -27,8 +27,11 @@
  * <p>Sample for NetworkSecurityClient:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
  *   AuthorizationPolicyName name =
  *       AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]");
diff --git a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/stub/HttpJsonNetworkSecurityStub.java b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/stub/HttpJsonNetworkSecurityStub.java
index 8a129fbd18f6..d1f5b423b989 100644
--- a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/stub/HttpJsonNetworkSecurityStub.java
+++ b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/stub/HttpJsonNetworkSecurityStub.java
@@ -200,7 +200,10 @@ public class HttpJsonNetworkSecurityStub extends NetworkSecurityStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("authorizationPolicy", request.getAuthorizationPolicy()))
+                                  .toBody(
+                                      "authorizationPolicy",
+                                      request.getAuthorizationPolicy(),
+                                      false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -244,7 +247,10 @@ public class HttpJsonNetworkSecurityStub extends NetworkSecurityStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("authorizationPolicy", request.getAuthorizationPolicy()))
+                                  .toBody(
+                                      "authorizationPolicy",
+                                      request.getAuthorizationPolicy(),
+                                      false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -395,7 +401,7 @@ public class HttpJsonNetworkSecurityStub extends NetworkSecurityStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("serverTlsPolicy", request.getServerTlsPolicy()))
+                                  .toBody("serverTlsPolicy", request.getServerTlsPolicy(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -439,7 +445,7 @@ public class HttpJsonNetworkSecurityStub extends NetworkSecurityStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("serverTlsPolicy", request.getServerTlsPolicy()))
+                                  .toBody("serverTlsPolicy", request.getServerTlsPolicy(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -590,7 +596,7 @@ public class HttpJsonNetworkSecurityStub extends NetworkSecurityStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("clientTlsPolicy", request.getClientTlsPolicy()))
+                                  .toBody("clientTlsPolicy", request.getClientTlsPolicy(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -634,7 +640,7 @@ public class HttpJsonNetworkSecurityStub extends NetworkSecurityStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("clientTlsPolicy", request.getClientTlsPolicy()))
+                                  .toBody("clientTlsPolicy", request.getClientTlsPolicy(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -779,7 +785,7 @@ public class HttpJsonNetworkSecurityStub extends NetworkSecurityStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearResource().build()))
+                                  .toBody("*", request.toBuilder().clearResource().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Policy>newBuilder()
@@ -854,7 +860,7 @@ public class HttpJsonNetworkSecurityStub extends NetworkSecurityStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearResource().build()))
+                                  .toBody("*", request.toBuilder().clearResource().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<TestIamPermissionsResponse>newBuilder()
diff --git a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/stub/NetworkSecurityStubSettings.java b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/stub/NetworkSecurityStubSettings.java
index 1541921eb721..4eef75987996 100644
--- a/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/stub/NetworkSecurityStubSettings.java
+++ b/java-network-security/google-cloud-network-security/src/main/java/com/google/cloud/networksecurity/v1beta1/stub/NetworkSecurityStubSettings.java
@@ -111,8 +111,11 @@
  * <p>For example, to set the total timeout of getAuthorizationPolicy to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * NetworkSecurityStubSettings.Builder networkSecuritySettingsBuilder =
  *     NetworkSecurityStubSettings.newBuilder();
  * networkSecuritySettingsBuilder
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/create/SyncCreateSetCredentialsProvider.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/create/SyncCreateSetCredentialsProvider.java
index 75b43ca5d946..36ae1951a6c4 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/create/SyncCreateSetCredentialsProvider.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     NetworkSecuritySettings networkSecuritySettings =
         NetworkSecuritySettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/create/SyncCreateSetCredentialsProvider1.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/create/SyncCreateSetCredentialsProvider1.java
index 6b436f374eee..0ac502579dcf 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/create/SyncCreateSetCredentialsProvider1.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/create/SyncCreateSetCredentialsProvider1.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider1() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     NetworkSecuritySettings networkSecuritySettings =
         NetworkSecuritySettings.newBuilder()
             .setTransportChannelProvider(
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/create/SyncCreateSetEndpoint.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/create/SyncCreateSetEndpoint.java
index da11cdd6e9e4..57bf903ffc1a 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/create/SyncCreateSetEndpoint.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     NetworkSecuritySettings networkSecuritySettings =
         NetworkSecuritySettings.newBuilder().setEndpoint(myEndpoint).build();
     NetworkSecurityClient networkSecurityClient =
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/AsyncCreateAuthorizationPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/AsyncCreateAuthorizationPolicy.java
index 2113972675cc..bc34caf6a914 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/AsyncCreateAuthorizationPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/AsyncCreateAuthorizationPolicy.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateAuthorizationPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       CreateAuthorizationPolicyRequest request =
           CreateAuthorizationPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/AsyncCreateAuthorizationPolicyLRO.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/AsyncCreateAuthorizationPolicyLRO.java
