[OpenSER-Users] SIP Trunk doesn't response to 200OK with an ACK

Sun Feb 17 18:10:03 CET 2008

In 200 OK there is no public address in the Recorde-Route list.

On Sunday 17 February 2008, Eric Phetteplace wrote:
> Hello,
>
> Here's the results of an ngrep command.  It is showing a situation where I
> make a call on the PSTN to a DID, which terminates on my SIP Trunk. 
> OpenSER receives the INVITE, etc. and I answer with my SIP phone, my phone
> OKs to OpenSER, OpenSER OKs to the SIP Trunk, but the SIP Trunk never ACKS.
>  What causes this?
>
> Thanks,
>
> Eric
>
> interface: eth0 (192.168.2.0/255.255.255.0)
> filter: (ip) and ( port 5060 )
> #
> U 8.21.8.24:5060 -> 192.168.2.10:5060
> INVITE sip:1001 at 2.6.7.9 SIP/2.0.
> Via: SIP/2.0/UDP 8.21.8.24:5060;branch=z9hG4bK69c359bd;rport.
> From: "19195551212" <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> To: <sip:1001 at 2.6.7.9>.
> Contact: <sip:19195551212 at 8.21.8.24>.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> CSeq: 102 INVITE.
> User-Agent: Vox Callcontrol.
> Max-Forwards: 70.
> Date: Sun, 17 Feb 2008 15:37:23 GMT.
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY.
> Supported: replaces.
> Content-Type: application/sdp.
> Content-Length: 311.
> .
> v=0.
> o=root 25921 25921 IN IP4 8.21.8.24.
> s=session.
> c=IN IP4 8.21.8.24.
> t=0 0.
> m=audio 15994 RTP/AVP 0 8 18 101.
> a=rtpmap:0 PCMU/8000.
> a=rtpmap:8 PCMA/8000.
> a=rtpmap:18 G729/8000.
> a=fmtp:18 annexb=no.
> a=rtpmap:101 telephone-event/8000.
> a=fmtp:101 0-16.
> a=silenceSupp:off - - - -.
> a=ptime:20.
> a=sendrecv.
>
> #
> U 192.168.2.10:5060 -> 8.21.8.24:5060
> SIP/2.0 100 Giving a try.
> Via: SIP/2.0/UDP 8.21.8.24:5060;branch=z9hG4bK69c359bd;rport=5060.
> From: "19195551212" <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> To: <sip:1001 at 2.6.7.9>.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> CSeq: 102 INVITE.
> Server: OpenSER (1.3.0-notls (i386/linux)).
> Content-Length: 0.
> .
>
> #
> U 192.168.2.10:5060 -> 192.168.2.3:5060
> INVITE sip:1001 at 192.168.2.3 SIP/2.0.
> Record-Route: <sip:192.168.2.10;lr=on;ftag=as6869d7f8>.
> Via: SIP/2.0/UDP 192.168.2.10;branch=z9hG4bKd949.f8032901.0.
> Via: SIP/2.0/UDP 8.21.8.24:5060;branch=z9hG4bK69c359bd;rport=5060.
> From: "19195551212" <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> To: <sip:1001 at 2.6.7.9>.
> Contact: <sip:19195551212 at 8.21.8.24>.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> CSeq: 102 INVITE.
> User-Agent: Vox Callcontrol.
> Max-Forwards: 69.
> Date: Sun, 17 Feb 2008 15:37:23 GMT.
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY.
> Supported: replaces.
> Content-Type: application/sdp.
> Content-Length: 329.
> P-hint: usrloc applied.
> .
> v=0.
> o=root 25921 25921 IN IP4 8.21.8.24.
> s=session.
> c=IN IP4 192.168.2.10.
> t=0 0.
> m=audio 35058 RTP/AVP 0 8 18 101.
> a=rtpmap:0 PCMU/8000.
> a=rtpmap:8 PCMA/8000.
> a=rtpmap:18 G729/8000.
> a=fmtp:18 annexb=no.
> a=rtpmap:101 telephone-event/8000.
> a=fmtp:101 0-16.
> a=silenceSupp:off - - - -.
> a=ptime:20.
> a=sendrecv.
> a=nortpproxy:yes.
>
> #
> U 192.168.2.3:5060 -> 192.168.2.10:5060
> SIP/2.0 100 Trying.
> Content-Length: 0.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> CSeq: 102 INVITE.
