Hello!
This is ngrep output: U 2006/08/11 14:31:52.996709 192.168.39.50:5060 -> 192.168.39.54:5060 INVITE sip:500@192.168.39.54 SIP/2.0..From: sip:anonymous@anonymous.com;tag=0-13c4-44dc5c97-4ee1e30-4451..To: sip:500@192.168.39.54 ..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 INVITE..Via: SIP/2.0/UDP 192.168.39.50:5060;branch=z9hG4bK-44dc5c 97-4ee1e30-74b6..Max-Forwards: 70..Supported: 100rel..User-Agent: SIP-RG..Contact: sip:400@192.168.39.50..Content-Type: application/s dp..Content-Length: 230....v=0..o=SIP-N-TA 0 0 IN IP4 192.168.39.50..s=C0A82732 0000 C0A82732 0000 02 0..c=IN IP4 192.168.39.50..t=0 0. .m=audio 20050 RTP/AVP 18 4 0 8..a=rtpmap:18 G729/8000..a=rtpmap:4 G723/8000..a=rtpmap:0 PCMU/8000..a=rtpmap:8 PCMA/8000..
U 2006/08/11 14:31:52.997676 192.168.39.54:5060 -> 192.168.39.50:5060 SIP/2.0 100 trying -- your call is important to us..From: sip:anonymous@anonymous.com;tag=0-13c4-44dc5c97-4ee1e30-4451..To: <sip:500@ 192.168.39.54>..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 INVITE..Via: SIP/2.0/UDP 192.168.39.50:5060;branch= z9hG4bK-44dc5c97-4ee1e30-74b6;rport=5060..Server: OpenSer (1.1.0-notls (x86_64/linux))..Content-Length: 0..Warning: 392 192.168.39.54:5 060 "Noisy feedback tells: pid=2902 req_src_ip=192.168.39.50 req_src_port=5060 in_uri=sip:500@192.168.39.54 out_uri=sip:500@192.168.39 .50 via_cnt==1"....
U 2006/08/11 14:31:52.997813 192.168.39.54:5060 -> 192.168.39.50:5060 INVITE sip:500@192.168.39.50 SIP/2.0..Record-Route: sip:192.168.39.54;lr=on;ftag=0-13c4-44dc5c97-4ee1e30-4451..From: <sip:anonymous@a nonymous.com>;tag=0-13c4-44dc5c97-4ee1e30-4451..To: sip:500@192.168.39.54..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com ..CSeq: 1 INVITE..Via: SIP/2.0/UDP 192.168.39.54;branch=z9hG4bK9017.69c65191.0..Via: SIP/2.0/UDP 192.168.39.50:5060;rport=5060;branch=z 9hG4bK-44dc5c97-4ee1e30-74b6..Max-Forwards: 69..Supported: 100rel..User-Agent: SIP-RG..Contact: sip:400@192.168.39.50:5060;nat=yes..C ontent-Type: application/sdp..Content-Length: 248..P-hint: usrloc applied....v=0..o=SIP-N-TA 0 0 IN IP4 192.168.39.50..s=C0A82732 0000 C0A82732 0000 02 0..c=IN IP4 192.168.39.54..t=0 0..m=audio 35034 RTP/AVP 18 4 0 8..a=rtpmap:18 G729/8000..a=rtpmap:4 G723/8000..a=rtpma p:0 PCMU/8000..a=rtpmap:8 PCMA/8000..a=nortpproxy:yes..
U 2006/08/11 14:31:53.065819 192.168.39.50:5060 -> 192.168.39.54:5060 SIP/2.0 100 Trying..From: sip:anonymous@anonymous.com;tag=0-13c4-44dc5c97-4ee1e30-4451..To: sip:500@192.168.39.54;tag=0-13c4-44dc5c 97-4ee1e80-548d..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 INVITE..Via: SIP/2.0/UDP 192.168.39.54;branch=z9hG 4bK9017.69c65191.0..Via: SIP/2.0/UDP 192.168.39.50:5060;rport=5060;branch=z9hG4bK-44dc5c97-4ee1e30-74b6..Supported: 100rel..User-Agent: SIP-RG..Contact: sip:500@192.168.39.50:5060..Content-Length: 0....
