[Serusers] Need help with Record-Route
Jan Janak
jan at iptel.org
Wed Nov 19 23:40:22 CET 2003
Hello,
did you uncomment the loose_route() statement as well ? Can you send me
also ser logs ?
Jan.
On 19-11 16:23, Garey, Tim wrote:
> I am using ser 0.8.11 with redhat 9. I am not using mysql or authentication
> and currently have a pretty simple config due to my limited programming
> skills.
> I have orig phone A registered to SER and have SER rewriting A's INVITES so
> our
> softswitch will be happy. Terminating phone B is registered to our
> softswitch.
>
> Phone A can call a phone B and 2 way voice is established. Phone B can
> terminate the call and the session will end. All is ok until I try and
> use Record-Route (by removing comment #) in my ser.cfg below.
>
> Using Record-Route, when the terminating phone answers, the 200 OK
> will propagate all the way through SER and to the originating phone but
> at this point the ACK will not get sent back by SER. Because of
> this our softswitch will continue to send the 200 OK and after some time
> it gives up and terminates both legs with BYE's. Please reference the
> attached sip_scenario trace file (which has end packets removed to conserve
> space)
>
> Could someone suggest how I might use Record-Route properly?
>
> Thanks in advance!
>
> Tim
> =========================================
>
> (10.16.1.218) is SER registered phone who initiates call
> 10.16.1.147 is SER
> 172.17.4.102 is our softswitch acting as back2back user agent.
> (10.16.1.214) is softswitch registered phone answers/terminates call.
> ================================================
> Here is routing logic:
>
> # main routing logic
>
> route{
>
> # initial sanity checks -- messages with
> # max_forwards==0, or excessively long requests
> if (!mf_process_maxfwd_header("10")) {
> sl_send_reply("483","Too Many Hops");
> break;
> };
> if (len_gt( max_len )) {
> sl_send_reply("513", "Message too big");
> break;
> };
>
> if (method=="INVITE") {
> rewritehostport("172.17.4.102");
> # record_route();
> t_relay();
> # forward (172.17.4.102, 5060);
> };
>
> # we record-route all messages -- to make sure that
> # subsequent messages will go through our proxy; that's
> # particularly good if upstream and downstream entities
> # use different transport protocol
> #record_route();
> # loose-route processing
> #if (loose_route()) {
> # t_relay();
> # break;
> #};
>
> # if the request is for other domain use UsrLoc
> # (in case, it does not work, use the following command
> # with proper names and addresses in it)
> if (uri==myself) {
>
> if (method=="REGISTER") {
>
> # Uncomment this if you want to use digest authentication
> # if (!www_authorize("iptel.org", "subscriber")) {
> # www_challenge("iptel.org", "0");
> # break;
> # };
>
> save("location");
> break;
> };
>
> # native SIP destinations are handled using our USRLOC DB
> if (!lookup("location")) {
> sl_send_reply("404", "Not Found");
> break;
> };
> };
> # forward to current uri now; use stateful forwarding; that
