for _, tt := range svcCases {
			tt, client := tt, client
			aInCluster := match.Cluster(client.Config().Cluster).GetMatches(t.Apps.A)
			if len(aInCluster) == 0 {
				// The cluster doesn't contain A, but connects to a cluster containing A
				aInCluster = match.Cluster(client.Config().Cluster.Config()).GetMatches(t.Apps.A)
			}
			address := aInCluster[0].Config().ClusterLocalFQDN() + "?"
			if tt.protocol != "" {

    --zone "${ZONE}" \
    --instances "${REPLICA_NAME}"

  if [[ "${GCE_PRIVATE_CLUSTER:-}" == "true" ]]; then
    add-to-internal-loadbalancer "${REPLICA_NAME}" "${ZONE}"
  fi
}

# Detaches old and ataches new external IP to a VM.
#
# Arguments:
#   $1 - VM name
#   $2 - VM zone
#   $3 - external static IP; if empty will use an ephemeral IP address.
function attach-external-ip() {