The JMS module
JMSAppModule is targeted to the cluster
PROD_Cluster, meaning the JMS resources added to the module will use the
PROD_Cluster cluster as the default target. Because of the JMS resource, such as a distributed queue, the default target is not the best option for production.
WebLogic Server has a feature called subdeployment targeting to handle this special targeting. The subdeployment allows a JMS resource to use a different target from the default JMS module target, using a single or multiple WebLogic Server instances, WebLogic clusters, or JMS servers as target.
Subdeployment is a not a precise term and confuses WebLogic administrators. Subdeployment is better referred to as advanced targeting. ...