U 2006/08/11 14:31:53.075279 192.168.39.50:5060 -> 192.168.39.54:5060 SIP/2.0 180 Ringing..From: sip:anonymous@anonymous.com;tag=0-13c4-44dc5c97-4ee1e30-4451..To: sip:500@192.168.39.54;tag=0-13c4-44dc5 c97-4ee1e80-548d..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 INVITE..Via: SIP/2.0/UDP 192.168.39.54;branch=z9h G4bK9017.69c65191.0..Via: SIP/2.0/UDP 192.168.39.50:5060;rport=5060;branch=z9hG4bK-44dc5c97-4ee1e30-74b6..Supported: 100rel..User-Agent : SIP-RG..Contact: sip:500@192.168.39.50:5060..Content-Length: 0....
U 2006/08/11 14:31:53.075643 192.168.39.54:5060 -> 192.168.39.50:5060 SIP/2.0 180 Ringing..From: sip:anonymous@anonymous.com;tag=0-13c4-44dc5c97-4ee1e30-4451..To: sip:500@192.168.39.54;tag=0-13c4-44dc5 c97-4ee1e80-548d..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 INVITE..Via: SIP/2.0/UDP 192.168.39.50:5060;rport =5060;branch=z9hG4bK-44dc5c97-4ee1e30-74b6..Supported: 100rel..User-Agent: SIP-RG..Contact: sip:500@192.168.39.50:5060;nat=yes..Conte nt-Length: 0....
U 2006/08/11 14:31:54.124581 192.168.39.50:5060 -> 192.168.39.54:5060 SIP/2.0 200 OK..From: sip:anonymous@anonymous.com;tag=0-13c4-44dc5c97-4ee1e30-4451..To: sip:500@192.168.39.54;tag=0-13c4-44dc5c97-4 ee1e80-548d..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 INVITE..Via: SIP/2.0/UDP 192.168.39.54;branch=z9hG4bK9 017.69c65191.0..Via: SIP/2.0/UDP 192.168.39.50:5060;rport=5060;branch=z9hG4bK-44dc5c97-4ee1e30-74b6..Supported: 100rel..User-Agent: SIP -RG..Contact: sip:500@192.168.39.50:5060..Record-Route: sip:192.168.39.54;lr;ftag=0-13c4-44dc5c97-4ee1e30-4451..Content-Type: appli cation/sdp..Content-Length: 158....v=0..o=SIP-N-TA 0 0 IN IP4 192.168.39.50..s=C0A82732 0000 C0A82732 0000 01 0..c=IN IP4 192.168.39.50 ..t=0 0..m=audio 20048 RTP/AVP 18..a=rtpmap:18 G729/8000..
U 2006/08/11 14:31:54.125711 192.168.39.54:5060 -> 192.168.39.50:5060 SIP/2.0 200 OK..From: sip:anonymous@anonymous.com;tag=0-13c4-44dc5c97-4ee1e30-4451..To: sip:500@192.168.39.54;tag=0-13c4-44dc5c97-4 ee1e80-548d..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 INVITE..Via: SIP/2.0/UDP 192.168.39.50:5060;rport=5060 ;branch=z9hG4bK-44dc5c97-4ee1e30-74b6..Supported: 100rel..User-Agent: SIP-RG..Contact: sip:500@192.168.39.50:5060;nat=yes..Record-Rou te: sip:192.168.39.54;lr;ftag=0-13c4-44dc5c97-4ee1e30-4451..Content-Type: application/sdp..Content-Length: 176....v=0..o=SIP-N-TA 0 0 IN IP4 192.168.39.50..s=C0A82732 0000 C0A82732 0000 01 0..c=IN IP4 192.168.39.54..t=0 0..m=audio 35036 RTP/AVP 18..a=rtpmap:18 G729/80 00..a=nortpproxy:yes..
U 2006/08/11 14:31:54.166435 192.168.39.50:5060 -> 192.168.39.54:5060 ACK sip:500@192.168.39.50:5060;nat=yes SIP/2.0..From: sip:anonymous@anonymous.com;tag=0-13c4-44dc5c97-4ee1e30-4451..To: <sip:500@192. 168.39.54>;tag=0-13c4-44dc5c97-4ee1e80-548d..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 ACK..Via: SIP/2.0/UDP 192.168.39.50:5060;branch=z9hG4bK-44dc5c98-4ee22cc-2642..Max-Forwards: 70..User-Agent: SIP-RG..Contact: sip:400@192.168.39.50..Route: sip:192.168.39.54;lr;ftag=0-13c4-44dc5c97-4ee1e30-4451..Content-Length: 0....
