[Serusers] problem with BYE

Fri Apr 30 23:19:24 CEST 2004

The messages look OK to me, so maybe the problem is in ATA.

  Jan.

On 30-04 10:41, Vitaly Nikolaev wrote:
> Hi all,
> 
> 
> 
> I have very strange problem with SER.  I am making incoming call from
> PSTN to SER, then number translation (exec_dset) from 12124051759 ->
> 250000007
> 
> And then it hitting my ATA (same with motorolla, innomedia)
> 
> 
> 
> When I then hung up on ATA side it sends BYE (which goes as loose
> routing) to SER -> CISCO, CISCO answer OK to SER then to ATA but ATA
> looks like does not like this OK... sending BYE again and again
> 
> 
> 
> I have attached config to the letter.. pleas look at it and may be you
> will have some correction
> 
> 
> 
> PS: Absolutely same problem I have with incoming call via TCP from
> another provider
> 
> 
> 
> Thank you!
> 
> 
> 
> [root at ser etc]# ngrepcr -q 12124051759
> 
> 
> 
> U 209.227.182.44:51835 -> 209.227.182.43:5060
> 
>   INVITE sip:12124051759 at 209.227.182.43:5060 SIP/2.0
> 
>   Via: SIP/2.0/UDP  209.227.182.44:5060
> 
>   From: <sip:2126882781 at 209.227.182.44>;tag=DC7456A0-3FE
> 
>   To: <sip:12124051759 at 209.227.182.43>
> 
>   Date: Fri, 30 Apr 2004 15:30:12 GMT
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   Supported: timer,100rel
> 
>   Min-SE:  1800
> 
>   Cisco-Guid: 459440422-2582778328-2951146144-256312224
> 
>   User-Agent: Cisco-SIPGateway/IOS-12.x
> 
>   Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, COMET, REFER,
> SUBSCRIBE, NOTIFY, INFO
> 
>   CSeq: 101 INVITE
> 
>   Max-Forwards: 6
> 
>   Remote-Party-ID:
> <sip:2126882781 at 209.227.182.44>;party=calling;screen=yes;privacy=off
> 
>   Timestamp: 1083339012
> 
>   Contact: <sip:2126882781 at 209.227.182.44:5060>
> 
>   Expires: 180
> 
>   Allow-Events: telephone-event
> 
>   Content-Type: application/sdp
> 
>   Content-Length: 426
> 
> 
> 
>   v=0
> 
>   o=CiscoSystemsSIP-GW-UserAgent 2183 5028 IN IP4 209.227.182.44
> 
>   s=SIP Call
> 
>   c=IN IP4 209.227.182.44
> 
>   t=0 0
> 
>   m=audio 19266 RTP/AVP 18 4 0 100 101 19
> 
>   c=IN IP4 209.227.182.44
> 
>   a=rtpmap:18 G729/8000
> 
>   a=fmtp:18 annexb=yes
> 
>   a=rtpmap:4 G723/8000
> 
>   a=fmtp:4 annexa=no
> 
>   a=rtpmap:0 PCMU/8000
> 
>   a=rtpmap:100 X-NSE/8000
> 
>   a=fmtp:100 192-194
> 
>   a=rtpmap:101 telephone-event/8000
> 
>   a=fmtp:101 0-16
> 
>   a=rtpmap:19 CN/8000
> 
>   a=direction:active
> 
> 
> 
> 
> 
> 
> U 209.227.182.43:5060 -> 209.227.182.44:5060
> 
>   SIP/2.0 100 trying -- your call is important to us
> 
>   Via: SIP/2.0/UDP  209.227.182.44:5060
> 
>   From: <sip:2126882781 at 209.227.182.44>;tag=DC7456A0-3FE
> 
>   To: <sip:12124051759 at 209.227.182.43>
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   CSeq: 101 INVITE
> 
>   Server: Sip EXpress router (0.8.12-tcp_nonb (i386/linux))
