This guide gives a brief overview of the features available in JBoss Messaging Clustering 1.2.0.CR1
It also gives a high level explanation of how clustering works and shows you how to set up a simple cluster of JBoss Messaging servers.
This guide is work in progress.
It will expand considerably for the 1.2.0 GA release.
Please send your suggestions or comments to the JBoss Messaging user forum.