Adding New Clusters in WebLogic

To add new clusters in WebLogic:

Log in to the WebLogic Administration Console with the following URL:
http://<host_name>:<port>/console
In the Change Center pane, click Lock & Edit.
In the Domain Structure Pane, click Environment, then click Clusters.
Click New, then select Cluster.
On the Create a New Cluster page, complete the following:
1. Enter a name for the cluster in the Name field.
2. Select a messaging mode for the cluster, Unicast or Multicast.
- If you selected Unicast, enter a Unicast Broadcast Channel.
- If you selected Multicast, enter a Multicast Address and a Multicast Port number.
Click Ok.
Click Activate Changes.

To learn more about WebLogic clusters, cluster configuration, and application deployment, refer to the official WebLogic documentation.