> 
>   Content-Length: 0
> 
>   Warning: 392 209.227.182.43:5060 "Noisy feedback tells:  pid=6791
> req_src_ip=209.227.182.44 req_src_port=51835 in_uri=sip:1212
> 
>   4051759 at 209.227.182.43:5060
> out_uri=sip:250000007 at 216.236.137.226:1102;user=phone;transport=udp
> via_cnt==1"
> 
> 
> 
> 
> 
> 
> 
> 
> U 209.227.182.43:5060 -> 216.236.137.226:1102
> 
>   INVITE sip:250000007 at 216.236.137.226:1102;user=phone;transport=udp
> SIP/2.0
> 
>   Record-Route: <sip:12124051759 at 209.227.182.43;ftag=DC7456A0-3FE;lr=on>
> 
>   Via: SIP/2.0/UDP 209.227.182.43;branch=z9hG4bK8198.2b7612d2.0
> 
>   Via: SIP/2.0/UDP  209.227.182.44:5060
> 
>   From: <sip:2126882781 at 209.227.182.44>;tag=DC7456A0-3FE
> 
>   To: <sip:12124051759 at 209.227.182.43>
> 
>   Date: Fri, 30 Apr 2004 15:30:12 GMT
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   Supported: timer,100rel
> 
>   Min-SE:  1800
> 
>   Cisco-Guid: 459440422-2582778328-2951146144-256312224
> 
>   User-Agent: Cisco-SIPGateway/IOS-12.x
> 
>   Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, COMET, REFER,
> SUBSCRIBE, NOTIFY, INFO
> 
>   CSeq: 101 INVITE
> 
>   Max-Forwards: 5
> 
>   Remote-Party-ID:
> <sip:2126882781 at 209.227.182.44>;party=calling;screen=yes;privacy=off
> 
>   Timestamp: 1083339012
> 
>   Contact: <sip:2126882781 at 209.227.182.44:5060>
> 
>   Expires: 180
> 
>   Allow-Events: telephone-event
> 
>   Content-Type: application/sdp
> 
>   Content-Length: 426
> 
>   P-hint: request forced to rtp proxy
> 
> 
> 
>   v=0
> 
>   o=CiscoSystemsSIP-GW-UserAgent 2183 5028 IN IP4 209.227.182.44
> 
>   s=SIP Call
> 
>   c=IN IP4 209.227.182.43
> 
>   t=0 0
> 
>   m=audio 55824 RTP/AVP 18 4 0 100 101 19
> 
>   c=IN IP4 209.227.182.43
> 
>   a=rtpmap:18 G729/8000
> 
>   a=fmtp:18 annexb=yes
> 
>   a=rtpmap:4 G723/8000
> 
>   a=fmtp:4 annexa=no
> 
>   a=rtpmap:0 PCMU/8000
> 
>   a=rtpmap:100 X-NSE/8000
> 
>   a=fmtp:100 192-194
> 
>   a=rtpmap:101 telephone-event/8000
> 
>   a=fmtp:101 0-16
> 
>   a=rtpmap:19 CN/8000
> 
>   a=direction:active
> 
> 
> 
> 
> 
> 
> U 216.236.137.226:1102 -> 209.227.182.43:5060
> 
>   SIP/2.0 100 Trying
> 
>   Via: SIP/2.0/UDP 209.227.182.43;branch=z9hG4bK8198.2b7612d2.0
> 
>   Via: SIP/2.0/UDP  209.227.182.44:5060
> 
>   From: <sip:2126882781 at 209.227.182.44>;tag=DC7456A0-3FE
> 
>   To: <sip:12124051759 at 209.227.182.43>;tag=3720024524
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   CSeq: 101 INVITE
> 
>   Timestamp: 1083339012
> 
>   Server: Cisco ATA 186  v3.0.0 atasip (031210A)
> 
>   Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, REGISTER
> 
>   Content-Length: 0
> 
> 
> 
> 
> 
> 
> 
> 
> U 216.236.137.226:1102 -> 209.227.182.43:5060
> 
>   SIP/2.0 180 Ringing
> 
>   Via: SIP/2.0/UDP 209.227.182.43;branch=z9hG4bK8198.2b7612d2.0
> 