index 7c00d5e8e217..18a5002d3174 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/AsyncCreateAuthorizationPolicyLRO.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/AsyncCreateAuthorizationPolicyLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateAuthorizationPolicyLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       CreateAuthorizationPolicyRequest request =
           CreateAuthorizationPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/SyncCreateAuthorizationPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/SyncCreateAuthorizationPolicy.java
index 828f31959767..c1b222adff17 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/SyncCreateAuthorizationPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/SyncCreateAuthorizationPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateAuthorizationPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       CreateAuthorizationPolicyRequest request =
           CreateAuthorizationPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/SyncCreateAuthorizationPolicyLocationnameAuthorizationpolicyString.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/SyncCreateAuthorizationPolicyLocationnameAuthorizationpolicyString.java
index d70559aea101..73c0832534be 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/SyncCreateAuthorizationPolicyLocationnameAuthorizationpolicyString.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/SyncCreateAuthorizationPolicyLocationnameAuthorizationpolicyString.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncCreateAuthorizationPolicyLocationnameAuthorizationpolicyString()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       AuthorizationPolicy authorizationPolicy = AuthorizationPolicy.newBuilder().build();
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/SyncCreateAuthorizationPolicyStringAuthorizationpolicyString.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/SyncCreateAuthorizationPolicyStringAuthorizationpolicyString.java
index 41d7ce7bb3aa..70b7583e2bee 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/SyncCreateAuthorizationPolicyStringAuthorizationpolicyString.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createauthorizationpolicy/SyncCreateAuthorizationPolicyStringAuthorizationpolicyString.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncCreateAuthorizationPolicyStringAuthorizationpolicyString()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       AuthorizationPolicy authorizationPolicy = AuthorizationPolicy.newBuilder().build();
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/AsyncCreateClientTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/AsyncCreateClientTlsPolicy.java
index 00cc09372762..a3342b4b87c6 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/AsyncCreateClientTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/AsyncCreateClientTlsPolicy.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateClientTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       CreateClientTlsPolicyRequest request =
           CreateClientTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/AsyncCreateClientTlsPolicyLRO.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/AsyncCreateClientTlsPolicyLRO.java
index b424c0ab2232..47f0475e080a 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/AsyncCreateClientTlsPolicyLRO.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/AsyncCreateClientTlsPolicyLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateClientTlsPolicyLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       CreateClientTlsPolicyRequest request =
           CreateClientTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/SyncCreateClientTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/SyncCreateClientTlsPolicy.java
index 8bde43065a9d..0efe261bed52 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/SyncCreateClientTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/SyncCreateClientTlsPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateClientTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       CreateClientTlsPolicyRequest request =
           CreateClientTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/SyncCreateClientTlsPolicyLocationnameClienttlspolicyString.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/SyncCreateClientTlsPolicyLocationnameClienttlspolicyString.java
index 64e8a29c4166..7ec487b8da16 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/SyncCreateClientTlsPolicyLocationnameClienttlspolicyString.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/SyncCreateClientTlsPolicyLocationnameClienttlspolicyString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateClientTlsPolicyLocationnameClienttlspolicyString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       ClientTlsPolicy clientTlsPolicy = ClientTlsPolicy.newBuilder().build();
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/SyncCreateClientTlsPolicyStringClienttlspolicyString.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/SyncCreateClientTlsPolicyStringClienttlspolicyString.java
index 2cd2a43f7eaf..5bd0e2e571d6 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/SyncCreateClientTlsPolicyStringClienttlspolicyString.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createclienttlspolicy/SyncCreateClientTlsPolicyStringClienttlspolicyString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateClientTlsPolicyStringClienttlspolicyString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       ClientTlsPolicy clientTlsPolicy = ClientTlsPolicy.newBuilder().build();
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/AsyncCreateServerTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/AsyncCreateServerTlsPolicy.java
index 0dafd358049a..51b773bbbc36 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/AsyncCreateServerTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/AsyncCreateServerTlsPolicy.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateServerTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       CreateServerTlsPolicyRequest request =
           CreateServerTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/AsyncCreateServerTlsPolicyLRO.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/AsyncCreateServerTlsPolicyLRO.java
index 81f6283fda80..f65ee35af9b1 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/AsyncCreateServerTlsPolicyLRO.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/AsyncCreateServerTlsPolicyLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateServerTlsPolicyLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       CreateServerTlsPolicyRequest request =
           CreateServerTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/SyncCreateServerTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/SyncCreateServerTlsPolicy.java
