diff --git a/dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/RpcContext.java b/dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/RpcContext.java
index 363b0faf084..a542cd64888 100644
--- a/dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/RpcContext.java
+++ b/dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/RpcContext.java
@@ -154,22 +154,7 @@ public void setResponse(Object response) {
      * @return provider side.
      */
     public boolean isProviderSide() {
-        URL url = getUrl();
-        if (url == null) {
-            return false;
-        }
-        InetSocketAddress address = getRemoteAddress();
-        if (address == null) {
-            return false;
-        }
-        String host;
-        if (address.getAddress() == null) {
-            host = address.getHostName();
-        } else {
-            host = address.getAddress().getHostAddress();
-        }
-        return url.getPort() != address.getPort() ||
-                !NetUtils.filterLocalHost(url.getIp()).equals(NetUtils.filterLocalHost(host));
+        return !isConsumerSide();
     }
 
     /**
@@ -178,22 +163,7 @@ public boolean isProviderSide() {
      * @return consumer side.
      */
     public boolean isConsumerSide() {
-        URL url = getUrl();
-        if (url == null) {
-            return false;
-        }
-        InetSocketAddress address = getRemoteAddress();
-        if (address == null) {
-            return false;
-        }
-        String host;
-        if (address.getAddress() == null) {
-            host = address.getHostName();
-        } else {
-            host = address.getAddress().getHostAddress();
-        }
-        return url.getPort() == address.getPort() &&
-                NetUtils.filterLocalHost(url.getIp()).equals(NetUtils.filterLocalHost(host));
+        return getUrl().getParameter(Constants.SIDE_KEY, Constants.PROVIDER_SIDE).equals(Constants.CONSUMER_SIDE);
     }
 
     /**