>   Via: SIP/2.0/UDP  209.227.182.44:5060
> 
>   From: <sip:2126882781 at 209.227.182.44>;tag=DC7456A0-3FE
> 
>   To: <sip:12124051759 at 209.227.182.43>;tag=3720024524
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   CSeq: 101 INVITE
> 
>   Timestamp: 1083339012
> 
>   Server: Cisco ATA 186  v3.0.0 atasip (031210A)
> 
>   Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, REGISTER
> 
>   Content-Length: 0
> 
> 
> 
> 
> 
> 
> 
> 
> U 209.227.182.43:5060 -> 209.227.182.44:5060
> 
>   SIP/2.0 180 Ringing
> 
>   Via: SIP/2.0/UDP  209.227.182.44:5060
> 
>   From: <sip:2126882781 at 209.227.182.44>;tag=DC7456A0-3FE
> 
>   To: <sip:12124051759 at 209.227.182.43>;tag=3720024524
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   CSeq: 101 INVITE
> 
>   Timestamp: 1083339012
> 
>   Server: Cisco ATA 186  v3.0.0 atasip (031210A)
> 
>   Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, REGISTER
> 
>   Content-Length: 0
> 
>   P-hint: fixed NAT contact for response
> 
> 
> 
> 
> 
> 
> 
> 
> U 216.236.137.226:1102 -> 209.227.182.43:5060
> 
>   SIP/2.0 200 OK
> 
>   Via: SIP/2.0/UDP 209.227.182.43;branch=z9hG4bK8198.2b7612d2.0
> 
>   Via: SIP/2.0/UDP  209.227.182.44:5060
> 
>   Record-Route: <sip:12124051759 at 209.227.182.43;ftag=DC7456A0-3FE;lr=on>
> 
>   From: <sip:2126882781 at 209.227.182.44>;tag=DC7456A0-3FE
> 
>   To: <sip:12124051759 at 209.227.182.43>;tag=3720024524
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   CSeq: 101 INVITE
> 
>   Timestamp: 1083339012
> 
>   Contact: <sip:250000007 at 172.30.200.59:5060;user=phone;transport=udp>
> 
>   Server: Cisco ATA 186  v3.0.0 atasip (031210A)
> 
>   Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, REGISTER
> 
>   Content-Length: 204
> 
>   Content-Type: application/sdp
> 
> 
> 
>   v=0
> 
>   o=250000007 85231 85231 IN IP4 172.30.200.59
> 
>   s=ATA186 Call
> 
>   c=IN IP4 172.30.200.59
> 
>   t=0 0
> 
>   m=audio 16386 RTP/AVP 18 101
> 
>   a=rtpmap:18 G729/8000/1
> 
>   a=rtpmap:101 telephone-event/8000
> 
>   a=fmtp:101 0-15
> 
> 
> 
> 
> 
> 
> U 209.227.182.43:5060 -> 209.227.182.44:5060
> 
>   SIP/2.0 200 OK
> 
>   Via: SIP/2.0/UDP  209.227.182.44:5060
> 
>   Record-Route: <sip:12124051759 at 209.227.182.43;ftag=DC7456A0-3FE;lr=on>
> 
>   From: <sip:2126882781 at 209.227.182.44>;tag=DC7456A0-3FE
> 
>   To: <sip:12124051759 at 209.227.182.43>;tag=3720024524
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   CSeq: 101 INVITE
> 
>   Timestamp: 1083339012
> 
>   Contact: <sip:250000007 at 216.236.137.226:1102;user=phone;transport=udp>
> 
>   Server: Cisco ATA 186  v3.0.0 atasip (031210A)
> 
>   Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, REGISTER
> 
>   Content-Length: 205
> 
>   Content-Type: application/sdp
> 
>   P-hint: fixed NAT contact for response
> 
>   P-hint: response forced to rtp proxy