index abfa335959ca..051c9fdb706f 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/SyncCreateServerTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/SyncCreateServerTlsPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateServerTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       CreateServerTlsPolicyRequest request =
           CreateServerTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/SyncCreateServerTlsPolicyLocationnameServertlspolicyString.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/SyncCreateServerTlsPolicyLocationnameServertlspolicyString.java
index 990118834031..dcb26268b68b 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/SyncCreateServerTlsPolicyLocationnameServertlspolicyString.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/SyncCreateServerTlsPolicyLocationnameServertlspolicyString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateServerTlsPolicyLocationnameServertlspolicyString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       ServerTlsPolicy serverTlsPolicy = ServerTlsPolicy.newBuilder().build();
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/SyncCreateServerTlsPolicyStringServertlspolicyString.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/SyncCreateServerTlsPolicyStringServertlspolicyString.java
index 778fc498c4f0..491f90008153 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/SyncCreateServerTlsPolicyStringServertlspolicyString.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/createservertlspolicy/SyncCreateServerTlsPolicyStringServertlspolicyString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateServerTlsPolicyStringServertlspolicyString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       ServerTlsPolicy serverTlsPolicy = ServerTlsPolicy.newBuilder().build();
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/AsyncDeleteAuthorizationPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/AsyncDeleteAuthorizationPolicy.java
index b47623c48c64..e7bb5bc1222f 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/AsyncDeleteAuthorizationPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/AsyncDeleteAuthorizationPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteAuthorizationPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       DeleteAuthorizationPolicyRequest request =
           DeleteAuthorizationPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/AsyncDeleteAuthorizationPolicyLRO.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/AsyncDeleteAuthorizationPolicyLRO.java
index bf8636fffadd..4c27b92280d7 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/AsyncDeleteAuthorizationPolicyLRO.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/AsyncDeleteAuthorizationPolicyLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteAuthorizationPolicyLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       DeleteAuthorizationPolicyRequest request =
           DeleteAuthorizationPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/SyncDeleteAuthorizationPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/SyncDeleteAuthorizationPolicy.java
index de48eb00212f..e836b3760a72 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/SyncDeleteAuthorizationPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/SyncDeleteAuthorizationPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteAuthorizationPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       DeleteAuthorizationPolicyRequest request =
           DeleteAuthorizationPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/SyncDeleteAuthorizationPolicyAuthorizationpolicyname.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/SyncDeleteAuthorizationPolicyAuthorizationpolicyname.java
index ce5485081514..4c001b3cd2cf 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/SyncDeleteAuthorizationPolicyAuthorizationpolicyname.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/SyncDeleteAuthorizationPolicyAuthorizationpolicyname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteAuthorizationPolicyAuthorizationpolicyname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       AuthorizationPolicyName name =
           AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]");
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/SyncDeleteAuthorizationPolicyString.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/SyncDeleteAuthorizationPolicyString.java
index 78eac36a1971..af52c1210a2e 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/SyncDeleteAuthorizationPolicyString.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteauthorizationpolicy/SyncDeleteAuthorizationPolicyString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteAuthorizationPolicyString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       String name =
           AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]")
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/AsyncDeleteClientTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/AsyncDeleteClientTlsPolicy.java
index 2e56e6adeb9c..b978ef3799f2 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/AsyncDeleteClientTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/AsyncDeleteClientTlsPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteClientTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       DeleteClientTlsPolicyRequest request =
           DeleteClientTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/AsyncDeleteClientTlsPolicyLRO.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/AsyncDeleteClientTlsPolicyLRO.java
index 60dbb3b685f9..44a55ffc1e24 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/AsyncDeleteClientTlsPolicyLRO.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/AsyncDeleteClientTlsPolicyLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteClientTlsPolicyLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       DeleteClientTlsPolicyRequest request =
           DeleteClientTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/SyncDeleteClientTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/SyncDeleteClientTlsPolicy.java
index cf07c342231c..569bafd5a6b9 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/SyncDeleteClientTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/SyncDeleteClientTlsPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteClientTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       DeleteClientTlsPolicyRequest request =
           DeleteClientTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/SyncDeleteClientTlsPolicyClienttlspolicyname.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/SyncDeleteClientTlsPolicyClienttlspolicyname.java
index 464507abd37e..fed3319d1a87 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/SyncDeleteClientTlsPolicyClienttlspolicyname.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/SyncDeleteClientTlsPolicyClienttlspolicyname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteClientTlsPolicyClienttlspolicyname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ClientTlsPolicyName name =
           ClientTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[CLIENT_TLS_POLICY]");
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/SyncDeleteClientTlsPolicyString.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/SyncDeleteClientTlsPolicyString.java
index a0d928f5ebbd..8ed550f131c6 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/SyncDeleteClientTlsPolicyString.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteclienttlspolicy/SyncDeleteClientTlsPolicyString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteClientTlsPolicyString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       String name =
           ClientTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[CLIENT_TLS_POLICY]").toString();
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/AsyncDeleteServerTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/AsyncDeleteServerTlsPolicy.java
index 3c60d7934878..3ebb59ba3f42 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/AsyncDeleteServerTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/AsyncDeleteServerTlsPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteServerTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       DeleteServerTlsPolicyRequest request =
           DeleteServerTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/AsyncDeleteServerTlsPolicyLRO.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/AsyncDeleteServerTlsPolicyLRO.java
index f43f1c79d276..e6178486702c 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/AsyncDeleteServerTlsPolicyLRO.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/AsyncDeleteServerTlsPolicyLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteServerTlsPolicyLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       DeleteServerTlsPolicyRequest request =
           DeleteServerTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/SyncDeleteServerTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/SyncDeleteServerTlsPolicy.java
index 7a2cd5cb8c56..c53c0e0920cf 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/SyncDeleteServerTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/SyncDeleteServerTlsPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteServerTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       DeleteServerTlsPolicyRequest request =
           DeleteServerTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/SyncDeleteServerTlsPolicyServertlspolicyname.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/SyncDeleteServerTlsPolicyServertlspolicyname.java
index 9bfe8efd56fd..5ddb55e7d47c 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/SyncDeleteServerTlsPolicyServertlspolicyname.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/SyncDeleteServerTlsPolicyServertlspolicyname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteServerTlsPolicyServertlspolicyname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ServerTlsPolicyName name =
           ServerTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[SERVER_TLS_POLICY]");
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/SyncDeleteServerTlsPolicyString.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/SyncDeleteServerTlsPolicyString.java
index 59605ae3d9db..84ca0bb96b41 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/SyncDeleteServerTlsPolicyString.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/deleteservertlspolicy/SyncDeleteServerTlsPolicyString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteServerTlsPolicyString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       String name =
           ServerTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[SERVER_TLS_POLICY]").toString();
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/AsyncGetAuthorizationPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/AsyncGetAuthorizationPolicy.java
index 05d54a62201c..9e4804839cf9 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/AsyncGetAuthorizationPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/AsyncGetAuthorizationPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetAuthorizationPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       GetAuthorizationPolicyRequest request =
           GetAuthorizationPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/SyncGetAuthorizationPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/SyncGetAuthorizationPolicy.java
index 9785908b7dec..44d7a7a8b1a5 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/SyncGetAuthorizationPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/SyncGetAuthorizationPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetAuthorizationPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       GetAuthorizationPolicyRequest request =
           GetAuthorizationPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/SyncGetAuthorizationPolicyAuthorizationpolicyname.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/SyncGetAuthorizationPolicyAuthorizationpolicyname.java
index a147e19093a4..cb405fb52894 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/SyncGetAuthorizationPolicyAuthorizationpolicyname.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/SyncGetAuthorizationPolicyAuthorizationpolicyname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetAuthorizationPolicyAuthorizationpolicyname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       AuthorizationPolicyName name =
           AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]");
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/SyncGetAuthorizationPolicyString.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/SyncGetAuthorizationPolicyString.java
index b8099aeef1f4..de15fc514275 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/SyncGetAuthorizationPolicyString.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getauthorizationpolicy/SyncGetAuthorizationPolicyString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetAuthorizationPolicyString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       String name =
           AuthorizationPolicyName.of("[PROJECT]", "[LOCATION]", "[AUTHORIZATION_POLICY]")
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/AsyncGetClientTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/AsyncGetClientTlsPolicy.java
index 0a46f2ec9572..7330fbf8bc9e 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/AsyncGetClientTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/AsyncGetClientTlsPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetClientTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       GetClientTlsPolicyRequest request =
           GetClientTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/SyncGetClientTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/SyncGetClientTlsPolicy.java