> From: <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> To: "ericp"<sip:1001 at 2.6.7.9>;tag=35794812523426.
> Server: SJphone/1.50.271d (SJ Labs).
> Via: SIP/2.0/UDP 192.168.2.10;branch=z9hG4bKd949.f8032901.0,SIP/2.0/UDP
> 8.21.8.24:5060;rport=5060;branch=z9hG4bK69c359bd.
> .
>
> #
> U 192.168.2.3:5060 -> 192.168.2.10:5060
> SIP/2.0 180 Ringing.
> Content-Length: 0.
> Contact: <sip:192.168.2.3:5060>.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> CSeq: 102 INVITE.
> From: <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> Record-Route: <sip:192.168.2.10;lr=on;ftag=as6869d7f8>.
> To: "ericp"<sip:1001 at 2.6.7.9>;tag=35794812523426.
> Server: SJphone/1.50.271d (SJ Labs).
> Via: SIP/2.0/UDP 192.168.2.10;branch=z9hG4bKd949.f8032901.0,SIP/2.0/UDP
> 8.21.8.24:5060;rport=5060;branch=z9hG4bK69c359bd.
> .
>
> #
> U 192.168.2.10:5060 -> 8.21.8.24:5060
> SIP/2.0 180 Ringing.
> Content-Length: 0.
> Contact: <sip:192.168.2.3:5060>.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> CSeq: 102 INVITE.
> From: <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> Record-Route: <sip:192.168.2.10;lr=on;ftag=as6869d7f8>.
> To: "ericp"<sip:1001 at 2.6.7.9>;tag=35794812523426.
> Server: SJphone/1.50.271d (SJ Labs).
> Via: SIP/2.0/UDP 8.21.8.24:5060;rport=5060;branch=z9hG4bK69c359bd.
> .
>
> #
> U 192.168.2.3:5060 -> 192.168.2.10:5060
> SIP/2.0 200 OK.
> Content-Length: 217.
> Contact: <sip:192.168.2.3:5060>.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> Content-Type: application/sdp.
> CSeq: 102 INVITE.
> From: <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> Record-Route: <sip:192.168.2.10;lr=on;ftag=as6869d7f8>.
> To: "ericp"<sip:1001 at 2.6.7.9>;tag=35794812523426.
> Server: SJphone/1.50.271d (SJ Labs).
> Via: SIP/2.0/UDP 192.168.2.10;branch=z9hG4bKd949.f8032901.0,SIP/2.0/UDP
> 8.21.8.24:5060;rport=5060;branch=z9hG4bK69c359bd.
> .
> v=0.
> o=- 3412233443 3412233443 IN IP4 192.168.2.3.
> s=SJphone.
> c=IN IP4 192.168.2.3.
> t=0 0.
> a=direction:active.
> m=audio 49162 RTP/AVP 0 100.
> a=rtpmap:0 PCMU/8000.
> a=rtpmap:100 telephone-event/8000.
> a=fmtp:100 0-11,16.
>
> #
> U 192.168.2.10:5060 -> 8.21.8.24:5060
> SIP/2.0 200 OK.
> Content-Length: 236.
> Contact: <sip:192.168.2.3:5060>.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> Content-Type: application/sdp.
> CSeq: 102 INVITE.
> From: <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> Record-Route: <sip:192.168.2.10;lr=on;ftag=as6869d7f8>.
> To: "ericp"<sip:1001 at 2.6.7.9>;tag=35794812523426.
> Server: SJphone/1.50.271d (SJ Labs).
> Via: SIP/2.0/UDP 8.21.8.24:5060;rport=5060;branch=z9hG4bK69c359bd.
> .
> v=0.
> o=- 3412233443 3412233443 IN IP4 192.168.2.3.
> s=SJphone.
> c=IN IP4 192.168.2.10.
> t=0 0.
> a=direction:active.
> m=audio 35060 RTP/AVP 0 100.
> a=rtpmap:0 PCMU/8000.
> a=rtpmap:100 telephone-event/8000.
> a=fmtp:100 0-11,16.
> a=nortpproxy:yes.
>
> #
> U 192.168.2.3:5060 -> 192.168.2.10:5060
> SIP/2.0 200 OK.
> Content-Length: 217.
> Contact: <sip:192.168.2.3:5060>.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> Content-Type: application/sdp.
> CSeq: 102 INVITE.
> From: <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> Record-Route: <sip:192.168.2.10;lr=on;ftag=as6869d7f8>.