> # works reliably even if we forward from TCP to UDP
> #if (!t_relay()) {
> # sl_reply_error();
> #};
>
> }
>
> <<test3.txt>>
>
>
>
>
>
> Sip Scenario Trace
>
> File: test3.dump
> Generated: Wed Nov 19 16:05:42 2003
> Traced on: Wed Nov 19 15:49:04 2003
> Created by:sip_scenario version=1.1.0
>
>
> 10.16.1.218 10.16.1.147 172.17.4.102 10.16.1.214
> | | | | <Call><PFrame><Time>
> | | | |
> | F1 INVITE (sdp) | | |
> |>---------------->| | | 1 PF:1 15:49:4.9232
> | | | |
> | ant to us 100 F2 | | |
> |<----------------<| | | 1 PF:2 15:49:4.9242
> | | | |
> | | F3 INVITE (sdp) | |
> | |>---------------->| | 1 PF:5 15:49:4.9254
> | | | |
> | | Trying 100 F4 | |
> | |<----------------<| | 1 PF:6 15:49:4.9333
> | | | |
> | | | F5 INVITE (sdp) |
> | | |>---------------->| 2 PF:7 15:49:4.9384
> | | | |
> | | | Ringing 180 F6 |
> | | |<----------------<| 2 PF:8 15:49:5.3980
> | | | |
> | | Ringing 180 F7 | |
> | |<----------------<| | 1 PF:9 15:49:5.4040
> | | | |
> | Ringing 180 F8 | | |
> |<----------------<| | | 1 PF:10 15:49:5.4047
> | | | |
> | | | (sdp) OK 200 F9 |
> | | |<----------------<| 2 PF:11 15:49:9.4794
> | | | |
> | | | F10 ACK |
> | | |>---------------->| 2 PF:12 15:49:9.4854
> | | | |
> | | (sdp) OK 200 F11 | |
> | |<----------------<| | 1 PF:13 15:49:9.4883
> | | | |
> | (sdp) OK 200 F12 | | |
> |<----------------<| | | 1 PF:14 15:49:9.4892
> | | | |
> | F13 ACK | | |
> |>---------------->| | | 1 PF:15 15:49:9.8257
> | | | |
> | | (sdp) OK 200 F14 | |
> | |<----------------<| | 1 PF:18 15:49:9.9930
> | | | |
> | (sdp) OK 200 F15 | | |
> |<----------------<| | | 1 PF:19 15:49:9.9938
> | | | |
> | F16 ACK | | |
> |>---------------->| | | 1 PF:20 15:49:10.0412
> | | | |
> | | (sdp) OK 200 F17 | |
> | |<----------------<| | 1 PF:21 15:49:11.0032
> | | | |
> | (sdp) OK 200 F18 | | |
> |<----------------<| | | 1 PF:22 15:49:11.0041
> | | | |
> | F19 ACK | | |
> |>---------------->| | | 1 PF:23 15:49:11.0503
> | | | |
> | | (sdp) OK 200 F20 | |
> | |<----------------<| | 1 PF:24 15:49:13.0137
>
> ================================================================================
>
> SIP MESSAGE 1 10.16.1.218:5060() -> 10.16.1.147:5060()
> UDP Frame 1 19/Nov/03 15:49:4.9232 TimeFromPreviousSipFrame=0.0000 TimeFromStart=0.0000
> INVITE sip:6032251114 at 10.16.1.147:5060 SIP/2.0
> Via: SIP/2.0/UDP 10.16.1.218:5060
> To: sip:6032251114 at 10.16.1.147:5060
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
> CSeq: 1745607253 INVITE
> Supported: timer
> Min-SE: 5
> Content-Type: application/sdp
> Content-Length: 220
> Contact: 6037534033 <sip:6037534033 at 10.16.1.218:5060>
> Supported: replaces
>
> v=0
> o=MxSIP 0 1069207096 IN IP4 10.16.1.218
> s=SIP Call
> c=IN IP4 10.16.1.218
> t=0 0
> m=audio 5010 RTP/AVP 0 8 4 100
> a=rtpmap:0 PCMU/8000
> a=rtpmap:8 PCMA/8000
> a=rtpmap:4 G723/8000
> a=rtpmap:100 telephone-event/8000
>
> ================================================================================
>
> SIP MESSAGE 2 10.16.1.147:5060() -> 10.16.1.218:5060()
