gcloud: Thu Apr 6 10:23:36 UTC 2023

gcloud/alpha/compute/backend-services/update

@@ -20,6 +20,7 @@ SYNOPSIS
         [--iap=disabled|enabled,[oauth2-client-id=OAUTH2-CLIENT-ID,
           oauth2-client-secret=OAUTH2-CLIENT-SECRET]]
         [--idle-timeout-sec=IDLE_TIMEOUT_SEC]
+        [--ip-address-selection-policy=IP_ADDRESS_SELECTION_POLICY]
         [--locality-lb-policy=LOCALITY_LB_POLICY]
         [--logging-optional=LOGGING_OPTIONAL]
         [--logging-optional-fields=[LOGGING_OPTIONAL_FIELDS,...]]
@@ -241,6 +242,32 @@ FLAGS
         service-based network load balancers and internal TCP/UDP load
         balancers as part of a connection tracking policy.
 
+     --ip-address-selection-policy=IP_ADDRESS_SELECTION_POLICY
+        Specifies preference of traffic to the backend (from the proxy and from
+        the client for proxyless gRPC).
+
+        Can only be set if load balancing scheme is INTERNAL_SELF_MANAGED,
+        INTERNAL_MANAGED or EXTERNAL_MANAGED.
+
+        The possible values are:
+
+            IPV4_ONLY
+              Only send IPv4 traffic to the backends of the Backend Service
+              regardless of traffic from the client to the proxy. Only IPv4
+              health-checks are used to check the health of the backends.
+
+            PREFER_IPV6
+              Prioritize the connection to the endpoints IPv6 address over its IPv4
+              address (provided there is a healthy IPv6 address).
+
+            IPV6_ONLY
+              Only send IPv6 traffic to the backends of the Backend Service
+              regardless of traffic from the client to the proxy. Only IPv6
+              health-checks are used to check the health of the backends.
+
+        IP_ADDRESS_SELECTION_POLICY must be one of: IPV4_ONLY, PREFER_IPV6,
+        IPV6_ONLY.
+
      --locality-lb-policy=LOCALITY_LB_POLICY
         The load balancing algorithm used within the scope of the locality.
         LOCALITY_LB_POLICY must be one of: INVALID_LB_POLICY, ROUND_ROBIN,