> To: "ericp"<sip:1001 at 2.6.7.9>;tag=35794812523426.
> Server: SJphone/1.50.271d (SJ Labs).
> Via: SIP/2.0/UDP 192.168.2.10;branch=z9hG4bKd949.f8032901.0,SIP/2.0/UDP
> 8.21.8.24:5060;rport=5060;branch=z9hG4bK69c359bd.
> .
> v=0.
> o=- 3412233443 3412233443 IN IP4 192.168.2.3.
> s=SJphone.
> c=IN IP4 192.168.2.3.
> t=0 0.
> a=direction:active.
> m=audio 49162 RTP/AVP 0 100.
> a=rtpmap:0 PCMU/8000.
> a=rtpmap:100 telephone-event/8000.
> a=fmtp:100 0-11,16.
>
> #
> U 192.168.2.10:5060 -> 8.21.8.24:5060
> SIP/2.0 200 OK.
> Content-Length: 236.
> Contact: <sip:192.168.2.3:5060>.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> Content-Type: application/sdp.
> CSeq: 102 INVITE.
> From: <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> Record-Route: <sip:192.168.2.10;lr=on;ftag=as6869d7f8>.
> To: "ericp"<sip:1001 at 2.6.7.9>;tag=35794812523426.
> Server: SJphone/1.50.271d (SJ Labs).
> Via: SIP/2.0/UDP 8.21.8.24:5060;rport=5060;branch=z9hG4bK69c359bd.
> .
> v=0.
> o=- 3412233443 3412233443 IN IP4 192.168.2.3.
> s=SJphone.
> c=IN IP4 192.168.2.10.
> t=0 0.
> a=direction:active.
> m=audio 35060 RTP/AVP 0 100.
> a=rtpmap:0 PCMU/8000.
> a=rtpmap:100 telephone-event/8000.
> a=fmtp:100 0-11,16.
> a=nortpproxy:yes.
>
> #
> U 192.168.2.3:5060 -> 192.168.2.10:5060
> SIP/2.0 200 OK.
> Content-Length: 217.
> Contact: <sip:192.168.2.3:5060>.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> Content-Type: application/sdp.
> CSeq: 102 INVITE.
> From: <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> Record-Route: <sip:192.168.2.10;lr=on;ftag=as6869d7f8>.
> To: "ericp"<sip:1001 at 2.6.7.9>;tag=35794812523426.
> Server: SJphone/1.50.271d (SJ Labs).
> Via: SIP/2.0/UDP 192.168.2.10;branch=z9hG4bKd949.f8032901.0,SIP/2.0/UDP
> 8.21.8.24:5060;rport=5060;branch=z9hG4bK69c359bd.
> .
> v=0.
> o=- 3412233443 3412233443 IN IP4 192.168.2.3.
> s=SJphone.
> c=IN IP4 192.168.2.3.
> t=0 0.
> a=direction:active.
> m=audio 49162 RTP/AVP 0 100.
> a=rtpmap:0 PCMU/8000.
> a=rtpmap:100 telephone-event/8000.
> a=fmtp:100 0-11,16.
>
> #
> U 192.168.2.10:5060 -> 8.21.8.24:5060
> SIP/2.0 200 OK.
> Content-Length: 236.
> Contact: <sip:192.168.2.3:5060>.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> Content-Type: application/sdp.
> CSeq: 102 INVITE.
> From: <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> Record-Route: <sip:192.168.2.10;lr=on;ftag=as6869d7f8>.
> To: "ericp"<sip:1001 at 2.6.7.9>;tag=35794812523426.
> Server: SJphone/1.50.271d (SJ Labs).
> Via: SIP/2.0/UDP 8.21.8.24:5060;rport=5060;branch=z9hG4bK69c359bd.
> .
> v=0.
> o=- 3412233443 3412233443 IN IP4 192.168.2.3.
> s=SJphone.
> c=IN IP4 192.168.2.10.
> t=0 0.
> a=direction:active.
> m=audio 35060 RTP/AVP 0 100.
> a=rtpmap:0 PCMU/8000.
> a=rtpmap:100 telephone-event/8000.
> a=fmtp:100 0-11,16.
> a=nortpproxy:yes.
>
> #
> U 192.168.2.3:5060 -> 192.168.2.10:5060
> BYE sip:19195551212 at 8.21.8.24 SIP/2.0.
> Content-Length: 0.
> Contact: <sip:192.168.2.3:5060>.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> Max-Forwards: 70.
> CSeq: 1 BYE.