> UDP Frame 2 19/Nov/03 15:49:4.9242 TimeFromPreviousSipFrame=0.0010 TimeFromStart=0.0010
> SIP/2.0 100 trying -- your call is important to us
> Via: SIP/2.0/UDP 10.16.1.218:5060
> To: sip:6032251114 at 10.16.1.147:5060
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
> CSeq: 1745607253 INVITE
> Server: Sip EXpress router (0.8.11 (i386/linux))
> Content-Length: 0
> Warning: 392 10.16.1.147:5060 "Noisy feedback tells: pid=29065 req_src_ip=10.16.1.218 req_src_port=5060 in_uri=sip:6032251114 at 10.16.1.147:5060 out_uri=sip:6032251114 at 172.17.4.102 via_cnt==1"
>
>
> ================================================================================
>
> SIP MESSAGE 3 10.16.1.147:5060() -> 172.17.4.102:5060()
> UDP Frame 5 19/Nov/03 15:49:4.9254 TimeFromPreviousSipFrame=0.0011 TimeFromStart=0.0021
> INVITE sip:6032251114 at 172.17.4.102 SIP/2.0
> Max-Forwards: 10
> Record-Route: <sip:6032251114 at 10.16.1.147;ftag=2d19a0f24373be0;lr>
> Via: SIP/2.0/UDP 10.16.1.147;branch=z9hG4bKc8d4.0c28a9f.0
> Via: SIP/2.0/UDP 10.16.1.218:5060
> To: sip:6032251114 at 10.16.1.147:5060
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
> CSeq: 1745607253 INVITE
> Supported: timer
> Min-SE: 5
> Content-Type: application/sdp
> Content-Length: 220
> Contact: 6037534033 <sip:6037534033 at 10.16.1.218:5060>
> Supported: replaces
>
> v=0
> o=MxSIP 0 1069207096 IN IP4 10.16.1.218
> s=SIP Call
> c=IN IP4 10.16.1.218
> t=0 0
> m=audio 5010 RTP/AVP 0 8 4 100
> a=rtpmap:0 PCMU/8000
> a=rtpmap:8 PCMA/8000
> a=rtpmap:4 G723/8000
> a=rtpmap:100 telephone-event/8000
>
> ================================================================================
>
> SIP MESSAGE 4 172.17.4.102:5060() -> 10.16.1.147:5060()
> UDP Frame 6 19/Nov/03 15:49:4.9333 TimeFromPreviousSipFrame=0.0080 TimeFromStart=0.0101
> SIP/2.0 100 Trying
> Via: SIP/2.0/UDP 10.16.1.147;branch=z9hG4bKc8d4.0c28a9f.0
> Via: SIP/2.0/UDP 10.16.1.218:5060
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> To: <sip:6032251114 at 10.16.1.147:5060>;tag=1069274873-5853181069860191-11
> Record-Route: <sip:6032251114 at 10.16.1.147:5060;ftag=2d19a0f24373be0;lr>
> CSeq: 1745607253 INVITE
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
>
>
> ================================================================================
>
> SIP MESSAGE 5 172.17.4.102:5060() -> 10.16.1.214:5060()
> UDP Frame 7 19/Nov/03 15:49:4.9384 TimeFromPreviousSipFrame=0.0051 TimeFromStart=0.0152
> INVITE sip:6032251114 at 10.16.1.214 SIP/2.0
> From: "6037534033" <sip:6037534033 at 172.17.4.102>;tag=1069274873-5907151069865588-11
> To: <sip:6032251114 at 10.16.1.214;user=phone>
> Via: SIP/2.0/UDP 172.17.4.102:5060;branch=z9hG4bKSNCLLC1069865708
> CSeq: 18 INVITE
> Contact: sip:6037534033 at 172.17.4.102:5060
> Call-ID: 3784729601-2740955435689601-11
> Max-Forwards: 70
> Supported: 100rel
> Allow: REGISTER, INVITE, ACK, BYE, CANCEL, NOTIFY, REFER
> Content-Type: application/sdp
> Content-Length: 157
>
> v=0
> o=MxSIP 0 1069207096 IN IP4 10.16.1.218
> s=SIP Call
