Yes. Is there any specific aspect of portability you had in mind?
It would certainly help portability if you used GenericJMSRA as your JMS resoure adapter with both app servers, since you wouldn't need to change activation spec properties such as SendBadMessagesToDMD .
Nigel
[Message sent by forum member 'nigeldeakin' (nigel.deakin_at_sun.com)]
http://forums.java.net/jive/thread.jspa?messageID=369788