diff --git a/.gitignore b/.gitignore
index 2c0e11f64..19b2adff0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,6 +20,7 @@ config/pgq_processors.yml
 config/system_info.yml
 config/click_house.yml
 config/secrets.yml
+config/ldap.yml
 coverage
 debian/files
 debian/yeti-web
diff --git a/app/admin/routing/destinations.rb b/app/admin/routing/destinations.rb
index 1debd2c9d..1e933fb9e 100644
--- a/app/admin/routing/destinations.rb
+++ b/app/admin/routing/destinations.rb
@@ -71,22 +71,13 @@
   filter :network_prefix_country_id_eq,
          as: :select,
          label: 'Country',
-         input_html: {
-           class: 'chosen network_prefix_country_id_eq-filter'
-         },
+         input_html: { class: 'chosen' },
          collection: -> { System::Country.order(:name) }
 
   association_ajax_filter :network_prefix_network_id_eq,
                           label: 'Network',
                           scope: -> { System::Network.order(:name) },
-                          path: '/system_networks/search',
-                          input_html: {
-                            'data-path-params': { 'q[country_id_eq]': '.network_prefix_country_id_eq-filter' }.to_json,
-                            'data-required-param': 'q[country_id_eq]'
-                          },
-                          fill_params: lambda {
-                            { country_id_eq: params.dig(:q, :network_prefix_country_id_eq) }
-                          }
+                          path: '/system_networks/search'
 
   filter :external_id_eq, label: 'EXTERNAL_ID'
   filter :valid_from, as: :date_time_range
diff --git a/app/admin/routing/dialpeers.rb b/app/admin/routing/dialpeers.rb
index a525bbd55..e4ec7e194 100644
--- a/app/admin/routing/dialpeers.rb
+++ b/app/admin/routing/dialpeers.rb
@@ -182,22 +182,13 @@ def scoped_collection
   filter :network_prefix_country_id_eq,
          as: :select,
          label: 'Country',
-         input_html: {
-           class: 'chosen network_prefix_country_id_eq-filter'
-         },
+         input_html: { class: 'chosen' },
          collection: -> { System::Country.order(:name) }
 
   association_ajax_filter :network_prefix_network_id_eq,
                           label: 'Network',
                           scope: -> { System::Network.order(:name) },
-                          path: '/system_networks/search',
-                          input_html: {
-                            'data-path-params': { 'q[country_id_eq]': '.network_prefix_country_id_eq-filter' }.to_json,
-                            'data-required-param': 'q[country_id_eq]'
-                          },
-                          fill_params: lambda {
-                            { country_id_eq: params.dig(:q, :network_prefix_country_id_eq) }
-                          }
+                          path: '/system_networks/search'
 
   filter :created_at, as: :date_time_range
   filter :external_id
diff --git a/app/admin/routing/routing_plan_static_routes.rb b/app/admin/routing/routing_plan_static_routes.rb
index 6b7683ecf..b7049e256 100644
--- a/app/admin/routing/routing_plan_static_routes.rb
+++ b/app/admin/routing/routing_plan_static_routes.rb
@@ -19,8 +19,16 @@
   filter :id
   filter :routing_plan, collection: -> { Routing::RoutingPlan.having_static_routes }, input_html: { class: 'chosen' }
   filter :prefix
-  filter :country, input_html: { class: 'chosen' }
-  filter :network, input_html: { class: 'chosen' }
+  filter :network_prefix_country_id_eq,
+         as: :select,
+         label: 'Country',
+         input_html: { class: 'chosen' },
+         collection: -> { System::Country.order(:name) }
+
+  association_ajax_filter :network_prefix_network_id_eq,
+                          label: 'Network',
+                          scope: -> { System::Network.order(:name) },
+                          path: '/system_networks/search'
   contractor_filter :vendor_id_eq, label: 'Vendor', path_params: { q: { vendor_eq: true } }
 