> c=IN IP4 10.16.1.218
> t=0 0
> m=audio 5010 RTP/AVP 0 8
> a=rtpmap:0 PCMU/8000
> a=rtpmap:8 PCMA/8000
>
> ================================================================================
>
> SIP MESSAGE 6 10.16.1.214:5060() -> 172.17.4.102:5060()
> UDP Frame 8 19/Nov/03 15:49:5.3980 TimeFromPreviousSipFrame=0.4596 TimeFromStart=0.4748
> SIP/2.0 180 Ringing
> Call-ID: 3784729601-2740955435689601-11
> CSeq: 18 INVITE
> From: "6037534033" <sip:6037534033 at 172.17.4.102>;tag=1069274873-5907151069865588-11
> To: <sip:6032251114 at 10.16.1.214;user=phone>;tag=39cabed15d76494
> Via: SIP/2.0/UDP 172.17.4.102:5060;branch=z9hG4bKSNCLLC1069865708
> Content-Length: 0
> Contact: 6032251114 <sip:6032251114 at 10.16.1.214:5060>
>
>
> ================================================================================
>
> SIP MESSAGE 7 172.17.4.102:5060() -> 10.16.1.147:5060()
> UDP Frame 9 19/Nov/03 15:49:5.4040 TimeFromPreviousSipFrame=0.0060 TimeFromStart=0.4808
> SIP/2.0 180 Ringing
> Via: SIP/2.0/UDP 10.16.1.147;branch=z9hG4bKc8d4.0c28a9f.0
> Via: SIP/2.0/UDP 10.16.1.218:5060
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> To: <sip:6032251114 at 10.16.1.147:5060>;tag=1069274873-5853181069860191-11
> Record-Route: <sip:6032251114 at 10.16.1.147:5060;ftag=2d19a0f24373be0;lr>
> CSeq: 1745607253 INVITE
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
> Contact: sip:6037534033 at 172.17.4.102:5060
>
>
> ================================================================================
>
> SIP MESSAGE 8 10.16.1.147:5060() -> 10.16.1.218:5060()
> UDP Frame 10 19/Nov/03 15:49:5.4047 TimeFromPreviousSipFrame=0.0007 TimeFromStart=0.4815
> SIP/2.0 180 Ringing
> Via: SIP/2.0/UDP 10.16.1.218:5060
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> To: <sip:6032251114 at 10.16.1.147:5060>;tag=1069274873-5853181069860191-11
> Record-Route: <sip:6032251114 at 10.16.1.147:5060;ftag=2d19a0f24373be0;lr>
> CSeq: 1745607253 INVITE
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
> Contact: sip:6037534033 at 172.17.4.102:5060
>
>
> ================================================================================
>
> SIP MESSAGE 9 10.16.1.214:5060() -> 172.17.4.102:5060()
> UDP Frame 11 19/Nov/03 15:49:9.4794 TimeFromPreviousSipFrame=4.0747 TimeFromStart=4.5562
> SIP/2.0 200 OK
> Call-ID: 3784729601-2740955435689601-11
> CSeq: 18 INVITE
> From: "6037534033" <sip:6037534033 at 172.17.4.102>;tag=1069274873-5907151069865588-11
> To: <sip:6032251114 at 10.16.1.214;user=phone>;tag=39cabed15d76494
> Via: SIP/2.0/UDP 172.17.4.102:5060;branch=z9hG4bKSNCLLC1069865708
> Content-Length: 156
> Content-Type: application/sdp
> Supported: replaces
> Contact: 6032251114 <sip:6032251114 at 10.16.1.214:5060>
>
> v=0
> o=MxSIP 0 519532447 IN IP4 10.16.1.214
> s=SIP Call
> c=IN IP4 10.16.1.214
> t=0 0
> m=audio 5010 RTP/AVP 0 8
> a=rtpmap:0 PCMU/8000
> a=rtpmap:8 PCMA/8000
>
> ================================================================================
>
> SIP MESSAGE 10 172.17.4.102:5060() -> 10.16.1.214:5060()
