Book Image

Oracle WebLogic Server 12c Advanced Administration Cookbook

By : Dalton Iwazaki
Book Image

Oracle WebLogic Server 12c Advanced Administration Cookbook

By: Dalton Iwazaki

Overview of this book

Table of Contents (15 chapters)
Oracle WebLogic Server 12c Advanced Administration Cookbook
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Index

Using Multicast for cluster communications


WebLogic can also use Multicast for cluster communications.

When configured for using Multicast, the Managed Servers of the cluster subscribe to a Multicast address and port and listen for heartbeats and cluster messages. Unlike Unicast, Multicast communication uses UDP and broadcasts the message through the network and therefore does not guarantee that the message is received.

Getting ready

To configure Multicast, the Administration Server must be running.

How to do it...

To configure the Multicast communication for the cluster:

  1. Access the Administration Console with your web browser at http://prod01.domain.local:7001/console.

  2. Click on the Lock & Edit button to start a new edit session.

  3. Expand the Environment tree on the left and click on Clusters.

  4. Click on the PROD_Cluster cluster to navigate to Configuration | General and click on the Messaging tab to navigate to Configuration | Messaging.

  5. Change the Messaging Mode drop-down menu to Multicast. Configure...