diff --git a/packages/google-cloud-apigee-connect/google/cloud/apigeeconnect_v1/services/connection_service/async_client.py b/packages/google-cloud-apigee-connect/google/cloud/apigeeconnect_v1/services/connection_service/async_client.py
index b0ec5838de64..a383c68f2957 100644
--- a/packages/google-cloud-apigee-connect/google/cloud/apigeeconnect_v1/services/connection_service/async_client.py
+++ b/packages/google-cloud-apigee-connect/google/cloud/apigeeconnect_v1/services/connection_service/async_client.py
@@ -288,7 +288,8 @@ def sample_list_connections():
                 maximum=60.0,
                 multiplier=1.3,
                 predicate=retries.if_exception_type(
-                    core_exceptions.GoogleAPICallError,
+                    core_exceptions.ServiceUnavailable,
+                    core_exceptions.Unknown,
                 ),
                 deadline=60.0,
             ),
diff --git a/packages/google-cloud-apigee-connect/google/cloud/apigeeconnect_v1/services/connection_service/transports/base.py b/packages/google-cloud-apigee-connect/google/cloud/apigeeconnect_v1/services/connection_service/transports/base.py
index fdf167b1d095..0c30bd23fa77 100644
--- a/packages/google-cloud-apigee-connect/google/cloud/apigeeconnect_v1/services/connection_service/transports/base.py
+++ b/packages/google-cloud-apigee-connect/google/cloud/apigeeconnect_v1/services/connection_service/transports/base.py
@@ -128,7 +128,8 @@ def _prep_wrapped_messages(self, client_info):
                     maximum=60.0,
                     multiplier=1.3,
                     predicate=retries.if_exception_type(
-                        core_exceptions.GoogleAPICallError,
+                        core_exceptions.ServiceUnavailable,
+                        core_exceptions.Unknown,
                     ),
                     deadline=60.0,
                 ),
diff --git a/packages/google-cloud-apigee-connect/samples/generated_samples/snippet_metadata_apigeeconnect_v1.json b/packages/google-cloud-apigee-connect/samples/generated_samples/snippet_metadata_apigeeconnect_v1.json
index 9e7ddf2a2810..f5a0a465828f 100644
--- a/packages/google-cloud-apigee-connect/samples/generated_samples/snippet_metadata_apigeeconnect_v1.json
+++ b/packages/google-cloud-apigee-connect/samples/generated_samples/snippet_metadata_apigeeconnect_v1.json
@@ -1,16 +1,61 @@
 {
+  "clientLibrary": {
+    "apis": [
+      {
+        "id": "google.cloud.apigeeconnect.v1",
+        "version": "v1"
+      }
+    ],
+    "language": "PYTHON",
+    "name": "google-cloud-apigee-connect"
+  },
   "snippets": [
     {
+      "canonical": true,
       "clientMethod": {
         "async": true,
+        "client": {
+          "fullName": "google.cloud.apigeeconnect_v1.ConnectionServiceAsyncClient",
+          "shortName": "ConnectionServiceAsyncClient"
+        },
+        "fullName": "google.cloud.apigeeconnect_v1.ConnectionServiceAsyncClient.list_connections",
         "method": {
+          "fullName": "google.cloud.apigeeconnect.v1.ConnectionService.ListConnections",
           "service": {
+            "fullName": "google.cloud.apigeeconnect.v1.ConnectionService",
             "shortName": "ConnectionService"
           },
           "shortName": "ListConnections"
-        }
+        },
+        "parameters": [
+          {
+            "name": "request",
+            "type": "google.cloud.apigeeconnect_v1.types.ListConnectionsRequest"
+          },
+          {
+            "name": "parent",
+            "type": "str"
+          },
+          {
+            "name": "retry",
+            "type": "google.api_core.retry.Retry"
+          },
+          {
+            "name": "timeout",
+            "type": "float"
+          },
+          {
+            "name": "metadata",
+            "type": "Sequence[Tuple[str, str]"
+          }
+        ],
+        "resultType": "google.cloud.apigeeconnect_v1.services.connection_service.pagers.ListConnectionsAsyncPager",
+        "shortName": "list_connections"
       },
+      "description": "Sample for ListConnections",
       "file": "apigeeconnect_v1_generated_connection_service_list_connections_async.py",
+      "language": "PYTHON",
+      "origin": "API_DEFINITION",
       "regionTag": "apigeeconnect_v1_generated_ConnectionService_ListConnections_async",
       "segments": [
         {
@@ -43,18 +88,54 @@
           "start": 42,
           "type": "RESPONSE_HANDLING"
         }
-      ]
+      ],
+      "title": "apigeeconnect_v1_generated_connection_service_list_connections_async.py"
     },
     {
+      "canonical": true,
       "clientMethod": {
+        "client": {
+          "fullName": "google.cloud.apigeeconnect_v1.ConnectionServiceClient",
+          "shortName": "ConnectionServiceClient"
+        },
+        "fullName": "google.cloud.apigeeconnect_v1.ConnectionServiceClient.list_connections",
         "method": {
