Thanks, yes we finally came to that conclusion too.
However, it seems possible to skip that if you set the address list for the queue factory to point at the other server and change to priority order of broker lookup or something like that. But it doesn't seem work as well. At least it gave us a lot of trouble.
[Message sent by forum member 'woel' (woel)]
http://forums.java.net/jive/thread.jspa?messageID=270910