index 97f1f1374791..798ef99a0cb6 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/SyncGetClientTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/SyncGetClientTlsPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetClientTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       GetClientTlsPolicyRequest request =
           GetClientTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/SyncGetClientTlsPolicyClienttlspolicyname.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/SyncGetClientTlsPolicyClienttlspolicyname.java
index e79b00f17a37..90b852667255 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/SyncGetClientTlsPolicyClienttlspolicyname.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/SyncGetClientTlsPolicyClienttlspolicyname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetClientTlsPolicyClienttlspolicyname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ClientTlsPolicyName name =
           ClientTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[CLIENT_TLS_POLICY]");
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/SyncGetClientTlsPolicyString.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/SyncGetClientTlsPolicyString.java
index 07db8ba6ac29..ec4bb1931557 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/SyncGetClientTlsPolicyString.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getclienttlspolicy/SyncGetClientTlsPolicyString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetClientTlsPolicyString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       String name =
           ClientTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[CLIENT_TLS_POLICY]").toString();
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getiampolicy/AsyncGetIamPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getiampolicy/AsyncGetIamPolicy.java
index 9dc29e2fa0e7..f6831174f486 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getiampolicy/AsyncGetIamPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getiampolicy/AsyncGetIamPolicy.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       GetIamPolicyRequest request =
           GetIamPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getiampolicy/SyncGetIamPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getiampolicy/SyncGetIamPolicy.java
index deb52a065ef4..3d4050f4a0de 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getiampolicy/SyncGetIamPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getiampolicy/SyncGetIamPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       GetIamPolicyRequest request =
           GetIamPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getlocation/AsyncGetLocation.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getlocation/AsyncGetLocation.java
index b4ee9eae14df..9a1cd0884333 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getlocation/AsyncGetLocation.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getlocation/AsyncGetLocation.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetLocation() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
       ApiFuture<Location> future = networkSecurityClient.getLocationCallable().futureCall(request);
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getlocation/SyncGetLocation.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getlocation/SyncGetLocation.java
index b8e22b31299f..78bb961cded6 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getlocation/SyncGetLocation.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getlocation/SyncGetLocation.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetLocation() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
       Location response = networkSecurityClient.getLocation(request);
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/AsyncGetServerTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/AsyncGetServerTlsPolicy.java
index dbf52e3dd214..1f5cacefdda6 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/AsyncGetServerTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/AsyncGetServerTlsPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetServerTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       GetServerTlsPolicyRequest request =
           GetServerTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/SyncGetServerTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/SyncGetServerTlsPolicy.java
index dfef44c66cff..0ccb68dbc3b2 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/SyncGetServerTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/SyncGetServerTlsPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetServerTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       GetServerTlsPolicyRequest request =
           GetServerTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/SyncGetServerTlsPolicyServertlspolicyname.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/SyncGetServerTlsPolicyServertlspolicyname.java
index e6e725abaf22..d83e67668718 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/SyncGetServerTlsPolicyServertlspolicyname.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/SyncGetServerTlsPolicyServertlspolicyname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetServerTlsPolicyServertlspolicyname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ServerTlsPolicyName name =
           ServerTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[SERVER_TLS_POLICY]");
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/SyncGetServerTlsPolicyString.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/SyncGetServerTlsPolicyString.java
index 1c202e80ae28..f10578d98c21 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/SyncGetServerTlsPolicyString.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/getservertlspolicy/SyncGetServerTlsPolicyString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetServerTlsPolicyString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       String name =
           ServerTlsPolicyName.of("[PROJECT]", "[LOCATION]", "[SERVER_TLS_POLICY]").toString();
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/AsyncListAuthorizationPolicies.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/AsyncListAuthorizationPolicies.java
index 34af8e34ef99..8ece1c422a5a 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/AsyncListAuthorizationPolicies.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/AsyncListAuthorizationPolicies.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListAuthorizationPolicies() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ListAuthorizationPoliciesRequest request =
           ListAuthorizationPoliciesRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/AsyncListAuthorizationPoliciesPaged.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/AsyncListAuthorizationPoliciesPaged.java
