Help:The Asterisk-im & openfire

I install below software

openfire 3.5.2

asterist-im 1.4.0

asterisk 1.4

freepbx 2.3.1

MySql :5.0

configuration the asterisk-im server ok! mapping the user1 to SIP/301 ,mapping the user2 to SIP/302, now I want to user1 call user2, but the user1 call himself on the same PC !!

X-lite(with register 301 ) show a call from 301imcoming…

why??

have anybody have the problem??

how can I do??

thanks everyone