This is an almost-true trace of a real test call. U 69.146.125.66:5065 -> 68.142.145.145:5060 REGISTER sip:example.com SIP/2.0. Via: SIP/2.0/UDP 69.146.125.66:5065;rport;branch=z9hG4bK21020D42F56811DAA5930011247CD408. From: Hans Fugal ;tag=76764902. To: Hans Fugal . Contact: "Hans Fugal" . Call-ID: 210167F0F56811DAA5930011247CD408@example.com. CSeq: 45185 REGISTER. Expires: 3600. Max-Forwards: 70. User-Agent: X-Lite release 1105x. Content-Length: 0. . # U 68.142.145.145:5060 -> 69.146.125.66:5065 SIP/2.0 401 Unauthorized. Via: SIP/2.0/UDP 69.146.125.66:5065;rport=5065;branch=z9hG4bK21020D42F56811DAA5930011247CD408. From: Hans Fugal ;tag=76764902. To: Hans Fugal ;tag=07043102b9669cfeb0d55fc5116873ef.39a8. Call-ID: 210167F0F56811DAA5930011247CD408@example.com. CSeq: 45185 REGISTER. WWW-Authenticate: Digest realm="example.com", nonce="44859139b278457a87c6a376aaf3fde49d976a89", qop="auth". Server: OpenSer (1.0.1 (i386/linux)). Content-Length: 0. Warning: 392 sip.example.com:5060 "Noisy feedback tells: pid=3394 req_src_ip=69.146.125.66 req_src_port=5065 in_uri=sip:example.com out_uri=sip:example.com via_cnt==1". . ## U 69.146.125.66:5065 -> 68.142.145.145:5060 REGISTER sip:example.com SIP/2.0. Via: SIP/2.0/UDP 69.146.125.66:5065;rport;branch=z9hG4bK21101F34F56811DAA5930011247CD408. From: Hans Fugal ;tag=76764902. To: Hans Fugal . Contact: "Hans Fugal" . Call-ID: 210167F0F56811DAA5930011247CD408@example.com. CSeq: 45186 REGISTER. Expires: 3600. Authorization: Digest username="8015551212",realm="example.com",nonce="44859139b278457a87c6a376aaf3fde49d976a89",response="8dc2680a0174ce9cdd71206c1d8ab0c0",uri="sip:example.com",qop=auth,cnonce="21105FE4F56811DAA5930011247CD408",nc=00000002. Max-Forwards: 70. User-Agent: X-Lite release 1105x. Content-Length: 0. . ## U 68.142.145.145:5060 -> 69.146.125.66:5065 SIP/2.0 200 OK. Via: SIP/2.0/UDP 69.146.125.66:5065;rport=5065;branch=z9hG4bK21101F34F56811DAA5930011247CD408. From: Hans Fugal ;tag=76764902. To: Hans Fugal ;tag=07043102b9669cfeb0d55fc5116873ef.5115. Call-ID: 210167F0F56811DAA5930011247CD408@example.com. CSeq: 45186 REGISTER. Contact: ;expires=3600. Server: OpenSer (1.0.1 (i386/linux)). Content-Length: 0. Warning: 392 sip.example.com:5060 "Noisy feedback tells: pid=3400 req_src_ip=69.146.125.66 req_src_port=5065 in_uri=sip:example.com out_uri=sip:example.com via_cnt==1". . ################# U 69.146.125.66:5065 -> 68.142.145.145:5060 INVITE sip:5055551212@example.com SIP/2.0. Via: SIP/2.0/UDP 69.146.125.66:5065;rport;branch=z9hG4bK29E48A82F56811DAA5930011247CD408. From: Hans Fugal ;tag=470949153. To: . Contact: . Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 41703 INVITE. Max-Forwards: 70. Content-Type: application/sdp. User-Agent: X-Lite release 1105x. Content-Length: 267. . v=0. o=8015551212 127623551 127623640 IN IP4 69.146.125.66. s=X-Lite. c=IN IP4 69.146.125.66. t=0 0. m=audio 8000 RTP/AVP 3 98 97 101. a=rtpmap:3 gsm/8000. a=rtpmap:98 iLBC/8000. a=rtpmap:97 speex/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=sendrecv. # U 68.142.145.145:5060 -> 69.146.125.66:5065 SIP/2.0 407 Proxy Authentication Required. Via: SIP/2.0/UDP 69.146.125.66:5065;rport=5065;branch=z9hG4bK29E48A82F56811DAA5930011247CD408. From: Hans Fugal ;tag=470949153. To: ;tag=07043102b9669cfeb0d55fc5116873ef.aef4. Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 41703 INVITE. Proxy-Authenticate: Digest realm="example.com", nonce="448591488f54f13bc904e08fa0925a295cd34870", qop="auth". Server: OpenSer (1.0.1 (i386/linux)). Content-Length: 0. Warning: 392 sip.example.com:5060 "Noisy feedback tells: pid=3399 req_src_ip=69.146.125.66 req_src_port=5065 in_uri=sip:5055551212@example.com out_uri=sip:5055551212@example.com via_cnt==1". . # U 69.146.125.66:5065 -> 68.142.145.145:5060 ACK sip:5055551212@example.com SIP/2.0. Via: SIP/2.0/UDP 69.146.125.66:5065;rport;branch=z9hG4bK29E48A82F56811DAA5930011247CD408. From: Hans Fugal ;tag=470949153. To: ;tag=07043102b9669cfeb0d55fc5116873ef.aef4. Contact: . Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 41703 ACK. Max-Forwards: 70. Content-Length: 0. . # U 69.146.125.66:5065 -> 68.142.145.145:5060 INVITE sip:5055551212@example.com SIP/2.0. Via: SIP/2.0/UDP 69.146.125.66:5065;rport;branch=z9hG4bK29F866CEF56811DAA5930011247CD408. From: Hans Fugal ;tag=470949153. To: . Contact: . Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 41704 INVITE. Proxy-Authorization: Digest username="8015551212",realm="example.com",nonce="448591488f54f13bc904e08fa0925a295cd34870",response="73629ccd2f3a5317b5026744e049fde3",uri="sip:5055551212@example.com",qop=auth,cnonce="29FD3168F56811DAA5930011247CD408",nc=00000001. Max-Forwards: 70. Content-Type: application/sdp. User-Agent: X-Lite release 1105x. Content-Length: 267. . v=0. o=8015551212 127623551 127623640 IN IP4 69.146.125.66. s=X-Lite. c=IN IP4 69.146.125.66. t=0 0. m=audio 8000 RTP/AVP 3 98 97 101. a=rtpmap:3 gsm/8000. a=rtpmap:98 iLBC/8000. a=rtpmap:97 speex/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=sendrecv. # U 68.142.145.145:5060 -> 69.146.125.66:5065 SIP/2.0 100 trying -- your call is important to us. Via: SIP/2.0/UDP 69.146.125.66:5065;rport=5065;branch=z9hG4bK29F866CEF56811DAA5930011247CD408. From: Hans Fugal ;tag=470949153. To: . Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 41704 INVITE. Server: OpenSer (1.0.1 (i386/linux)). Content-Length: 0. Warning: 392 sip.example.com:5060 "Noisy feedback tells: pid=3393 req_src_ip=69.146.125.66 req_src_port=5065 in_uri=sip:5055551212@example.com out_uri=sip:5055551212@sipgate.example.com:5061 via_cnt==1". . # U 68.142.145.145:5060 -> 68.142.145.149:5061 INVITE sip:5055551212@sipgate.example.com:5061 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 68.142.145.145;branch=z9hG4bK3823.994dcc4.0. Via: SIP/2.0/UDP 69.146.125.66:5065;rport=5065;branch=z9hG4bK29F866CEF56811DAA5930011247CD408. From: Hans Fugal ;tag=470949153. To: . Contact: . Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 41704 INVITE. Proxy-Authorization: Digest username="8015551212",realm="example.com",nonce="448591488f54f13bc904e08fa0925a295cd34870",response="73629ccd2f3a5317b5026744e049fde3",uri="sip:5055551212@example.com",qop=auth,cnonce="29FD3168F56811DAA5930011247CD408",nc=00000001. Max-Forwards: 69. Content-Type: application/sdp. User-Agent: X-Lite release 1105x. Content-Length: 269. P-hint: Asterisk NAT. . v=0. o=8015551212 127623551 127623640 IN IP4 69.146.125.66. s=X-Lite. c=IN IP4 68.142.145.145. t=0 0. m=audio 38880 RTP/AVP 3 98 97 101. a=rtpmap:3 gsm/8000. a=rtpmap:98 iLBC/8000. a=rtpmap:97 speex/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=sendrecv. # U 68.142.145.145:5061 -> 68.142.145.145:5060 SIP/2.0 100 Trying. Via: SIP/2.0/UDP 68.142.145.145;branch=z9hG4bK3823.994dcc4.0;received=68.142.145.145. Via: SIP/2.0/UDP 69.146.125.66:5065;rport=5065;branch=z9hG4bK29F866CEF56811DAA5930011247CD408. From: Hans Fugal ;tag=470949153. To: . Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 41704 INVITE. User-Agent: Asterisk PBX. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Contact: . Content-Length: 0. . # U 68.142.145.145:5061 -> 68.142.145.145:5060 SIP/2.0 180 Ringing. Via: SIP/2.0/UDP 68.142.145.145;branch=z9hG4bK3823.994dcc4.0;received=68.142.145.145. Via: SIP/2.0/UDP 69.146.125.66:5065;rport=5065;branch=z9hG4bK29F866CEF56811DAA5930011247CD408. From: Hans Fugal ;tag=470949153. To: ;tag=as6b2ae78a. Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 41704 INVITE. User-Agent: Asterisk PBX. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Contact: . Content-Length: 0. . # U 68.142.145.149:5061 -> 63.209.70.55:5060 INVITE sip:5055551212@63.209.70.55 SIP/2.0. Via: SIP/2.0/UDP 68.142.145.149:5061;branch=z9hG4bK743b50c8;rport. From: "Hans Fugal" ;tag=as40ae400e. To: . Contact: . Call-ID: 764744ea030b2d660843f49410dae4ea@68.142.145.149. CSeq: 102 INVITE. User-Agent: Asterisk PBX. Max-Forwards: 70. Date: Tue, 06 Jun 2006 14:24:28 GMT. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Content-Type: application/sdp. Content-Length: 390. . v=0. o=root 2450 2450 IN IP4 68.142.145.149. s=session. c=IN IP4 68.142.145.149. t=0 0. m=audio 17580 RTP/AVP 3 0 8 18 4 97 111 96. a=rtpmap:3 GSM/8000. a=rtpmap:0 PCMU/8000. a=rtpmap:8 PCMA/8000. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:4 G723/8000. a=rtpmap:97 iLBC/8000. a=rtpmap:111 G726-32/8000. a=rtpmap:96 telephone-event/8000. a=fmtp:96 0-16. a=silenceSupp:off - - - -. # U 68.142.145.145:5060 -> 69.146.125.66:5065 SIP/2.0 180 Ringing. Via: SIP/2.0/UDP 69.146.125.66:5065;rport=5065;branch=z9hG4bK29F866CEF56811DAA5930011247CD408. From: Hans Fugal ;tag=470949153. To: ;tag=as6b2ae78a. Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 41704 INVITE. User-Agent: Asterisk PBX. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Contact: . Content-Length: 0. . # U 63.209.70.55:5060 -> 68.142.145.149:5061 SIP/2.0 100 Trying. Via: SIP/2.0/UDP 68.142.145.149:5061;branch=z9hG4bK743b50c8;rport. From: "Hans Fugal" ;tag=as40ae400e. To: . Call-ID: 764744ea030b2d660843f49410dae4ea@68.142.145.149. CSeq: 102 INVITE. Content-Length: 0. . ################################# U 63.209.70.55:5060 -> 68.142.145.149:5061 SIP/2.0 180 Ringing. To: ;tag=3358592670-19211. From: "Hans Fugal" ;tag=as40ae400e. Call-ID: 764744ea030b2d660843f49410dae4ea@68.142.145.149. CSeq: 102 INVITE. Contact: sip:5055551212@63.209.70.55:5060. Via: SIP/2.0/UDP 68.142.145.149:5061;branch=z9hG4bK743b50c8;rport. Content-Length: 0. . # U 68.142.145.145:5061 -> 68.142.145.145:5060 SIP/2.0 180 Ringing. Via: SIP/2.0/UDP 68.142.145.145;branch=z9hG4bK3823.994dcc4.0;received=68.142.145.145. Via: SIP/2.0/UDP 69.146.125.66:5065;rport=5065;branch=z9hG4bK29F866CEF56811DAA5930011247CD408. From: Hans Fugal ;tag=470949153. To: ;tag=as6b2ae78a. Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 41704 INVITE. User-Agent: Asterisk PBX. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Contact: . Content-Length: 0. . # U 68.142.145.145:5060 -> 69.146.125.66:5065 SIP/2.0 180 Ringing. Via: SIP/2.0/UDP 69.146.125.66:5065;rport=5065;branch=z9hG4bK29F866CEF56811DAA5930011247CD408. From: Hans Fugal ;tag=470949153. To: ;tag=as6b2ae78a. Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 41704 INVITE. User-Agent: Asterisk PBX. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Contact: . Content-Length: 0. . ######## U 63.209.70.55:5060 -> 68.142.145.149:5061 SIP/2.0 200 OK. To: ;tag=3358592670-19211. From: "Hans Fugal" ;tag=as40ae400e. Call-ID: 764744ea030b2d660843f49410dae4ea@68.142.145.149. CSeq: 102 INVITE. Contact: sip:5055551212@63.209.70.55:5060. Content-Type: application/sdp. Via: SIP/2.0/UDP 68.142.145.149:5061;branch=z9hG4bK743b50c8;rport. Content-Length: 249. . v=0. o=NexTone-MSW 1234 3358592755 IN IP4 63.209.70.56. s=sip call. c=IN IP4 63.209.70.56. t=0 0. m=audio 25140 RTP/AVP 0 96. a=sendrecv. a=ptime:20. a=rtpmap:0 PCMU/8000. a=rtpmap:96 telephone-event/8000. a=fmtp:96 0-15. a=silenceSupp:off - - - -. # U 68.142.145.149:5061 -> 63.209.70.55:5060 ACK sip:5055551212@63.209.70.55:5060 SIP/2.0. Via: SIP/2.0/UDP 68.142.145.149:5061;branch=z9hG4bK73f5e850;rport. From: "Hans Fugal" ;tag=as40ae400e. To: ;tag=3358592670-19211. Contact: . Call-ID: 764744ea030b2d660843f49410dae4ea@68.142.145.149. CSeq: 102 ACK. User-Agent: Asterisk PBX. Max-Forwards: 70. Content-Length: 0. . # U 68.142.145.145:5061 -> 68.142.145.145:5060 SIP/2.0 200 OK. Via: SIP/2.0/UDP 68.142.145.145;branch=z9hG4bK3823.994dcc4.0;received=68.142.145.145. Via: SIP/2.0/UDP 69.146.125.66:5065;rport=5065;branch=z9hG4bK29F866CEF56811DAA5930011247CD408. Record-Route: . From: Hans Fugal ;tag=470949153. To: ;tag=as6b2ae78a. Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 41704 INVITE. User-Agent: Asterisk PBX. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Contact: . Content-Type: application/sdp. Content-Length: 393. . v=0. o=root 2450 2450 IN IP4 68.142.145.145. s=session. c=IN IP4 68.142.145.145. t=0 0. m=audio 11454 RTP/AVP 0 8 18 4 3 98 111 101. a=rtpmap:0 PCMU/8000. a=rtpmap:8 PCMA/8000. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:4 G723/8000. a=rtpmap:3 GSM/8000. a=rtpmap:98 iLBC/8000. a=rtpmap:111 G726-32/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-16. a=silenceSupp:off - - - -. # U 68.142.145.145:5060 -> 69.146.125.66:5065 SIP/2.0 200 OK. Via: SIP/2.0/UDP 69.146.125.66:5065;rport=5065;branch=z9hG4bK29F866CEF56811DAA5930011247CD408. Record-Route: . From: Hans Fugal ;tag=470949153. To: ;tag=as6b2ae78a. Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 41704 INVITE. User-Agent: Asterisk PBX. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Contact: . Content-Type: application/sdp. Content-Length: 393. . v=0. o=root 2450 2450 IN IP4 68.142.145.145. s=session. c=IN IP4 68.142.145.145. t=0 0. m=audio 38880 RTP/AVP 0 8 18 4 3 98 111 101. a=rtpmap:0 PCMU/8000. a=rtpmap:8 PCMA/8000. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:4 G723/8000. a=rtpmap:3 GSM/8000. a=rtpmap:98 iLBC/8000. a=rtpmap:111 G726-32/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-16. a=silenceSupp:off - - - -. # U 69.146.125.66:5065 -> 68.142.145.145:5060 ACK sip:5055551212@68.142.145.145:5061 SIP/2.0. Via: SIP/2.0/UDP 69.146.125.66:5065;rport;branch=z9hG4bK29F86A54F56811DAA5930011247CD408. From: Hans Fugal ;tag=470949153. To: ;tag=as6b2ae78a. Contact: . Route: . Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 41704 ACK. Max-Forwards: 70. Content-Length: 0. . # U 68.142.145.145:5060 -> 68.142.145.145:5061 ACK sip:5055551212@68.142.145.145:5061 SIP/2.0. Via: SIP/2.0/UDP 68.142.145.145;branch=0. Via: SIP/2.0/UDP 69.146.125.66:5065;rport=5065;branch=z9hG4bK29F86A54F56811DAA5930011247CD408. From: Hans Fugal ;tag=470949153. To: ;tag=as6b2ae78a. Contact: . Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 41704 ACK. Max-Forwards: 69. Content-Length: 0. . ###### U 63.209.70.55:5060 -> 68.142.145.149:5061 INVITE sip:8015551212@68.142.145.149:5061 SIP/2.0. Max-Forwards: 68. Session-Expires: 3600;Refresher=uac. Supported: timer. To: "Hans Fugal" ;tag=as40ae400e. From: ;tag=3358592670-19211. Call-ID: 764744ea030b2d660843f49410dae4ea@68.142.145.149. CSeq: 2 INVITE. Via: SIP/2.0/UDP 63.209.70.55:5060;branch=fcb50103c86a5484a17d1bf0690c494f. Contact: sip:5055551212@63.209.70.55:5060. Content-Type: application/sdp. Content-Length: 249. . v=0. o=NexTone-MSW 1234 3358592755 IN IP4 63.209.70.56. s=sip call. c=IN IP4 63.209.70.56. t=0 0. m=audio 25140 RTP/AVP 0 96. a=inactive. a=ptime:20. a=rtpmap:0 PCMU/8000. a=rtpmap:96 telephone-event/8000. a=fmtp:96 0-15. a=silenceSupp:off - - - -. # U 68.142.145.149:5061 -> 63.209.70.55:5060 SIP/2.0 200 OK. Via: SIP/2.0/UDP 63.209.70.55:5060;branch=fcb50103c86a5484a17d1bf0690c494f;received=63.209.70.55. From: ;tag=3358592670-19211. To: "Hans Fugal" ;tag=as40ae400e. Call-ID: 764744ea030b2d660843f49410dae4ea@68.142.145.149. CSeq: 2 INVITE. User-Agent: Asterisk PBX. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Contact: . Content-Type: application/sdp. Content-Length: 390. . v=0. o=root 2450 2451 IN IP4 68.142.145.149. s=session. c=IN IP4 68.142.145.149. t=0 0. m=audio 17580 RTP/AVP 3 0 8 18 4 97 111 96. a=rtpmap:3 GSM/8000. a=rtpmap:0 PCMU/8000. a=rtpmap:8 PCMA/8000. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:4 G723/8000. a=rtpmap:97 iLBC/8000. a=rtpmap:111 G726-32/8000. a=rtpmap:96 telephone-event/8000. a=fmtp:96 0-16. a=silenceSupp:off - - - -. # U 63.209.70.55:5060 -> 68.142.145.149:5061 ACK sip:8015551212@68.142.145.149:5061 SIP/2.0. Max-Forwards: 68. To: "Hans Fugal" ;tag=as40ae400e. From: ;tag=3358592670-19211. Call-ID: 764744ea030b2d660843f49410dae4ea@68.142.145.149. CSeq: 2 ACK. Via: SIP/2.0/UDP 63.209.70.55:5060;branch=fcb50103c86a5484a17d1bf0690c494f. Contact: sip:5055551212@63.209.70.55:5060. Content-Length: 0. . ####### U 63.209.70.55:5060 -> 68.142.145.149:5061 BYE sip:8015551212@68.142.145.149:5061 SIP/2.0. Max-Forwards: 68. To: "Hans Fugal" ;tag=as40ae400e. From: ;tag=3358592670-19211. Call-ID: 764744ea030b2d660843f49410dae4ea@68.142.145.149. CSeq: 3 BYE. Via: SIP/2.0/UDP 63.209.70.55:5060;branch=5a3d2bfb91ef3f87bb4b972ad68bdd88. Contact: sip:5055551212@63.209.70.55:5060. Content-Length: 0. . # U 68.142.145.149:5061 -> 63.209.70.55:5060 SIP/2.0 200 OK. Via: SIP/2.0/UDP 63.209.70.55:5060;branch=5a3d2bfb91ef3f87bb4b972ad68bdd88;received=63.209.70.55. From: ;tag=3358592670-19211. To: "Hans Fugal" ;tag=as40ae400e. Call-ID: 764744ea030b2d660843f49410dae4ea@68.142.145.149. CSeq: 3 BYE. User-Agent: Asterisk PBX. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Contact: . Content-Length: 0. X-Asterisk-HangupCause: Normal Clearing. . # U 68.142.145.145:5061 -> 68.142.145.145:5060 BYE sip:8015551212@69.146.125.66:5065 SIP/2.0. Via: SIP/2.0/UDP 68.142.145.145:5061;branch=z9hG4bK453dd2b4;rport. Route: . From: ;tag=as6b2ae78a. To: Hans Fugal ;tag=470949153. Contact: . Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 102 BYE. User-Agent: Asterisk PBX. Max-Forwards: 70. Content-Length: 0. . # U 68.142.145.145:5060 -> 69.146.125.66:5065 BYE sip:8015551212@69.146.125.66:5065 SIP/2.0. Via: SIP/2.0/UDP 68.142.145.145;branch=z9hG4bKb425.5142bd.0. Via: SIP/2.0/UDP 68.142.145.145:5061;branch=z9hG4bK453dd2b4;rport=5061. From: ;tag=as6b2ae78a. To: Hans Fugal ;tag=470949153. Contact: . Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 102 BYE. User-Agent: Asterisk PBX. Max-Forwards: 69. Content-Length: 0. . # U 69.146.125.66:5065 -> 68.142.145.145:5060 SIP/2.0 200 Ok. Via: SIP/2.0/UDP 68.142.145.145;branch=z9hG4bKb425.5142bd.0. Via: SIP/2.0/UDP 68.142.145.145:5061;branch=z9hG4bK453dd2b4;rport=5061. From: ;tag=as6b2ae78a. To: Hans Fugal ;tag=470949153. Contact: . Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 102 BYE. Server: X-Lite release 1105x. Content-Length: 0. . # U 68.142.145.145:5060 -> 68.142.145.145:5061 SIP/2.0 200 Ok. Via: SIP/2.0/UDP 68.142.145.145:5061;branch=z9hG4bK453dd2b4;rport=5061. From: ;tag=as6b2ae78a. To: Hans Fugal ;tag=470949153. Contact: . Call-ID: 2646C871-F568-11DA-A593-0011247CD408@172.17.64.104. CSeq: 102 BYE. Server: X-Lite release 1105x. Content-Length: 0. . ###