1.2.3.201 = Openser proxy 1.2.3.204 = Cisco gateway 62.1.2.122 = 2nd Openser proxy with user agent module external IP 192.168.1.10 = 2nd Openser proxy with user agent module internal IP 192.168.1.24 = Actual user agent internal IP. U 62.1.2.122:5060 -> 1.2.3.201:5060 INVITE sip:0222234359@1.2.3.201:5060;transport=udp SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 192.168.1.10;branch=z9hG4bK811a.687048d4.0. Via: SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-83909174. From: "3222222222" ;tag=3682a625cb42f09fo0. To: . Call-ID: 713c811d-557e1207@192.168.1.24. CSeq: 102 INVITE. Max-Forwards: 69. Contact: line001 . Expires: 240. User-Agent: Linksys/PAP2-3.1.10(LS). Content-Length: 277. Allow: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY, OPTIONS, REFER. Supported: x-sipura. Content-Type: application/sdp. . v=0. o=- 210433 210433 IN IP4 192.168.1.24. s=-. c=IN IP4 192.168.1.24. t=0 0. m=audio 16414 RTP/AVP 0 8 100 101. a=rtpmap:0 PCMU/8000. a=rtpmap:8 PCMA/8000. a=rtpmap:100 NSE/8000. a=fmtp:100 192-193. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=ptime:30. a=sendrecv. U 1.2.3.201:5060 -> 62.1.2.122:5060 SIP/2.0 407 Proxy Authentication Required. Via: SIP/2.0/UDP 192.168.1.10;branch=z9hG4bK811a.687048d4.0;rport=5060;received=62.1.2.122. Via: SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-83909174. From: "3222222222" ;tag=3682a625cb42f09fo0. To: ;tag=9df88149756df0cbffcc8c4447862715.57d5. Call-ID: 713c811d-557e1207@192.168.1.24. CSeq: 102 INVITE. Proxy-Authenticate: Digest realm="sip.example.com", nonce="471fabb498315495f6c3c552678382420c06d6be". Server: OpenSer (1.1.0-notls (i386/linux)). Content-Length: 0. Warning: 392 1.2.3.201:5060 "Noisy feedback tells: pid=15642 req_src_ip=62.1.2.122 req_src_port=5060 in_uri=sip:0222234359@1.2.3.201:5060;transport=udp out_uri=sip:0222234359@1.2.3.201:5060;transport=udp via_cnt==2". . U 62.1.2.122:5060 -> 1.2.3.201:5060 ACK sip:0222234359@1.2.3.201:5060;transport=udp SIP/2.0. Via: SIP/2.0/UDP 192.168.1.10;branch=z9hG4bK811a.687048d4.0. From: "3222222222" ;tag=3682a625cb42f09fo0. Call-ID: 713c811d-557e1207@192.168.1.24. To: ;tag=9df88149756df0cbffcc8c4447862715.57d5. CSeq: 102 ACK. User-Agent: OpenSer (1.1.0-notls (i386/linux)). Content-Length: 0. . U 62.1.2.122:5060 -> 1.2.3.201:5060 INVITE sip:0222234359@1.2.3.201:5060;transport=udp SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 192.168.1.10;branch=z9hG4bK811a.687048d4.1. Via: SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-83909174. From: "3222222222" ;tag=3682a625cb42f09fo0. To: . Call-ID: 713c811d-557e1207@192.168.1.24. CSeq: 102 INVITE. Max-Forwards: 69. Contact: line001 . Expires: 240. User-Agent: Linksys/PAP2-3.1.10(LS). Content-Length: 277. Allow: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY, OPTIONS, REFER. Supported: x-sipura. Content-Type: application/sdp. Proxy-Authorization: Digest username="101000000", realm="sip.example.com", nonce="471fabb498315495f6c3c552678382420c06d6be", uri="sip:0222234359@1.2.3.201:5060;transport=udp", response="554d1e4b59019d54988ce2d0c7bda8f9", algorithm="MD5". . v=0. o=- 210433 210433 IN IP4 192.168.1.24. s=-. c=IN IP4 192.168.1.24. t=0 0. m=audio 16414 RTP/AVP 0 8 100 101. a=rtpmap:0 PCMU/8000. a=rtpmap:8 PCMA/8000. a=rtpmap:100 NSE/8000. a=fmtp:100 192-193. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=ptime:30. a=sendrecv. U 1.2.3.201:5060 -> 62.1.2.122:5060 SIP/2.0 100 trying -- your call is important to us. Via: SIP/2.0/UDP 192.168.1.10;branch=z9hG4bK811a.687048d4.1;rport=5060;received=62.1.2.122. Via: SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-83909174. From: "3222222222" ;tag=3682a625cb42f09fo0. To: . Call-ID: 713c811d-557e1207@192.168.1.24. CSeq: 102 INVITE. Server: OpenSer (1.1.0-notls (i386/linux)). Content-Length: 0. Warning: 392 1.2.3.201:5060 "Noisy feedback tells: pid=15649 req_src_ip=62.1.2.122 req_src_port=5060 in_uri=sip:0222234359@1.2.3.201:5060;transport=udp out_uri=sip:20200222234359@1.2.3.204:5060;transport=udp via_cnt==2". . U 1.2.3.201:5060 -> 1.2.3.204:5060 INVITE sip:20200222234359@1.2.3.204:5060;transport=udp SIP/2.0. Record-Route: . Record-Route: . Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bK811a.f3a63b41.0. Via: SIP/2.0/UDP 192.168.1.10;rport=5060;received=62.1.2.122;branch=z9hG4bK811a.687048d4.1. Via: SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-83909174. From: "3222222222" ;tag=3682a625cb42f09fo0. To: . Call-ID: 713c811d-557e1207@192.168.1.24. CSeq: 102 INVITE. Max-Forwards: 68. Contact: line001 . Expires: 240. User-Agent: Linksys/PAP2-3.1.10(LS). Content-Length: 279. Allow: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY, OPTIONS, REFER. Supported: x-sipura. Content-Type: application/sdp. . v=0. o=- 210433 210433 IN IP4 192.168.1.24. s=-. c=IN IP4 1.2.3.201. t=0 0. m=audio 61440 RTP/AVP 0 8 100 101. a=rtpmap:0 PCMU/8000. a=rtpmap:8 PCMA/8000. a=rtpmap:100 NSE/8000. a=fmtp:100 192-193. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=ptime:30. a=sendrecv. U 1.2.3.204:50364 -> 1.2.3.201:5060 SIP/2.0 100 Trying. Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bK811a.f3a63b41.0,SIP/2.0/UDP 192.168.1.10;rport=5060;received=62.1.2.122;branch=z9hG4bK811a.687048d4.1,SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-83909174. From: "3222222222" ;tag=3682a625cb42f09fo0. To: ;tag=EC0DEF7C-ECF. Date: Wed, 24 Oct 2007 20:26:49 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. Server: Cisco-SIPGateway/IOS-12.x. CSeq: 102 INVITE. Allow-Events: telephone-event. Content-Length: 0. . U 1.2.3.204:50364 -> 1.2.3.201:5060 SIP/2.0 183 Session Progress. Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bK811a.f3a63b41.0,SIP/2.0/UDP 192.168.1.10;rport=5060;received=62.1.2.122;branch=z9hG4bK811a.687048d4.1,SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-83909174. From: "3222222222" ;tag=3682a625cb42f09fo0. To: ;tag=EC0DEF7C-ECF. Date: Wed, 24 Oct 2007 20:26:49 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. Server: Cisco-SIPGateway/IOS-12.x. CSeq: 102 INVITE. Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, COMET, REFER, SUBSCRIBE, NOTIFY, INFO, UPDATE, REGISTER. Allow-Events: telephone-event. Contact: . Record-Route: ,. Content-Disposition: session;handling=required. Content-Type: application/sdp. Content-Length: 274. . v=0. o=CiscoSystemsSIP-GW-UserAgent 2902 7340 IN IP4 1.2.3.204. s=SIP Call. c=IN IP4 1.2.3.204. t=0 0. m=audio 16502 RTP/AVP 0 101. c=IN IP4 1.2.3.204. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=ptime:20. a=direction:passive. U 1.2.3.201:5060 -> 62.1.2.122:5060 SIP/2.0 183 Session Progress. Via: SIP/2.0/UDP 192.168.1.10;rport=5060;received=62.1.2.122;branch=z9hG4bK811a.687048d4.1,SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-83909174. From: "3222222222" ;tag=3682a625cb42f09fo0. To: ;tag=EC0DEF7C-ECF. Date: Wed, 24 Oct 2007 20:26:49 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. Server: Cisco-SIPGateway/IOS-12.x. CSeq: 102 INVITE. Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, COMET, REFER, SUBSCRIBE, NOTIFY, INFO, UPDATE, REGISTER. Allow-Events: telephone-event. Contact: . Record-Route: ,. Content-Disposition: session;handling=required. Content-Type: application/sdp. Content-Length: 274. . v=0. o=CiscoSystemsSIP-GW-UserAgent 2902 7340 IN IP4 1.2.3.204. s=SIP Call. c=IN IP4 1.2.3.201. t=0 0. m=audio 61440 RTP/AVP 0 101. c=IN IP4 1.2.3.201. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=ptime:20. a=direction:passive. U 1.2.3.204:50364 -> 1.2.3.201:5060 SIP/2.0 200 OK. Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bK811a.f3a63b41.0,SIP/2.0/UDP 192.168.1.10;rport=5060;received=62.1.2.122;branch=z9hG4bK811a.687048d4.1,SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-83909174. From: "3222222222" ;tag=3682a625cb42f09fo0. To: ;tag=EC0DEF7C-ECF. Date: Wed, 24 Oct 2007 20:26:49 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. Server: Cisco-SIPGateway/IOS-12.x. CSeq: 102 INVITE. Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, COMET, REFER, SUBSCRIBE, NOTIFY, INFO, UPDATE, REGISTER. Allow-Events: telephone-event. Contact: . Record-Route: ,. Content-Type: application/sdp. Content-Length: 274. . v=0. o=CiscoSystemsSIP-GW-UserAgent 2902 7340 IN IP4 1.2.3.204. s=SIP Call. c=IN IP4 1.2.3.204. t=0 0. m=audio 16502 RTP/AVP 0 101. c=IN IP4 1.2.3.204. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=ptime:20. a=direction:passive. U 1.2.3.201:5060 -> 62.1.2.122:5060 SIP/2.0 200 OK. Via: SIP/2.0/UDP 192.168.1.10;rport=5060;received=62.1.2.122;branch=z9hG4bK811a.687048d4.1,SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-83909174. From: "3222222222" ;tag=3682a625cb42f09fo0. To: ;tag=EC0DEF7C-ECF. Date: Wed, 24 Oct 2007 20:26:49 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. Server: Cisco-SIPGateway/IOS-12.x. CSeq: 102 INVITE. Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, COMET, REFER, SUBSCRIBE, NOTIFY, INFO, UPDATE, REGISTER. Allow-Events: telephone-event. Contact: . Record-Route: ,. Content-Type: application/sdp. Content-Length: 274. . v=0. o=CiscoSystemsSIP-GW-UserAgent 2902 7340 IN IP4 1.2.3.204. s=SIP Call. c=IN IP4 1.2.3.201. t=0 0. m=audio 61440 RTP/AVP 0 101. c=IN IP4 1.2.3.201. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=ptime:20. a=direction:passive. U 62.1.2.122:5060 -> 1.2.3.201:5060 ACK sip:20200222234359@1.2.3.204:5060 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 192.168.1.10;branch=z9hG4bK811a.687048d4.3. Via: SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-c009ea18. From: line001 ;tag=3682a625cb42f09fo0. To: ;tag=EC0DEF7C-ECF. Call-ID: 713c811d-557e1207@192.168.1.24. CSeq: 102 ACK. Max-Forwards: 69. Route: . Proxy-Authorization: Digest username="test",realm="192.168.1.10",nonce="471fc7f605297355d8add3bba1920cb47dd431d5",uri="sip:20200222234359@1.2.3.204:5060",algorithm=MD5,response="9d46fa63f39b6cad4de8e6fac4fc130f". Contact: line001 . User-Agent: Linksys/PAP2-3.1.10(LS). Content-Length: 0. P-hint: rr-enforced. . U 1.2.3.201:5060 -> 1.2.3.204:5060 ACK sip:20200222234359@1.2.3.204:5060 SIP/2.0. Record-Route: . Record-Route: . Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bK811a.f3a63b41.2. Via: SIP/2.0/UDP 192.168.1.10;received=62.1.2.122;branch=z9hG4bK811a.687048d4.3. Via: SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-c009ea18. From: line001 ;tag=3682a625cb42f09fo0. To: ;tag=EC0DEF7C-ECF. Call-ID: 713c811d-557e1207@192.168.1.24. CSeq: 102 ACK. Max-Forwards: 68. Proxy-Authorization: Digest username="test",realm="192.168.1.10",nonce="471fc7f605297355d8add3bba1920cb47dd431d5",uri="sip:20200222234359@1.2.3.204:5060",algorithm=MD5,response="9d46fa63f39b6cad4de8e6fac4fc130f". Contact: line001 . User-Agent: Linksys/PAP2-3.1.10(LS). Content-Length: 0. P-hint: rr-enforced. . U 1.2.3.204:50364 -> 1.2.3.201:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 70. Route: ,. Timestamp: 1193257629. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.201:5060 -> 192.168.1.10:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bKb11a.8612b353.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 69. Route: . Timestamp: 1193257629. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.201:5060 -> 192.168.1.10:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bKb11a.8612b353.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 69. Route: . Timestamp: 1193257629. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.204:50364 -> 1.2.3.201:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 70. Route: ,. Timestamp: 1193257629. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.204:50364 -> 1.2.3.201:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 70. Route: ,. Timestamp: 1193257630. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.201:5060 -> 192.168.1.10:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bKb11a.8612b353.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 69. Route: . Timestamp: 1193257629. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.204:50364 -> 1.2.3.201:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 70. Route: ,. Timestamp: 1193257632. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.204:50364 -> 1.2.3.201:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 70. Route: ,. Timestamp: 1193257636. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.204:50364 -> 1.2.3.201:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 70. Route: ,. Timestamp: 1193257640. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.201:5060 -> 192.168.1.10:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bKb11a.8612b353.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 69. Route: . Timestamp: 1193257629. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.204:50364 -> 1.2.3.201:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 70. Route: ,. Timestamp: 1193257644. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.201:5060 -> 192.168.1.10:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bKb11a.8612b353.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 69. Route: . Timestamp: 1193257629. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 62.1.2.122:5060 -> 1.2.3.201:5060 BYE sip:20200222234359@1.2.3.204:5060 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 192.168.1.10;branch=z9hG4bK911a.0f7ba2f6.0. Via: SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-dc0dd479. From: line001 ;tag=3682a625cb42f09fo0. To: ;tag=EC0DEF7C-ECF. Call-ID: 713c811d-557e1207@192.168.1.24. CSeq: 103 BYE. Max-Forwards: 69. Route: . Proxy-Authorization: Digest username="test",realm="192.168.1.10",nonce="471fc7f605297355d8add3bba1920cb47dd431d5",uri="sip:20200222234359@1.2.3.204:5060",algorithm=MD5,response="9bdc4d51e8a5d6a36813c7efaf2888c1". User-Agent: Linksys/PAP2-3.1.10(LS). P-RTP-Stat: PS=1523,OS=243680,PR=285,OR=44328,PL=7,JI=0,LA=0,DU=27,EN=G711u,DE=G711u. Content-Length: 0. P-hint: rr-enforced. . U 1.2.3.201:5060 -> 1.2.3.204:5060 BYE sip:20200222234359@1.2.3.204:5060 SIP/2.0. Record-Route: . Record-Route: . Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bK911a.c5c08945.0. Via: SIP/2.0/UDP 192.168.1.10;received=62.1.2.122;branch=z9hG4bK911a.0f7ba2f6.0. Via: SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-dc0dd479. From: line001 ;tag=3682a625cb42f09fo0. To: ;tag=EC0DEF7C-ECF. Call-ID: 713c811d-557e1207@192.168.1.24. CSeq: 103 BYE. Max-Forwards: 68. Proxy-Authorization: Digest username="test",realm="192.168.1.10",nonce="471fc7f605297355d8add3bba1920cb47dd431d5",uri="sip:20200222234359@1.2.3.204:5060",algorithm=MD5,response="9bdc4d51e8a5d6a36813c7efaf2888c1". User-Agent: Linksys/PAP2-3.1.10(LS). P-RTP-Stat: PS=1523,OS=243680,PR=285,OR=44328,PL=7,JI=0,LA=0,DU=27,EN=G711u,DE=G711u. Content-Length: 0. P-hint: rr-enforced. . U 1.2.3.204:50364 -> 1.2.3.201:5060 SIP/2.0 200 OK. Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bK911a.c5c08945.0,SIP/2.0/UDP 192.168.1.10;received=62.1.2.122;branch=z9hG4bK911a.0f7ba2f6.0,SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-dc0dd479. From: "3222222222" ;tag=3682a625cb42f09fo0. To: ;tag=EC0DEF7C-ECF. Date: Wed, 24 Oct 2007 20:27:27 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. Server: Cisco-SIPGateway/IOS-12.x. Content-Length: 0. CSeq: 103 BYE. . U 1.2.3.201:5060 -> 62.1.2.122:5060 SIP/2.0 200 OK. Via: SIP/2.0/UDP 192.168.1.10;received=62.1.2.122;branch=z9hG4bK911a.0f7ba2f6.0,SIP/2.0/UDP 192.168.1.24:5060;branch=z9hG4bK-dc0dd479. From: "3222222222" ;tag=3682a625cb42f09fo0. To: ;tag=EC0DEF7C-ECF. Date: Wed, 24 Oct 2007 20:27:27 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. Server: Cisco-SIPGateway/IOS-12.x. Content-Length: 0. CSeq: 103 BYE. . U 1.2.3.204:50364 -> 1.2.3.201:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:27 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 70. Route: ,. Timestamp: 1193257648. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.201:5060 -> 192.168.1.10:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bKb11a.8612b353.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 69. Route: . Timestamp: 1193257629. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.204:50364 -> 1.2.3.201:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:27 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 70. Route: ,. Timestamp: 1193257652. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.201:5060 -> 192.168.1.10:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bKb11a.8612b353.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 69. Route: . Timestamp: 1193257629. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.204:50364 -> 1.2.3.201:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:27 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 70. Route: ,. Timestamp: 1193257656. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.201:5060 -> 192.168.1.10:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bKb11a.8612b353.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 69. Route: . Timestamp: 1193257629. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.204:50364 -> 1.2.3.201:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:27 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 70. Route: ,. Timestamp: 1193257660. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.201:5060 -> 192.168.1.10:5060 BYE sip:test@62.1.2.122:5060 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 1.2.3.201;branch=z9hG4bKb11a.8612b353.0. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Date: Wed, 24 Oct 2007 20:27:00 GMT. Call-ID: 713c811d-557e1207@192.168.1.24. User-Agent: Cisco-SIPGateway/IOS-12.x. Max-Forwards: 69. Route: . Timestamp: 1193257629. CSeq: 101 BYE. Reason: Q.850;cause=16. Content-Length: 0. . U 1.2.3.201:5060 -> 1.2.3.204:5060 SIP/2.0 408 Request Timeout. Via: SIP/2.0/UDP 1.2.3.204:5060;branch=z9hG4bKCF2C1358. From: ;tag=EC0DEF7C-ECF. To: "3222222222" ;tag=3682a625cb42f09fo0. Call-ID: 713c811d-557e1207@192.168.1.24. CSeq: 101 BYE. Server: OpenSer (1.1.0-notls (i386/linux)). Content-Length: 0. Warning: 392 1.2.3.201:5060 "Noisy feedback tells: pid=15680 req_src_ip=1.2.3.204 req_src_port=50364 in_uri=sip:test@62.1.2.122:5060 out_uri=sip:test@62.1.2.122:5060 via_cnt==0". .