> 
> 
> 
>   v=0
> 
>   o=250000007 85231 85231 IN IP4 172.30.200.59
> 
>   s=ATA186 Call
> 
>   c=IN IP4 209.227.182.43
> 
>   t=0 0
> 
>   m=audio 55824 RTP/AVP 18 101
> 
>   a=rtpmap:18 G729/8000/1
> 
>   a=rtpmap:101 telephone-event/8000
> 
>   a=fmtp:101 0-15
> 
> 
> 
> 
> 
> 
> U 209.227.182.44:57102 -> 209.227.182.43:5060
> 
>   ACK sip:12124051759 at 209.227.182.43:5060;ftag=DC7456A0-3FE;lr=on
> SIP/2.0
> 
>   Via: SIP/2.0/UDP  209.227.182.44:5060
> 
>   From: <sip:2126882781 at 209.227.182.44>;tag=DC7456A0-3FE
> 
>   To: <sip:12124051759 at 209.227.182.43>;tag=3720024524
> 
>   Date: Fri, 30 Apr 2004 15:30:12 GMT
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   Route: <sip:250000007 at 216.236.137.226:1102;user=phone;transport=udp>
> 
>   Max-Forwards: 6
> 
>   Content-Length: 0
> 
>   CSeq: 101 ACK
> 
> 
> 
> 
> 
> 
> 
> 
> U 209.227.182.43:5060 -> 216.236.137.226:1102
> 
>   ACK sip:250000007 at 216.236.137.226:1102;user=phone;transport=udp
> SIP/2.0
> 
>   Via: SIP/2.0/UDP 209.227.182.43;branch=0
> 
>   Via: SIP/2.0/UDP  209.227.182.44:5060
> 
>   From: <sip:2126882781 at 209.227.182.44>;tag=DC7456A0-3FE
> 
>   To: <sip:12124051759 at 209.227.182.43>;tag=3720024524
> 
>   Date: Fri, 30 Apr 2004 15:30:12 GMT
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   Max-Forwards: 5
> 
>   Content-Length: 0
> 
>   CSeq: 101 ACK
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> U 216.236.137.226:1102 -> 209.227.182.43:5060
> 
>   BYE sip:12124051759 at 209.227.182.43 SIP/2.0
> 
>   Route: <sip:2126882781 at 209.227.182.44>
> 
>   Via: SIP/2.0/UDP 172.30.200.59:5060
> 
>   From: sip:12124051759 at 209.227.182.43;tag=3720024524
> 
>   To: sip:2126882781 at 209.227.182.44;tag=DC7456A0-3FE
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   CSeq: 1 BYE
> 
>   User-Agent: Cisco ATA 186  v3.0.0 atasip (031210A)
> 
>   Content-Length: 0
> 
> 
> 
> 
> 
> 
> 
> 
> U 209.227.182.43:5060 -> 209.227.182.44:5060
> 
>   BYE sip:2126882781 at 209.227.182.44 SIP/2.0
> 
>   Max-Forwards: 10
> 
>   Via: SIP/2.0/UDP 209.227.182.43;branch=z9hG4bKb7a6.78fba574.0
> 
>   Via: SIP/2.0/UDP
> 172.30.200.59:5060;rport=1102;received=216.236.137.226
> 
>   From: sip:12124051759 at 209.227.182.43;tag=3720024524
> 
>   To: sip:2126882781 at 209.227.182.44;tag=DC7456A0-3FE
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   CSeq: 1 BYE
> 
>   User-Agent: Cisco ATA 186  v3.0.0 atasip (031210A)
> 
>   Content-Length: 0
> 
> 
> 
> 
> 
> 
> 
> 
> U 209.227.182.44:5060 -> 209.227.182.43:5060
> 
>   SIP/2.0 200 OK
> 
>   Via: SIP/2.0/UDP
> 209.227.182.43;branch=z9hG4bKb7a6.78fba574.0,SIP/2.0/UDP
> 172.30.200.59:5060;rport=1102;received=216.236.137.2
> 
>   26
> 
>   From: <sip:12124051759 at 209.227.182.43>;tag=3720024524
> 
>   To: <sip:2126882781 at 209.227.182.44>;tag=DC7456A0-3FE