> UDP Frame 12 19/Nov/03 15:49:9.4854 TimeFromPreviousSipFrame=0.0060 TimeFromStart=4.5621
> ACK sip:6032251114 at 10.16.1.214:5060 SIP/2.0
> From: "6037534033" <sip:6037534033 at 172.17.4.102>;tag=1069274873-5907151069865588-11
> To: <sip:6032251114 at 10.16.1.214;user=phone>;tag=39cabed15d76494
> Via: SIP/2.0/UDP 172.17.4.102:5060;branch=z9hG4bKSNCLLC1069865708
> Max-Forwards: 70
> CSeq: 18 ACK
> Call-ID: 3784729601-2740955435689601-11
> Contact: sip:6037534033 at 172.17.4.102:5060
> Content-Length: 0
>
>
> ================================================================================
>
> SIP MESSAGE 11 172.17.4.102:5060() -> 10.16.1.147:5060()
> UDP Frame 13 19/Nov/03 15:49:9.4883 TimeFromPreviousSipFrame=0.0029 TimeFromStart=4.5651
> SIP/2.0 200 OK
> Via: SIP/2.0/UDP 10.16.1.147;branch=z9hG4bKc8d4.0c28a9f.0
> Via: SIP/2.0/UDP 10.16.1.218:5060
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> To: <sip:6032251114 at 10.16.1.147:5060>;tag=1069274873-5853181069860191-11
> Record-Route: <sip:6032251114 at 10.16.1.147:5060;ftag=2d19a0f24373be0;lr>
> CSeq: 1745607253 INVITE
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
> Contact: sip:6037534033 at 172.17.4.102:5060
> Allow: REGISTER, INVITE, ACK, BYE, CANCEL, NOTIFY, REFER
> Content-Type: application/sdp
> Content-Length: 156
>
> v=0
> o=MxSIP 0 519532447 IN IP4 10.16.1.214
> s=SIP Call
> c=IN IP4 10.16.1.214
> t=0 0
> m=audio 5010 RTP/AVP 0 8
> a=rtpmap:0 PCMU/8000
> a=rtpmap:8 PCMA/8000
>
> ================================================================================
>
> SIP MESSAGE 12 10.16.1.147:5060() -> 10.16.1.218:5060()
> UDP Frame 14 19/Nov/03 15:49:9.4892 TimeFromPreviousSipFrame=0.0009 TimeFromStart=4.5659
> SIP/2.0 200 OK
> Via: SIP/2.0/UDP 10.16.1.218:5060
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> To: <sip:6032251114 at 10.16.1.147:5060>;tag=1069274873-5853181069860191-11
> Record-Route: <sip:6032251114 at 10.16.1.147:5060;ftag=2d19a0f24373be0;lr>
> CSeq: 1745607253 INVITE
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
> Contact: sip:6037534033 at 172.17.4.102:5060
> Allow: REGISTER, INVITE, ACK, BYE, CANCEL, NOTIFY, REFER
> Content-Type: application/sdp
> Content-Length: 156
>
> v=0
> o=MxSIP 0 519532447 IN IP4 10.16.1.214
> s=SIP Call
> c=IN IP4 10.16.1.214
> t=0 0
> m=audio 5010 RTP/AVP 0 8
> a=rtpmap:0 PCMU/8000
> a=rtpmap:8 PCMA/8000
>
> ================================================================================
>
> SIP MESSAGE 13 10.16.1.218:5060() -> 10.16.1.147:5060()
> UDP Frame 15 19/Nov/03 15:49:9.8257 TimeFromPreviousSipFrame=0.3365 TimeFromStart=4.9024
> ACK sip:6032251114 at 10.16.1.147:5060;ftag=2d19a0f24373be0;lr SIP/2.0
> Via: SIP/2.0/UDP 10.16.1.218:5060
> To: sip:6032251114 at 10.16.1.147:5060;tag=1069274873-5853181069860191-11
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
> CSeq: 1745607253 ACK
> Route: <sip:6037534033 at 172.17.4.102:5060>
> Content-Length: 0
> Contact: 6037534033 <sip:6037534033 at 10.16.1.218:5060>
>
>
