add hazelcast endpoint use

docs/modules/ROOT/pages/advanced-networking.adoc

@@ -30,4 +30,20 @@ include::ROOT:example$/advanced-networking-wan.yaml[]
 
 Possible values for `serviceType` are: `ClusterIP` and `LoadBalancer`. After applying this example configuration, there will be 1 service created with a type of `LoadBalancer` which exposes 5 ports: `5710`, `5711`, `5712`, `5713`, `5714`. If you don't provide a `serviceType`, it will be set to `LoadBalancer` by default.
 
-NOTE: In case WAN Replication configuration is not provided in `advancedNetwork` configuration, port number `5710` will be configured for WAN Replication by default.
+NOTE: In case WAN Replication configuration is not provided in `advancedNetwork` configuration, port number `5710` will be configured for WAN Replication by default.
+
+You can use the following command to list the external addresses of the WAN endpoints of the cluster.
+
+[source,shell]
+----
+kubectl get hazelcastendpoint --selector="app.kubernetes.io/instance=hazelcast-sample"
+----
+
+```
+NAME                          TYPE   ADDRESS
+hazelcast-sample-istanbul-0   WAN    34.72.248.220:5710
+hazelcast-sample-istanbul-1   WAN    34.72.248.220:5711
+hazelcast-sample-istanbul-2   WAN    34.72.248.220:5712
+hazelcast-sample-istanbul-3   WAN    34.72.248.220:5713
+hazelcast-sample-istanbul-4   WAN    34.72.248.220:5714
+```

docs/modules/ROOT/pages/connect-outside-kubernetes.adoc

@@ -113,6 +113,18 @@ hazelcast-sample-2   NodePort       10.219.243.16    <none>          5701:32585/
 <1> Discovery service
 <2> Member access service
 
+The command below allows you to list the external addresses of the cluster.
+
+[source,shell]
+----
+kubectl get hazelcastendpoint --selector="app.kubernetes.io/instance=hazelcast-sample"
+----
+
+```
+NAME               TYPE        ADDRESS
+hazelcast-sample   Discovery   35.230.92.217:5701
+```
+
 Smart clients can use the external IP of the load balancer to connect to the cluster.
 
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