> 
>   Date: Fri, 30 Apr 2004 15:30:21 GMT
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   Server: Cisco-SIPGateway/IOS-12.x
> 
>   Content-Length: 0
> 
>   CSeq: 1 BYE
> 
> 
> 
> 
> 
> 
> 
> 
> U 209.227.182.43:5060 -> 216.236.137.226:1102
> 
>   SIP/2.0 200 OK
> 
>   Via: SIP/2.0/UDP
> 172.30.200.59:5060;rport=1102;received=216.236.137.226
> 
>   From: <sip:12124051759 at 209.227.182.43>;tag=3720024524
> 
>   To: <sip:2126882781 at 209.227.182.44>;tag=DC7456A0-3FE
> 
>   Date: Fri, 30 Apr 2004 15:30:21 GMT
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   Server: Cisco-SIPGateway/IOS-12.x
> 
>   Content-Length: 0
> 
>   CSeq: 1 BYE
> 
> 
> 
> 
> 
> 
> 
> 
> U 216.236.137.226:1102 -> 209.227.182.43:5060
> 
>   BYE sip:12124051759 at 209.227.182.43 SIP/2.0
> 
>   Route: <sip:2126882781 at 209.227.182.44>
> 
>   Via: SIP/2.0/UDP 172.30.200.59:5060
> 
>   From: sip:12124051759 at 209.227.182.43;tag=3720024524
> 
>   To: sip:2126882781 at 209.227.182.44;tag=DC7456A0-3FE
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   CSeq: 1 BYE
> 
>   User-Agent: Cisco ATA 186  v3.0.0 atasip (031210A)
> 
>   Content-Length: 0
> 
> 
> 
> 
> 
> 
> 
> 
> U 209.227.182.43:5060 -> 216.236.137.226:1102
> 
>   SIP/2.0 200 OK
> 
>   Via: SIP/2.0/UDP
> 172.30.200.59:5060;rport=1102;received=216.236.137.226
> 
>   From: <sip:12124051759 at 209.227.182.43>;tag=3720024524
> 
>   To: <sip:2126882781 at 209.227.182.44>;tag=DC7456A0-3FE
> 
>   Date: Fri, 30 Apr 2004 15:30:21 GMT
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   Server: Cisco-SIPGateway/IOS-12.x
> 
>   Content-Length: 0
> 
>   CSeq: 1 BYE
> 
> 
> 
> 
> 
> 
> 
> 
> U 216.236.137.226:1102 -> 209.227.182.43:5060
> 
>   BYE sip:12124051759 at 209.227.182.43 SIP/2.0
> 
>   Route: <sip:2126882781 at 209.227.182.44>
> 
>   Via: SIP/2.0/UDP 172.30.200.59:5060
> 
>   From: sip:12124051759 at 209.227.182.43;tag=3720024524
> 
>   To: sip:2126882781 at 209.227.182.44;tag=DC7456A0-3FE
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   CSeq: 1 BYE
> 
>   User-Agent: Cisco ATA 186  v3.0.0 atasip (031210A)
> 
>   Content-Length: 0
> 
> 
> 
> 
> 
> 
> 
> 
> U 209.227.182.43:5060 -> 216.236.137.226:1102
> 
>   SIP/2.0 200 OK
> 
>   Via: SIP/2.0/UDP
> 172.30.200.59:5060;rport=1102;received=216.236.137.226
> 
>   From: <sip:12124051759 at 209.227.182.43>;tag=3720024524
> 
>   To: <sip:2126882781 at 209.227.182.44>;tag=DC7456A0-3FE
> 
>   Date: Fri, 30 Apr 2004 15:30:21 GMT
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   Server: Cisco-SIPGateway/IOS-12.x
> 
>   Content-Length: 0
> 
>   CSeq: 1 BYE
> 
> 
> 
> 
> 
> 
> 
> 
> U 216.236.137.226:1102 -> 209.227.182.43:5060
> 
>   BYE sip:12124051759 at 209.227.182.43 SIP/2.0
> 
>   Route: <sip:2126882781 at 209.227.182.44>
> 
>   Via: SIP/2.0/UDP 172.30.200.59:5060
