hi i have a sip network and when trying to make a call, caller can receive called party's voice but called guy cannot hear any voice. When called guy tries to make a call he can hear called party's voice and similarly new called guy cannot hear any voice. i wanna ask that what can be the reason about my problem Thanks best regards Arda Balkanay _______________________________________________ Serusers mailing list serusers(a)lists.iptel.org http://lists.iptel.org/mailman/listinfo/serusers .