"Tim" wrote : | I don't see why anything would be received twice (apart from non persistent | messages since we lose the acks for them but that's fine) | There are some scenarios I'm thinking about, all of them under incomplete transactions. I will create few testcases and will come up with them to the discussion later. As for your summary list. I'm already doing 4, and will be working on 5 and 6 now. 1-3 is dependent on how we are going to discover nodes on ConnectionFactories. (dependent on Remoting) View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3978900#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...