index e78eef58fec2..e5fc00f6505e 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/AsyncListAuthorizationPoliciesPaged.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/AsyncListAuthorizationPoliciesPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListAuthorizationPoliciesPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ListAuthorizationPoliciesRequest request =
           ListAuthorizationPoliciesRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/SyncListAuthorizationPolicies.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/SyncListAuthorizationPolicies.java
index 8db22dd72656..54171d7e85be 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/SyncListAuthorizationPolicies.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/SyncListAuthorizationPolicies.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListAuthorizationPolicies() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ListAuthorizationPoliciesRequest request =
           ListAuthorizationPoliciesRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/SyncListAuthorizationPoliciesLocationname.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/SyncListAuthorizationPoliciesLocationname.java
index 2495e8f3b8ab..434f05485917 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/SyncListAuthorizationPoliciesLocationname.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/SyncListAuthorizationPoliciesLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListAuthorizationPoliciesLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       for (AuthorizationPolicy element :
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/SyncListAuthorizationPoliciesString.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/SyncListAuthorizationPoliciesString.java
index 74a5b357403a..f4ff9c436c15 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/SyncListAuthorizationPoliciesString.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listauthorizationpolicies/SyncListAuthorizationPoliciesString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListAuthorizationPoliciesString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       for (AuthorizationPolicy element :
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/AsyncListClientTlsPolicies.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/AsyncListClientTlsPolicies.java
index 013db8b69993..be6f9dd43329 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/AsyncListClientTlsPolicies.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/AsyncListClientTlsPolicies.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListClientTlsPolicies() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ListClientTlsPoliciesRequest request =
           ListClientTlsPoliciesRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/AsyncListClientTlsPoliciesPaged.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/AsyncListClientTlsPoliciesPaged.java
index 48065743b015..55298796d169 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/AsyncListClientTlsPoliciesPaged.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/AsyncListClientTlsPoliciesPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListClientTlsPoliciesPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ListClientTlsPoliciesRequest request =
           ListClientTlsPoliciesRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/SyncListClientTlsPolicies.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/SyncListClientTlsPolicies.java
index 8ddbb2abc4d3..6359b4513d7a 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/SyncListClientTlsPolicies.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/SyncListClientTlsPolicies.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListClientTlsPolicies() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ListClientTlsPoliciesRequest request =
           ListClientTlsPoliciesRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/SyncListClientTlsPoliciesLocationname.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/SyncListClientTlsPoliciesLocationname.java
index 76847084bb6a..60eb64be168b 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/SyncListClientTlsPoliciesLocationname.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/SyncListClientTlsPoliciesLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListClientTlsPoliciesLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       for (ClientTlsPolicy element :
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/SyncListClientTlsPoliciesString.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/SyncListClientTlsPoliciesString.java
index 910709661476..e20b08fdabd6 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/SyncListClientTlsPoliciesString.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listclienttlspolicies/SyncListClientTlsPoliciesString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListClientTlsPoliciesString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       for (ClientTlsPolicy element :
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listlocations/AsyncListLocations.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listlocations/AsyncListLocations.java
index dc382319116f..6a055a528d85 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listlocations/AsyncListLocations.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listlocations/AsyncListLocations.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListLocations() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ListLocationsRequest request =
           ListLocationsRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listlocations/AsyncListLocationsPaged.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listlocations/AsyncListLocationsPaged.java
index 5157ef856a5b..e58aee14dffa 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listlocations/AsyncListLocationsPaged.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listlocations/AsyncListLocationsPaged.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListLocationsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ListLocationsRequest request =
           ListLocationsRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listlocations/SyncListLocations.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listlocations/SyncListLocations.java
index 9cd0118162db..92aa799b9e47 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listlocations/SyncListLocations.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listlocations/SyncListLocations.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListLocations() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ListLocationsRequest request =
           ListLocationsRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/AsyncListServerTlsPolicies.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/AsyncListServerTlsPolicies.java