   # after_build do |resource|
diff --git a/app/admin/system/network_prefixes.rb b/app/admin/system/network_prefixes.rb
index c95d99169..c5b34e267 100644
--- a/app/admin/system/network_prefixes.rb
+++ b/app/admin/system/network_prefixes.rb
@@ -57,7 +57,10 @@
       f.input :number_min_length
       f.input :number_max_length
       f.input :country, input_html: { class: 'chosen' }
-      f.input :network, input_html: { class: 'chosen' }
+      f.association_ajax_input :network_id,
+                               label: 'Network',
+                               scope: System::Network.order(:name),
+                               path: '/system_networks/search'
     end
     f.actions
   end
diff --git a/lib/active_admin/fast_count.rb b/lib/active_admin/fast_count.rb
index 97597b120..d23e35771 100644
--- a/lib/active_admin/fast_count.rb
+++ b/lib/active_admin/fast_count.rb
@@ -22,5 +22,18 @@ def collection_size(records = collection)
         records.fast_count(:all)
       end
     end
+
+    def current_page_collection_size
+      is_last_page = collection.total_count <= collection_offset + collection.limit_value
+      if is_last_page
+        collection.total_count - collection_offset
+      else
+        collection.limit_value
+      end
+    end
+
+    def collection_offset
+      (collection.current_page - 1) * collection.limit_value
+    end
   end
 end
diff --git a/lib/active_admin/views/components/paginated_collection.rb b/lib/active_admin/views/components/paginated_collection.rb
index d6543c314..6c14808ec 100644
--- a/lib/active_admin/views/components/paginated_collection.rb
+++ b/lib/active_admin/views/components/paginated_collection.rb
@@ -7,6 +7,7 @@ class PaginatedCollection < ActiveAdmin::Component
       #
       def build(collection, options = {})
         @collection = collection
+        @params = options.delete(:params)
         @param_name = options.delete(:param_name)
         @download_links = options.delete(:download_links)
         @display_total = options.delete(:pagination_total) { true }
@@ -26,7 +27,7 @@ def build(collection, options = {})
         @built = true
       end
 
-      protected
+      private
 
       def build_top_pagination_panel
         div class: 'pagination_top' do
@@ -36,6 +37,49 @@ def build_top_pagination_panel
           end
         end
       end
+
+      def page_entries_info(options = {})
+        if options[:entry_name]
+          entry_name   = options[:entry_name]
+          entries_name = options[:entries_name] || entry_name.pluralize
+        elsif collection_is_empty?
+          entry_name   = I18n.t 'active_admin.pagination.entry', count: 1, default: 'entry'
+          entries_name = I18n.t 'active_admin.pagination.entry', count: 2, default: 'entries'
+        else
+          key = "activerecord.models.#{collection.first.class.model_name.i18n_key}"
+          entry_name   = I18n.t key, count: 1,               default: collection.first.class.name.underscore.sub('_', ' ')
+          entries_name = I18n.t key, count: collection.size, default: entry_name.pluralize
+        end
+
+        if @display_total
+          if collection.total_pages < 2
+            case collection_size
+            when 0
+              I18n.t('active_admin.pagination.empty',    model: entries_name)
+            when 1
+              I18n.t('active_admin.pagination.one',      model: entry_name)
+            else
+              I18n.t('active_admin.pagination.one_page', model: entries_name, n: collection.total_count)
+            end
+          else
+            offset = collection_offset
+            total  = collection.total_count
+            I18n.t 'active_admin.pagination.multiple',
+                   model: entries_name,
+                   total:,
+                   from: offset + 1,
+                   to: offset + current_page_collection_size
+          end
+        else
+          # Do not display total count, in order to prevent a `SELECT count(*)`.
+          # To do so we must not call `collection.total_pages`
+          offset = (collection.current_page - 1) * collection.limit_value
+          I18n.t 'active_admin.pagination.multiple_without_total',
+                 model: entries_name,
+                 from: offset + 1,
+                 to: offset + collection_size
+        end
+      end
     end
   end
 end
diff --git a/spec/features/system/network_prefixes/new_network_prefix_spec.rb b/spec/features/system/network_prefixes/new_network_prefix_spec.rb
index bb87caaeb..ec2a6c7af 100644
--- a/spec/features/system/network_prefixes/new_network_prefix_spec.rb
+++ b/spec/features/system/network_prefixes/new_network_prefix_spec.rb
@@ -13,7 +13,7 @@
     visit new_system_network_prefix_path
 
     aa_form.set_text 'Prefix', '123'
-    aa_form.select_chosen 'Network', network.display_name
+    fill_in_chosen 'Network', with: network.name, ajax: true
   end
 
   it 'creates record' do