> ================================================================================
>
> SIP MESSAGE 14 172.17.4.102:5060() -> 10.16.1.147:5060()
> UDP Frame 18 19/Nov/03 15:49:9.9930 TimeFromPreviousSipFrame=0.1673 TimeFromStart=5.0698
> SIP/2.0 200 OK
> Via: SIP/2.0/UDP 10.16.1.147;branch=z9hG4bKc8d4.0c28a9f.0
> Via: SIP/2.0/UDP 10.16.1.218:5060
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> To: <sip:6032251114 at 10.16.1.147:5060>;tag=1069274873-5853181069860191-11
> Record-Route: <sip:6032251114 at 10.16.1.147:5060;ftag=2d19a0f24373be0;lr>
> CSeq: 1745607253 INVITE
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
> Contact: sip:6037534033 at 172.17.4.102:5060
> Allow: REGISTER, INVITE, ACK, BYE, CANCEL, NOTIFY, REFER
> Content-Type: application/sdp
> Content-Length: 156
>
> v=0
> o=MxSIP 0 519532447 IN IP4 10.16.1.214
> s=SIP Call
> c=IN IP4 10.16.1.214
> t=0 0
> m=audio 5010 RTP/AVP 0 8
> a=rtpmap:0 PCMU/8000
> a=rtpmap:8 PCMA/8000
>
> ================================================================================
>
> SIP MESSAGE 15 10.16.1.147:5060() -> 10.16.1.218:5060()
> UDP Frame 19 19/Nov/03 15:49:9.9938 TimeFromPreviousSipFrame=0.0008 TimeFromStart=5.0706
> SIP/2.0 200 OK
> Via: SIP/2.0/UDP 10.16.1.218:5060
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> To: <sip:6032251114 at 10.16.1.147:5060>;tag=1069274873-5853181069860191-11
> Record-Route: <sip:6032251114 at 10.16.1.147:5060;ftag=2d19a0f24373be0;lr>
> CSeq: 1745607253 INVITE
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
> Contact: sip:6037534033 at 172.17.4.102:5060
> Allow: REGISTER, INVITE, ACK, BYE, CANCEL, NOTIFY, REFER
> Content-Type: application/sdp
> Content-Length: 156
>
> v=0
> o=MxSIP 0 519532447 IN IP4 10.16.1.214
> s=SIP Call
> c=IN IP4 10.16.1.214
> t=0 0
> m=audio 5010 RTP/AVP 0 8
> a=rtpmap:0 PCMU/8000
> a=rtpmap:8 PCMA/8000
>
> ================================================================================
>
> SIP MESSAGE 16 10.16.1.218:5060() -> 10.16.1.147:5060()
> UDP Frame 20 19/Nov/03 15:49:10.0412 TimeFromPreviousSipFrame=0.0474 TimeFromStart=5.1180
> ACK sip:6032251114 at 10.16.1.147:5060;ftag=2d19a0f24373be0;lr SIP/2.0
> Via: SIP/2.0/UDP 10.16.1.218:5060
> To: sip:6032251114 at 10.16.1.147:5060;tag=1069274873-5853181069860191-11
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
> CSeq: 1745607253 ACK
> Route: <sip:6037534033 at 172.17.4.102:5060>
> Content-Length: 0
> Contact: 6037534033 <sip:6037534033 at 10.16.1.218:5060>
>
>
> ================================================================================
>
> SIP MESSAGE 17 172.17.4.102:5060() -> 10.16.1.147:5060()
> UDP Frame 21 19/Nov/03 15:49:11.0032 TimeFromPreviousSipFrame=0.9620 TimeFromStart=6.0799
> SIP/2.0 200 OK
> Via: SIP/2.0/UDP 10.16.1.147;branch=z9hG4bKc8d4.0c28a9f.0
> Via: SIP/2.0/UDP 10.16.1.218:5060
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> To: <sip:6032251114 at 10.16.1.147:5060>;tag=1069274873-5853181069860191-11
> Record-Route: <sip:6032251114 at 10.16.1.147:5060;ftag=2d19a0f24373be0;lr>