index 2952222a4f21..ac03bb832446 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/AsyncListServerTlsPolicies.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/AsyncListServerTlsPolicies.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListServerTlsPolicies() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ListServerTlsPoliciesRequest request =
           ListServerTlsPoliciesRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/AsyncListServerTlsPoliciesPaged.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/AsyncListServerTlsPoliciesPaged.java
index 0d40acda1732..cb02c02fb816 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/AsyncListServerTlsPoliciesPaged.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/AsyncListServerTlsPoliciesPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListServerTlsPoliciesPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ListServerTlsPoliciesRequest request =
           ListServerTlsPoliciesRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/SyncListServerTlsPolicies.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/SyncListServerTlsPolicies.java
index 3909b300e56e..37fbebb1c59c 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/SyncListServerTlsPolicies.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/SyncListServerTlsPolicies.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListServerTlsPolicies() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ListServerTlsPoliciesRequest request =
           ListServerTlsPoliciesRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/SyncListServerTlsPoliciesLocationname.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/SyncListServerTlsPoliciesLocationname.java
index efe82605f91c..b5c178934d62 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/SyncListServerTlsPoliciesLocationname.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/SyncListServerTlsPoliciesLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListServerTlsPoliciesLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       for (ServerTlsPolicy element :
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/SyncListServerTlsPoliciesString.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/SyncListServerTlsPoliciesString.java
index 220f14cf0d0e..52db087ec285 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/SyncListServerTlsPoliciesString.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/listservertlspolicies/SyncListServerTlsPoliciesString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListServerTlsPoliciesString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       for (ServerTlsPolicy element :
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/setiampolicy/AsyncSetIamPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/setiampolicy/AsyncSetIamPolicy.java
index 94670d43fa8d..345c8525dc0b 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/setiampolicy/AsyncSetIamPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/setiampolicy/AsyncSetIamPolicy.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncSetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       SetIamPolicyRequest request =
           SetIamPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/setiampolicy/SyncSetIamPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/setiampolicy/SyncSetIamPolicy.java
index d23430c8fac2..8f63685ef193 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/setiampolicy/SyncSetIamPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/setiampolicy/SyncSetIamPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       SetIamPolicyRequest request =
           SetIamPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/testiampermissions/AsyncTestIamPermissions.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/testiampermissions/AsyncTestIamPermissions.java
index dbd9629b8ad7..4d4d4fafe925 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/testiampermissions/AsyncTestIamPermissions.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/testiampermissions/AsyncTestIamPermissions.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncTestIamPermissions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       TestIamPermissionsRequest request =
           TestIamPermissionsRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/testiampermissions/SyncTestIamPermissions.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/testiampermissions/SyncTestIamPermissions.java
index a3d3d3cf6921..525ee9b40cc0 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/testiampermissions/SyncTestIamPermissions.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/testiampermissions/SyncTestIamPermissions.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncTestIamPermissions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       TestIamPermissionsRequest request =
           TestIamPermissionsRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/AsyncUpdateAuthorizationPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/AsyncUpdateAuthorizationPolicy.java
index 7d2875d91f9f..904d4b6e2d1f 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/AsyncUpdateAuthorizationPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/AsyncUpdateAuthorizationPolicy.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateAuthorizationPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       UpdateAuthorizationPolicyRequest request =
           UpdateAuthorizationPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/AsyncUpdateAuthorizationPolicyLRO.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/AsyncUpdateAuthorizationPolicyLRO.java
index 6a6b3f7b582c..8330273a9901 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/AsyncUpdateAuthorizationPolicyLRO.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/AsyncUpdateAuthorizationPolicyLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateAuthorizationPolicyLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       UpdateAuthorizationPolicyRequest request =
           UpdateAuthorizationPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/SyncUpdateAuthorizationPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/SyncUpdateAuthorizationPolicy.java
index 9b7f0137339c..4402e250ac7c 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/SyncUpdateAuthorizationPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/SyncUpdateAuthorizationPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateAuthorizationPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       UpdateAuthorizationPolicyRequest request =
           UpdateAuthorizationPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/SyncUpdateAuthorizationPolicyAuthorizationpolicyFieldmask.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/SyncUpdateAuthorizationPolicyAuthorizationpolicyFieldmask.java
