Код: Выделить всё
INVITE sip:569999@192.168.1.77:5060;user=phone SIP/2.0
Via: SIP/2.0/UDP 10.40.1.10:5061;branch=z9hG4bKfff1cb090
Call-ID: f76dd5bac537dc06dafc8f9f3db171f1@10.40.1.10
From: Anonymous<sip:Anonymous@10.40.1.10>;tag=dbb97075
To: <sip:569999@192.168.1.77:5060;user=phone>
CSeq: 1 INVITE
Contact: <sip:Anonymous@10.40.1.10:5061>
Supported: 100rel
User-Agent: Huawei SoftX3000 V300R006B06D060SP32
Max-Forwards: 70
Allow: INVITE,ACK,CANCEL,OPTIONS,BYE,REGISTER,PRACK,INFO,UPDATE,SUBSCRIBE,NOTIFY,MESSAGE,REFER
Content-Length: 297
Content-Type: application/sdp
...
где-нить наблюдаете CID?
к оператору все предензии