"dsmiley" wrote : This is very educational :-) | For dups... it's be neat if the JMS implementation of the receiving queue had the dup detection built-in so that the app didn't have to concern itself with this. Sounds pretty easy, too. Is it known if any do this? That is a very good question. We plan to implement this for JBM 2.0 :) View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4139415#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...