U 2006/08/11 14:31:54.167136 192.168.39.54:5060 -> 192.168.39.50:5060 ACK sip:500@192.168.39.50:5060 SIP/2.0..Record-Route: sip:192.168.39.54;lr=on;ftag=0-13c4-44dc5c97-4ee1e30-4451..From: <sip:anonymous @anonymous.com>;tag=0-13c4-44dc5c97-4ee1e30-4451..To: sip:500@192.168.39.54;tag=0-13c4-44dc5c97-4ee1e80-548d..Call-ID: c8ece4-0-13c4- 44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 ACK..Via: SIP/2.0/UDP 192.168.39.54;branch=z9hG4bK9017.69c65191.2..Via: SIP/2.0/UDP 192.16 8.39.50:5060;rport=5060;branch=z9hG4bK-44dc5c98-4ee22cc-2642..Max-Forwards: 69..User-Agent: SIP-RG..Contact: <sip:400@192.168.39.50:506 0;nat=yes>..Content-Length: 0..P-hint: rr-enforced....
U 2006/08/11 14:31:59.598473 192.168.39.50:5060 -> 192.168.39.54:5060 INVITE sip:400@192.168.39.50:5060;nat=yes SIP/2.0..From: sip:500@192.168.39.54;tag=0-13c4-44dc5c97-4ee1e80-548d..To: <sip:anonymous@a nonymous.com>;tag=0-13c4-44dc5c97-4ee1e30-4451..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 INVITE..Via: SIP/2. 0/UDP 192.168.39.50:5060;branch=z9hG4bK-44dc5c9d-4ee37f8-7b90..Max-Forwards: 70..Supported: 100rel..User-Agent: SIP-RG..Contact: <sip:5 00@192.168.39.50:5060>..Route: sip:192.168.39.54;lr;ftag=0-13c4-44dc5c97-4ee1e30-4451..Content-Type: application/sdp..Content-Length: 318....v=0..o=SIP-N-TA 0 0 IN IP4 192.168.39.50..s=C0A82732 0000 C0A82732 0000 01 0..c=IN IP4 192.168.39.50..t=0 0..m=image 20032 udpt l t38..c=IN IP4 192.168.39.50..a=T38FaxVersion:0..a=T38MaxBitRate:14400..a=T38FaxFillBitRemoval:0..a=T38FaxTranscodingMMR:0..a=T38FaxTr anscodingJBIG:0..a=T38FaxRateManagement:transferredTCF..
U 2006/08/11 14:31:59.615017 192.168.39.54:5060 -> 192.168.39.50:5060 SIP/2.0 100 trying -- your call is important to us..From: sip:500@192.168.39.54;tag=0-13c4-44dc5c97-4ee1e80-548d..To: <sip:anonymous@ anonymous.com>;tag=0-13c4-44dc5c97-4ee1e30-4451..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 INVITE..Via: SIP/2 .0/UDP 192.168.39.50:5060;branch=z9hG4bK-44dc5c9d-4ee37f8-7b90;rport=5060..Server: OpenSer (1.1.0-notls (x86_64/linux))..Content-Length : 0..Warning: 392 192.168.39.54:5060 "Noisy feedback tells: pid=2902 req_src_ip=192.168.39.50 req_src_port=5060 in_uri=sip:400@192.168 .39.50:5060;nat=yes out_uri=sip:400@192.168.39.50:5060 via_cnt==1"....
