In JBoss4 I've got JBOSS MQ messaging 4.2.0.GA In JBoss5 I've got jboss.messaging 1.4.3.GA View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4242258#4242258 Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&p=4242258