> 
>   From: sip:12124051759 at 209.227.182.43;tag=3720024524
> 
>   To: sip:2126882781 at 209.227.182.44;tag=DC7456A0-3FE
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   CSeq: 1 BYE
> 
>   User-Agent: Cisco ATA 186  v3.0.0 atasip (031210A)
> 
>   Content-Length: 0
> 
> 
> 
> 
> 
> 
> 
> 
> U 209.227.182.43:5060 -> 216.236.137.226:1102
> 
>   SIP/2.0 200 OK
> 
>   Via: SIP/2.0/UDP
> 172.30.200.59:5060;rport=1102;received=216.236.137.226
> 
>   From: <sip:12124051759 at 209.227.182.43>;tag=3720024524
> 
>   To: <sip:2126882781 at 209.227.182.44>;tag=DC7456A0-3FE
> 
>   Date: Fri, 30 Apr 2004 15:30:21 GMT
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   Server: Cisco-SIPGateway/IOS-12.x
> 
>   Content-Length: 0
> 
>   CSeq: 1 BYE
> 
> 
> 
> 
> 
> 
> 
> 
> U 216.236.137.226:1102 -> 209.227.182.43:5060
> 
>   BYE sip:12124051759 at 209.227.182.43 SIP/2.0
> 
>   Route: <sip:2126882781 at 209.227.182.44>
> 
>   Via: SIP/2.0/UDP 172.30.200.59:5060
> 
>   From: sip:12124051759 at 209.227.182.43;tag=3720024524
> 
>   To: sip:2126882781 at 209.227.182.44;tag=DC7456A0-3FE
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   CSeq: 1 BYE
> 
>   User-Agent: Cisco ATA 186  v3.0.0 atasip (031210A)
> 
>   Content-Length: 0
> 
> 
> 
> 
> 
> 
> 
> 
> U 209.227.182.43:5060 -> 209.227.182.44:5060
> 
>   BYE sip:2126882781 at 209.227.182.44 SIP/2.0
> 
>   Max-Forwards: 10
> 
>   Via: SIP/2.0/UDP 209.227.182.43;branch=z9hG4bKb7a6.88fba574.0
> 
>   Via: SIP/2.0/UDP
> 172.30.200.59:5060;rport=1102;received=216.236.137.226
> 
>   From: sip:12124051759 at 209.227.182.43;tag=3720024524
> 
>   To: sip:2126882781 at 209.227.182.44;tag=DC7456A0-3FE
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   CSeq: 1 BYE
> 
>   User-Agent: Cisco ATA 186  v3.0.0 atasip (031210A)
> 
>   Content-Length: 0
> 
> 
> 
> 
> 
> 
> 
> 
> U 209.227.182.44:5060 -> 209.227.182.43:5060
> 
>   SIP/2.0 481 Call Leg/Transaction Does Not Exist
> 
>   Via: SIP/2.0/UDP
> 209.227.182.43;branch=z9hG4bKb7a6.88fba574.0,SIP/2.0/UDP
> 172.30.200.59:5060;rport=1102;received=216.236.137.2
> 
>   26
> 
>   From: sip:12124051759 at 209.227.182.43;tag=3720024524
> 
>   To: sip:2126882781 at 209.227.182.44;tag=DC7456A0-3FE
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   CSeq: 1 BYE
> 
>   Content-Length: 0
> 
> 
> 
> 
> 
> 
> 
> 
> U 209.227.182.43:5060 -> 216.236.137.226:1102
> 
>   SIP/2.0 481 Call Leg/Transaction Does Not Exist
> 
>   Via: SIP/2.0/UDP
> 172.30.200.59:5060;rport=1102;received=216.236.137.226
> 
>   From: sip:12124051759 at 209.227.182.43;tag=3720024524
> 
>   To: sip:2126882781 at 209.227.182.44;tag=DC7456A0-3FE
> 
>   Call-ID: 1B72FBC0-99F211D8-AFEAEAA0-F4703A0 at 209.227.182.44
> 
>   CSeq: 1 BYE
> 
>   Content-Length: 0
> 
> 

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