aqeel

hi, i am try to connect to my sip registrar which is sip.tpad.com but it doest connect at all. i use xlite it connects well. i same problem is with the uplink also. the massage in uplink and express talk both is, server sip.tpad.com did not respond to register (sip:xxxx@sip.tpad.com) can any one tell me what is the problem. Thanks i made this account at www.tpad.com u can visit at see if there is any compatibility problem or else