> From: <sip:1001 at 2.6.7.9>;tag=35794812523426.
> Route: <sip:192.168.2.10;lr=on;ftag=as6869d7f8>.
> To: <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> User-Agent: SJphone/1.50.271d (SJ Labs).
> Via: SIP/2.0/UDP
> 192.168.2.3;rport;branch=z9hG4bKc0a802030131c9b147b80e6900007d3200000019.
> .
>
> #
> U 192.168.2.10:5060 -> 8.21.8.24:5060
> BYE sip:19195551212 at 8.21.8.24 SIP/2.0.
> Record-Route: <sip:192.168.2.10;lr=on;ftag=35794812523426>.
> Content-Length: 0.
> Contact: <sip:192.168.2.3:5060>.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> Max-Forwards: 69.
> CSeq: 1 BYE.
> From: <sip:1001 at 2.6.7.9>;tag=35794812523426.
> To: <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> User-Agent: SJphone/1.50.271d (SJ Labs).
> Via: SIP/2.0/UDP 192.168.2.10;branch=z9hG4bK3067.f0fdf201.0.
> Via: SIP/2.0/UDP
> 192.168.2.3;rport=5060;branch=z9hG4bKc0a802030131c9b147b80e6900007d32000000
>1 9.
> P-hint: rr-enforced.
> .
>
> #
> U 192.168.2.10:5060 -> 8.21.8.24:5060
> BYE sip:19195551212 at 8.21.8.24 SIP/2.0.
> Record-Route: <sip:192.168.2.10;lr=on;ftag=35794812523426>.
> Content-Length: 0.
> Contact: <sip:192.168.2.3:5060>.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> Max-Forwards: 69.
> CSeq: 1 BYE.
> From: <sip:1001 at 2.6.7.9>;tag=35794812523426.
> To: <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> User-Agent: SJphone/1.50.271d (SJ Labs).
> Via: SIP/2.0/UDP 192.168.2.10;branch=z9hG4bK3067.f0fdf201.0.
> Via: SIP/2.0/UDP
> 192.168.2.3;rport=5060;branch=z9hG4bKc0a802030131c9b147b80e6900007d32000000
>1 9.
> P-hint: rr-enforced.
> .
>
> #
> U 192.168.2.3:5060 -> 192.168.2.10:5060
> BYE sip:19195551212 at 8.21.8.24 SIP/2.0.
> Content-Length: 0.
> Contact: <sip:192.168.2.3:5060>.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> Max-Forwards: 70.
> CSeq: 1 BYE.
> From: <sip:1001 at 2.6.7.9>;tag=35794812523426.
> Route: <sip:192.168.2.10;lr=on;ftag=as6869d7f8>.
> To: <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> User-Agent: SJphone/1.50.271d (SJ Labs).
> Via: SIP/2.0/UDP
> 192.168.2.3;rport;branch=z9hG4bKc0a802030131c9b147b80e6900007d3200000019.
> .
>
> #
> U 8.21.8.24:5060 -> 192.168.2.10:5060
> SIP/2.0 481 Call leg/transaction does not exist.
> Via: SIP/2.0/UDP
> 192.168.2.10;branch=z9hG4bK3067.f0fdf201.0;received=2.6.7.9.
> Via: SIP/2.0/UDP
> 192.168.2.3;rport=5060;branch=z9hG4bKc0a802030131c9b147b80e6900007d32000000
>1 9.
> From: <sip:1001 at 2.6.7.9>;tag=35794812523426.
> To: <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> CSeq: 1 BYE.
> User-Agent: Vox Callcontrol.
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY.
> Supported: replaces.
> Content-Length: 0.
> .
>
> #
> U 192.168.2.10:5060 -> 192.168.2.3:5060
> SIP/2.0 481 Call leg/transaction does not exist.
> Via: SIP/2.0/UDP
> 192.168.2.3;rport=5060;branch=z9hG4bKc0a802030131c9b147b80e6900007d32000000
>1 9.
> From: <sip:1001 at 2.6.7.9>;tag=35794812523426.
> To: <sip:19195551212 at 8.21.8.24>;tag=as6869d7f8.
> Call-ID: 41d92a2106bd8b50595d335717906399 at 8.21.8.24.
> CSeq: 1 BYE.
> User-Agent: Vox Callcontrol.
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY.
> Supported: replaces.
> Content-Length: 0.
> .
>
> exit
> 18 received, 0 dropped
>
>
>
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