U 192.168.111.11:24802 -> 192.168.111.138:5060 INVITE sip:107@192.168.111.138 SIP/2.0. Via: SIP/2.0/UDP 192.168.52.139:24802;branch=z9hG4bK-d8754z-7d54de4dd05afd4b-1---d8754z-;rport. Max-Forwards: 70. Contact: . To: "107". From: "106";tag=3d091752. Call-ID: YWUyNTdjYjZhZGZmYmJjMzU0ZGMzNDY1MmFkNWIzNDQ.. CSeq: 1 INVITE. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO. Content-Type: application/sdp. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 480. . v=0. o=- 4 2 IN IP4 192.168.111.11. s=CounterPath X-Lite 3.0. c=IN IP4 192.168.111.11. t=0 0. m=audio 22038 RTP/AVP 107 119 100 106 0 105 98 8 3 101. a=alt:1 2 : Z3LAcUZR tEUZRy5N 192.168.52.139 22038. a=alt:2 1 : ovb3UWQ7 t62zHtPB 192.168.111.11 22038. a=fmtp:101 0-15. a=rtpmap:107 BV32/16000. a=rtpmap:119 BV32-FEC/16000. a=rtpmap:100 SPEEX/16000. a=rtpmap:106 SPEEX-FEC/16000. a=rtpmap:105 SPEEX-FEC/8000. a=rtpmap:98 iLBC/8000. a=rtpmap:101 telephone-event/8000. a=sendrecv. U 192.168.111.138:5060 -> 192.168.111.11:24802 SIP/2.0 100 trying -- your call is important to us. Via: SIP/2.0/UDP 192.168.52.139:24802;branch=z9hG4bK-d8754z-7d54de4dd05afd4b-1---d8754z-;rport=24802;received=192.168.111.11. To: "107". From: "106";tag=3d091752. Call-ID: YWUyNTdjYjZhZGZmYmJjMzU0ZGMzNDY1MmFkNWIzNDQ.. CSeq: 1 INVITE. Server: kamailio (3.2.4 (i386/linux)). Content-Length: 0. . U 192.168.111.138:5060 -> 192.168.111.139:5060 INVITE sip:107@192.168.111.139:5060 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 192.168.111.138;branch=z9hG4bKd1a7.5a3bc762.0. Via: SIP/2.0/UDP 192.168.52.139:24802;received=192.168.111.11;branch=z9hG4bK-d8754z-7d54de4dd05afd4b-1---d8754z-;rport=24802. Max-Forwards: 69. Contact: . To: "107". From: "106";tag=3d091752. Call-ID: YWUyNTdjYjZhZGZmYmJjMzU0ZGMzNDY1MmFkNWIzNDQ.. CSeq: 1 INVITE. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO. Content-Type: application/sdp. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 480. . v=0. o=- 4 2 IN IP4 192.168.111.11. s=CounterPath X-Lite 3.0. c=IN IP4 192.168.111.11. t=0 0. m=audio 22038 RTP/AVP 107 119 100 106 0 105 98 8 3 101. a=alt:1 2 : Z3LAcUZR tEUZRy5N 192.168.52.139 22038. a=alt:2 1 : ovb3UWQ7 t62zHtPB 192.168.111.11 22038. a=fmtp:101 0-15. a=rtpmap:107 BV32/16000. a=rtpmap:119 BV32-FEC/16000. a=rtpmap:100 SPEEX/16000. a=rtpmap:106 SPEEX-FEC/16000. a=rtpmap:105 SPEEX-FEC/8000. a=rtpmap:98 iLBC/8000. a=rtpmap:101 telephone-event/8000. a=sendrecv. U 192.168.111.139:5060 -> 192.168.111.138:5060 SIP/2.0 404 Not Found. Via: SIP/2.0/UDP 192.168.111.138;branch=z9hG4bKd1a7.5a3bc762.0. Via: SIP/2.0/UDP 192.168.52.139:24802;received=192.168.111.11;branch=z9hG4bK-d8754z-7d54de4dd05afd4b-1---d8754z-;rport=24802. To: "107";tag=b27e1a1d33761e85846fc98f5f3a7e58.3638. From: "106";tag=3d091752. Call-ID: YWUyNTdjYjZhZGZmYmJjMzU0ZGMzNDY1MmFkNWIzNDQ.. CSeq: 1 INVITE. Server: kamailio (3.2.2 (i386/linux)). Content-Length: 0. . U 192.168.111.138:5060 -> 192.168.111.139:5060 ACK sip:107@192.168.111.139:5060 SIP/2.0. Via: SIP/2.0/UDP 192.168.111.138;branch=z9hG4bKd1a7.5a3bc762.0. Max-Forwards: 69. To: "107";tag=b27e1a1d33761e85846fc98f5f3a7e58.3638. From: "106";tag=3d091752. Call-ID: YWUyNTdjYjZhZGZmYmJjMzU0ZGMzNDY1MmFkNWIzNDQ.. CSeq: 1 ACK. Content-Length: 0. . U 192.168.111.138:5060 -> 192.168.111.11:24802 SIP/2.0 404 Not Found. Via: SIP/2.0/UDP 192.168.52.139:24802;received=192.168.111.11;branch=z9hG4bK-d8754z-7d54de4dd05afd4b-1---d8754z-;rport=24802. To: "107";tag=b27e1a1d33761e85846fc98f5f3a7e58.3638. From: "106";tag=3d091752. Call-ID: YWUyNTdjYjZhZGZmYmJjMzU0ZGMzNDY1MmFkNWIzNDQ.. CSeq: 1 INVITE. Server: kamailio (3.2.2 (i386/linux)). Content-Length: 0. .