how to Share Session between multiple WARS under the same EA

[oea]

hi, guys,
my task is Sharing http Session Context between multiple WARS under the same EAR with JBoss 3.

I knew it is very easy with Websphere and WebLogic. just config issues.
But no ideal how to do it with JBoss.

so pls advise!
thanks in advance!

[oea]

the logic of Websphere and WebLogic to do this, it is to persistent session to memory. it is can be configured.

does Jboss has same function?
cherrs,
glen