index 6e5bc1b5192d..b4554383724d 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/SyncUpdateAuthorizationPolicyAuthorizationpolicyFieldmask.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateauthorizationpolicy/SyncUpdateAuthorizationPolicyAuthorizationpolicyFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateAuthorizationPolicyAuthorizationpolicyFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       AuthorizationPolicy authorizationPolicy = AuthorizationPolicy.newBuilder().build();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/AsyncUpdateClientTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/AsyncUpdateClientTlsPolicy.java
index ee36efb53ea8..76e8accd9dc0 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/AsyncUpdateClientTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/AsyncUpdateClientTlsPolicy.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateClientTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       UpdateClientTlsPolicyRequest request =
           UpdateClientTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/AsyncUpdateClientTlsPolicyLRO.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/AsyncUpdateClientTlsPolicyLRO.java
index e12cf5c630d3..f8fb4efc1ca9 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/AsyncUpdateClientTlsPolicyLRO.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/AsyncUpdateClientTlsPolicyLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateClientTlsPolicyLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       UpdateClientTlsPolicyRequest request =
           UpdateClientTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/SyncUpdateClientTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/SyncUpdateClientTlsPolicy.java
index e690b7cf67b8..64c2683f9e63 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/SyncUpdateClientTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/SyncUpdateClientTlsPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateClientTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       UpdateClientTlsPolicyRequest request =
           UpdateClientTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/SyncUpdateClientTlsPolicyClienttlspolicyFieldmask.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/SyncUpdateClientTlsPolicyClienttlspolicyFieldmask.java
index f8d0f0b93773..bc1dd7c79c23 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/SyncUpdateClientTlsPolicyClienttlspolicyFieldmask.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateclienttlspolicy/SyncUpdateClientTlsPolicyClienttlspolicyFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateClientTlsPolicyClienttlspolicyFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ClientTlsPolicy clientTlsPolicy = ClientTlsPolicy.newBuilder().build();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/AsyncUpdateServerTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/AsyncUpdateServerTlsPolicy.java
index 462fc65a5156..255a9a9ca322 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/AsyncUpdateServerTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/AsyncUpdateServerTlsPolicy.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateServerTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       UpdateServerTlsPolicyRequest request =
           UpdateServerTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/AsyncUpdateServerTlsPolicyLRO.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/AsyncUpdateServerTlsPolicyLRO.java
index f84eed6ada81..9a6b5847cfff 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/AsyncUpdateServerTlsPolicyLRO.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/AsyncUpdateServerTlsPolicyLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateServerTlsPolicyLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       UpdateServerTlsPolicyRequest request =
           UpdateServerTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/SyncUpdateServerTlsPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/SyncUpdateServerTlsPolicy.java
index b1c1eea6f725..67c65abbfa92 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/SyncUpdateServerTlsPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/SyncUpdateServerTlsPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateServerTlsPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       UpdateServerTlsPolicyRequest request =
           UpdateServerTlsPolicyRequest.newBuilder()
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/SyncUpdateServerTlsPolicyServertlspolicyFieldmask.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/SyncUpdateServerTlsPolicyServertlspolicyFieldmask.java
index 1b9c99fcd2da..a2c8a7eaecd7 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/SyncUpdateServerTlsPolicyServertlspolicyFieldmask.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecurityclient/updateservertlspolicy/SyncUpdateServerTlsPolicyServertlspolicyFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateServerTlsPolicyServertlspolicyFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (NetworkSecurityClient networkSecurityClient = NetworkSecurityClient.create()) {
       ServerTlsPolicy serverTlsPolicy = ServerTlsPolicy.newBuilder().build();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecuritysettings/getauthorizationpolicy/SyncGetAuthorizationPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecuritysettings/getauthorizationpolicy/SyncGetAuthorizationPolicy.java
index 70d790a8a2dc..9a75f838a6cf 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecuritysettings/getauthorizationpolicy/SyncGetAuthorizationPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/networksecuritysettings/getauthorizationpolicy/SyncGetAuthorizationPolicy.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetAuthorizationPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     NetworkSecuritySettings.Builder networkSecuritySettingsBuilder =
         NetworkSecuritySettings.newBuilder();
     networkSecuritySettingsBuilder
diff --git a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/stub/networksecuritystubsettings/getauthorizationpolicy/SyncGetAuthorizationPolicy.java b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/stub/networksecuritystubsettings/getauthorizationpolicy/SyncGetAuthorizationPolicy.java
index 587bda1982f9..07ebe7726312 100644
--- a/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/stub/networksecuritystubsettings/getauthorizationpolicy/SyncGetAuthorizationPolicy.java
+++ b/java-network-security/samples/snippets/generated/com/google/cloud/networksecurity/v1beta1/stub/networksecuritystubsettings/getauthorizationpolicy/SyncGetAuthorizationPolicy.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetAuthorizationPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     NetworkSecurityStubSettings.Builder networkSecuritySettingsBuilder =
         NetworkSecurityStubSettings.newBuilder();
     networkSecuritySettingsBuilder