+          "fullName": "google.cloud.apigeeconnect.v1.ConnectionService.ListConnections",
           "service": {
+            "fullName": "google.cloud.apigeeconnect.v1.ConnectionService",
             "shortName": "ConnectionService"
           },
           "shortName": "ListConnections"
-        }
+        },
+        "parameters": [
+          {
+            "name": "request",
+            "type": "google.cloud.apigeeconnect_v1.types.ListConnectionsRequest"
+          },
+          {
+            "name": "parent",
+            "type": "str"
+          },
+          {
+            "name": "retry",
+            "type": "google.api_core.retry.Retry"
+          },
+          {
+            "name": "timeout",
+            "type": "float"
+          },
+          {
+            "name": "metadata",
+            "type": "Sequence[Tuple[str, str]"
+          }
+        ],
+        "resultType": "google.cloud.apigeeconnect_v1.services.connection_service.pagers.ListConnectionsPager",
+        "shortName": "list_connections"
       },
+      "description": "Sample for ListConnections",
       "file": "apigeeconnect_v1_generated_connection_service_list_connections_sync.py",
+      "language": "PYTHON",
+      "origin": "API_DEFINITION",
       "regionTag": "apigeeconnect_v1_generated_ConnectionService_ListConnections_sync",
       "segments": [
         {
@@ -87,19 +168,51 @@
           "start": 42,
           "type": "RESPONSE_HANDLING"
         }
-      ]
+      ],
+      "title": "apigeeconnect_v1_generated_connection_service_list_connections_sync.py"
     },
     {
+      "canonical": true,
       "clientMethod": {
         "async": true,
+        "client": {
+          "fullName": "google.cloud.apigeeconnect_v1.TetherAsyncClient",
+          "shortName": "TetherAsyncClient"
+        },
+        "fullName": "google.cloud.apigeeconnect_v1.TetherAsyncClient.egress",
         "method": {
+          "fullName": "google.cloud.apigeeconnect.v1.Tether.Egress",
           "service": {
+            "fullName": "google.cloud.apigeeconnect.v1.Tether",
             "shortName": "Tether"
           },
           "shortName": "Egress"
-        }
+        },
+        "parameters": [
+          {
+            "name": "requests",
+            "type": "Iterator[google.cloud.apigeeconnect_v1.types.EgressResponse]"
+          },
+          {
+            "name": "retry",
+            "type": "google.api_core.retry.Retry"
+          },
+          {
+            "name": "timeout",
+            "type": "float"
+          },
+          {
+            "name": "metadata",
+            "type": "Sequence[Tuple[str, str]"
+          }
+        ],
+        "resultType": "Iterable[google.cloud.apigeeconnect_v1.types.EgressRequest]",
+        "shortName": "egress"
       },
+      "description": "Sample for Egress",
       "file": "apigeeconnect_v1_generated_tether_egress_async.py",
+      "language": "PYTHON",
+      "origin": "API_DEFINITION",
       "regionTag": "apigeeconnect_v1_generated_Tether_Egress_async",
       "segments": [
         {
@@ -132,18 +245,50 @@
           "start": 51,
           "type": "RESPONSE_HANDLING"
         }
-      ]
+      ],
+      "title": "apigeeconnect_v1_generated_tether_egress_async.py"
     },
     {
+      "canonical": true,
       "clientMethod": {
+        "client": {
+          "fullName": "google.cloud.apigeeconnect_v1.TetherClient",
+          "shortName": "TetherClient"
+        },
+        "fullName": "google.cloud.apigeeconnect_v1.TetherClient.egress",
         "method": {
+          "fullName": "google.cloud.apigeeconnect.v1.Tether.Egress",
           "service": {
+            "fullName": "google.cloud.apigeeconnect.v1.Tether",
             "shortName": "Tether"
           },
           "shortName": "Egress"
-        }
+        },
+        "parameters": [
+          {
+            "name": "requests",
+            "type": "Iterator[google.cloud.apigeeconnect_v1.types.EgressResponse]"
+          },
+          {
+            "name": "retry",
+            "type": "google.api_core.retry.Retry"
+          },
+          {
+            "name": "timeout",
+            "type": "float"
+          },
+          {
+            "name": "metadata",
+            "type": "Sequence[Tuple[str, str]"
+          }
+        ],
+        "resultType": "Iterable[google.cloud.apigeeconnect_v1.types.EgressRequest]",
+        "shortName": "egress"
       },
+      "description": "Sample for Egress",
       "file": "apigeeconnect_v1_generated_tether_egress_sync.py",
+      "language": "PYTHON",
+      "origin": "API_DEFINITION",
       "regionTag": "apigeeconnect_v1_generated_Tether_Egress_sync",
       "segments": [
         {
@@ -176,7 +321,8 @@
           "start": 51,
           "type": "RESPONSE_HANDLING"
         }
-      ]
+      ],
+      "title": "apigeeconnect_v1_generated_tether_egress_sync.py"
     }
   ]
 }