That's almost always due to a NAT problem. Try using a stun server to solve this problem (stun.gist.net for example)
->-----Original Message----- ->From: [EMAIL PROTECTED] ->[mailto:[EMAIL PROTECTED] On Behalf Of Doug ->Sent: Thursday, September 08, 2005 11:38 AM ->To: asterisk-users@lists.digium.com ->Subject: [Asterisk-Users] Call goes through, but no audio -> ->Hi, -> ->Does someone know what the problem is when the call goes ->through but one or both parties can't hear the other? -> ->What are the common causes? Solutions? -> ->_______________________________________________ ->--Bandwidth and Colocation sponsored by Easynews.com -- -> ->Asterisk-Users mailing list ->Asterisk-Users@lists.digium.com ->http://lists.digium.com/mailman/listinfo/asterisk-users ->To UNSUBSCRIBE or update options visit: -> http://lists.digium.com/mailman/listinfo/asterisk-users -> _______________________________________________ --Bandwidth and Colocation sponsored by Easynews.com -- Asterisk-Users mailing list Asterisk-Users@lists.digium.com http://lists.digium.com/mailman/listinfo/asterisk-users To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users