> CSeq: 1745607253 INVITE
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
> Contact: sip:6037534033 at 172.17.4.102:5060
> Allow: REGISTER, INVITE, ACK, BYE, CANCEL, NOTIFY, REFER
> Content-Type: application/sdp
> Content-Length: 156
>
> v=0
> o=MxSIP 0 519532447 IN IP4 10.16.1.214
> s=SIP Call
> c=IN IP4 10.16.1.214
> t=0 0
> m=audio 5010 RTP/AVP 0 8
> a=rtpmap:0 PCMU/8000
> a=rtpmap:8 PCMA/8000
>
> ================================================================================
>
> SIP MESSAGE 18 10.16.1.147:5060() -> 10.16.1.218:5060()
> UDP Frame 22 19/Nov/03 15:49:11.0041 TimeFromPreviousSipFrame=0.0009 TimeFromStart=6.0808
> SIP/2.0 200 OK
> Via: SIP/2.0/UDP 10.16.1.218:5060
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> To: <sip:6032251114 at 10.16.1.147:5060>;tag=1069274873-5853181069860191-11
> Record-Route: <sip:6032251114 at 10.16.1.147:5060;ftag=2d19a0f24373be0;lr>
> CSeq: 1745607253 INVITE
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
> Contact: sip:6037534033 at 172.17.4.102:5060
> Allow: REGISTER, INVITE, ACK, BYE, CANCEL, NOTIFY, REFER
> Content-Type: application/sdp
> Content-Length: 156
>
> v=0
> o=MxSIP 0 519532447 IN IP4 10.16.1.214
> s=SIP Call
> c=IN IP4 10.16.1.214
> t=0 0
> m=audio 5010 RTP/AVP 0 8
> a=rtpmap:0 PCMU/8000
> a=rtpmap:8 PCMA/8000
>
> ================================================================================
>
> SIP MESSAGE 19 10.16.1.218:5060() -> 10.16.1.147:5060()
> UDP Frame 23 19/Nov/03 15:49:11.0503 TimeFromPreviousSipFrame=0.0462 TimeFromStart=6.1270
> ACK sip:6032251114 at 10.16.1.147:5060;ftag=2d19a0f24373be0;lr SIP/2.0
> Via: SIP/2.0/UDP 10.16.1.218:5060
> To: sip:6032251114 at 10.16.1.147:5060;tag=1069274873-5853181069860191-11
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
> CSeq: 1745607253 ACK
> Route: <sip:6037534033 at 172.17.4.102:5060>
> Content-Length: 0
> Contact: 6037534033 <sip:6037534033 at 10.16.1.218:5060>
>
>
> ================================================================================
>
> SIP MESSAGE 20 172.17.4.102:5060() -> 10.16.1.147:5060()
> UDP Frame 24 19/Nov/03 15:49:13.0137 TimeFromPreviousSipFrame=1.9634 TimeFromStart=8.0904
> SIP/2.0 200 OK
> Via: SIP/2.0/UDP 10.16.1.147;branch=z9hG4bKc8d4.0c28a9f.0
> Via: SIP/2.0/UDP 10.16.1.218:5060
> From: 6037534033 <sip:6037534033 at 10.16.1.147:5060>;tag=2d19a0f24373be0
> To: <sip:6032251114 at 10.16.1.147:5060>;tag=1069274873-5853181069860191-11
> Record-Route: <sip:6032251114 at 10.16.1.147:5060;ftag=2d19a0f24373be0;lr>
> CSeq: 1745607253 INVITE
> Call-ID: 5d4fb4526189224bb30809f6c7086e87 at 10.16.1.147
> Contact: sip:6037534033 at 172.17.4.102:5060
> Allow: REGISTER, INVITE, ACK, BYE, CANCEL, NOTIFY, REFER
> Content-Type: application/sdp
> Content-Length: 156
>
> v=0
> o=MxSIP 0 519532447 IN IP4 10.16.1.214
> s=SIP Call
> c=IN IP4 10.16.1.214
> t=0 0
> m=audio 5010 RTP/AVP 0 8
> a=rtpmap:0 PCMU/8000
> a=rtpmap:8 PCMA/8000
>
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