U 2006/08/11 14:31:59.615113 192.168.39.54:5060 -> 192.168.39.50:5060 INVITE sip:400@192.168.39.50:5060 SIP/2.0..Record-Route: sip:192.168.39.54;lr=on;ftag=0-13c4-44dc5c97-4ee1e80-548d..From: <sip:500@19 2.168.39.54>;tag=0-13c4-44dc5c97-4ee1e80-548d..To: sip:anonymous@anonymous.com;tag=0-13c4-44dc5c97-4ee1e30-4451..Call-ID: c8ece4-0-13 c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 INVITE..Via: SIP/2.0/UDP 192.168.39.54;branch=z9hG4bK9017.79c65191.0..Via: SIP/2.0/UDP 192.168.39.50:5060;rport=5060;branch=z9hG4bK-44dc5c9d-4ee37f8-7b90..Max-Forwards: 69..Supported: 100rel..User-Agent: SIP-RG..Contact: < sip:500@192.168.39.50:5060;nat=yes>..Content-Type: application/sdp..Content-Length: 372..P-hint: rr-enforced....v=0..o=SIP-N-TA 0 0 IN IP4 192.168.39.50..s=C0A82732 0000 C0A82732 0000 01 0..c=IN IP4 192.168.39.50..t=0 0..m=image 3503835038 udptl t38..c=IN IP4 192.168.39 .54192.168.39.54..a=T38FaxVersion:0..a=T38MaxBitRate:14400..a=T38FaxFillBitRemoval:0..a=T38FaxTranscodingMMR:0..a=T38FaxTranscodingJBIG :0..a=T38FaxRateManagement:transferredTCF..a=nortpproxy:yes..a=nortpproxy:yes..
U 2006/08/11 14:31:59.805239 192.168.39.50:5060 -> 192.168.39.54:5060 SIP/2.0 200 OK..From: sip:500@192.168.39.54;tag=0-13c4-44dc5c97-4ee1e80-548d..To: sip:anonymous@anonymous.com;tag=0-13c4-44dc5c97-4 ee1e30-4451..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 INVITE..Via: SIP/2.0/UDP 192.168.39.54;branch=z9hG4bK9 017.79c65191.0..Via: SIP/2.0/UDP 192.168.39.50:5060;rport=5060;branch=z9hG4bK-44dc5c9d-4ee37f8-7b90..Supported: 100rel..User-Agent: SIP -RG..Contact: sip:400@192.168.39.50..Content-Type: application/sdp..Content-Length: 156....v=0..o=SIP-N-TA 0 0 IN IP4 192.168.39.50.. s=C0A82732 0000 C0A82732 0000 02 0..c=IN IP4 192.168.39.50..t=0 0..m=audio 20050 RTP/AVP 0..a=rtpmap:0 PCMU/8000..
U 2006/08/11 14:31:59.806703 192.168.39.54:5060 -> 192.168.39.50:5060 SIP/2.0 200 OK..From: sip:500@192.168.39.54;tag=0-13c4-44dc5c97-4ee1e80-548d..To: sip:anonymous@anonymous.com;tag=0-13c4-44dc5c97-4 ee1e30-4451..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 INVITE..Via: SIP/2.0/UDP 192.168.39.50:5060;rport=5060 ;branch=z9hG4bK-44dc5c9d-4ee37f8-7b90..Supported: 100rel..User-Agent: SIP-RG..Contact: sip:400@192.168.39.50:5060;nat=yes..Content-Ty pe: application/sdp..Content-Length: 174....v=0..o=SIP-N-TA 0 0 IN IP4 192.168.39.50..s=C0A82732 0000 C0A82732 0000 02 0..c=IN IP4 192. 168.39.54..t=0 0..m=audio 35040 RTP/AVP 0..a=rtpmap:0 PCMU/8000..a=nortpproxy:yes..
U 2006/08/11 14:31:59.843381 192.168.39.50:5060 -> 192.168.39.54:5060 ACK sip:400@192.168.39.50:5060;nat=yes SIP/2.0..From: sip:500@192.168.39.54;tag=0-13c4-44dc5c97-4ee1e80-548d..To: <sip:anonymous@anon ymous.com>;tag=0-13c4-44dc5c97-4ee1e30-4451..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 ACK..Via: SIP/2.0/UDP 192.168.39.50:5060;branch=z9hG4bK-44dc5c9e-4ee38fc-648e..Max-Forwards: 70..User-Agent: SIP-RG..Contact: sip:500@192.168.39.50:5060..R oute: sip:192.168.39.54;lr;ftag=0-13c4-44dc5c97-4ee1e30-4451..Content-Length: 0....
U 2006/08/11 14:31:59.844014 192.168.39.54:5060 -> 192.168.39.50:5060 ACK sip:400@192.168.39.50:5060 SIP/2.0..Record-Route: sip:192.168.39.54;lr=on;ftag=0-13c4-44dc5c97-4ee1e80-548d..From: <sip:500@192.1 68.39.54>;tag=0-13c4-44dc5c97-4ee1e80-548d..To: sip:anonymous@anonymous.com;tag=0-13c4-44dc5c97-4ee1e30-4451..Call-ID: c8ece4-0-13c4- 44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 1 ACK..Via: SIP/2.0/UDP 192.168.39.54;branch=z9hG4bK9017.79c65191.2..Via: SIP/2.0/UDP 192.16 8.39.50:5060;rport=5060;branch=z9hG4bK-44dc5c9e-4ee38fc-648e..Max-Forwards: 69..User-Agent: SIP-RG..Contact: <sip:500@192.168.39.50:506 0;nat=yes>..Content-Length: 0..P-hint: rr-enforced....
U 2006/08/11 14:32:05.562560 192.168.39.50:5060 -> 192.168.39.54:5060 BYE sip:500@192.168.39.50:5060;nat=yes SIP/2.0..From: sip:anonymous@anonymous.com;tag=0-13c4-44dc5c97-4ee1e30-4451..To: <sip:500@192. 168.39.54>;tag=0-13c4-44dc5c97-4ee1e80-548d..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 2 BYE..Via: SIP/2.0/UDP 192.168.39.50:5060;branch=z9hG4bK-44dc5ca3-4ee4f54-40bc..Max-Forwards: 70..Supported: 100rel..User-Agent: SIP-RG..Route: <sip:192.168.3 9.54;lr;ftag=0-13c4-44dc5c97-4ee1e30-4451>..Content-Length: 0....
U 2006/08/11 14:32:05.563260 192.168.39.54:5060 -> 192.168.39.50:5060 BYE sip:500@192.168.39.50:5060 SIP/2.0..Record-Route: sip:192.168.39.54;lr=on;ftag=0-13c4-44dc5c97-4ee1e30-4451..From: <sip:anonymous @anonymous.com>;tag=0-13c4-44dc5c97-4ee1e30-4451..To: sip:500@192.168.39.54;tag=0-13c4-44dc5c97-4ee1e80-548d..Call-ID: c8ece4-0-13c4- 44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 2 BYE..Via: SIP/2.0/UDP 192.168.39.54;branch=z9hG4bK6017.5cbd9b75.0..Via: SIP/2.0/UDP 192.16 8.39.50:5060;rport=5060;branch=z9hG4bK-44dc5ca3-4ee4f54-40bc..Max-Forwards: 69..Supported: 100rel..User-Agent: SIP-RG..Content-Length: 0..P-hint: rr-enforced....
U 2006/08/11 14:32:05.600066 192.168.39.50:5060 -> 192.168.39.54:5060 SIP/2.0 200 OK..From: sip:anonymous@anonymous.com;tag=0-13c4-44dc5c97-4ee1e30-4451..To: sip:500@192.168.39.54;tag=0-13c4-44dc5c97-4 ee1e80-548d..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 2 BYE..Via: SIP/2.0/UDP 192.168.39.54;branch=z9hG4bK6017 .5cbd9b75.0..Via: SIP/2.0/UDP 192.168.39.50:5060;rport=5060;branch=z9hG4bK-44dc5ca3-4ee4f54-40bc..Supported: 100rel..User-Agent: SIP-RG ..Content-Length: 0....
U 2006/08/11 14:32:05.600463 192.168.39.54:5060 -> 192.168.39.50:5060 SIP/2.0 200 OK..From: sip:anonymous@anonymous.com;tag=0-13c4-44dc5c97-4ee1e30-4451..To: sip:500@192.168.39.54;tag=0-13c4-44dc5c97-4 ee1e80-548d..Call-ID: c8ece4-0-13c4-44dc5c97-4ee1e30-26db@anonymous.com..CSeq: 2 BYE..Via: SIP/2.0/UDP 192.168.39.50:5060;rport=5060;br anch=z9hG4bK-44dc5ca3-4ee4f54-40bc..Supported: 100rel..User-Agent: SIP-RG..Content-Length: 0....
U 2006/08/11 14:32:11.214003 192.168.39.54:5060 -> 192.168.39.50:5060 ....
U 2006/08/11 14:32:11.214011 192.168.39.54:5060 -> 192.168.39.50:5060 ....
-- Pavel D.Kuzin System Administrator Nodex ISP St. Petersburg, Russia pk@nodex.ru http://nodex.ru