[Spce-user] NGCP 2.6 - mis-routed replys after 180 ringing

Fri Oct 5 09:06:24 EDT 2012

Hi,

I have problems with mis-routed replys in NGCP 2.6:

This is an initial Invite that works:
*******************************************************************
INVITE sip:9830355 at sip-test.aco-connect.de SIP/2.0
Date: Fri, 05 Oct 2012 12:05:51 GMT
CSeq: 2 INVITE
Via: SIP/2.0/UDP 81.90.192.217:25614;branch=z9hG4bKdc6301ad-520d-e211-9999-000c296dbef0;rport
User-Agent: T38Modem/1.2.0
From: "root" <sip:004956199797437 at sip-test.aco-connect.de>;tag=a061f9ac-520d-e211-9999-000c296dbef0
Call-ID: 3270f9ac-520d-e211-9999-000c296dbef0 at fax2fax-test.aco-connect.de
Organization: Vyacheslav Frolov
To: <sip:9830355 at sip-test.aco-connect.de>
Contact: <sip:004956199797437 at 81.90.192.217:25614>
Proxy-Authorization: Digest username="004956199797437", realm="sip-test.aco-connect.de", nonce="xxxxxxxxx", uri="sip:9830355 at sip-test.aco-connect.de", algorithm=MD5, response="xxxxxxxxxx"
Allow: INVITE,ACK,OPTIONS,BYE,CANCEL,SUBSCRIBE,NOTIFY,REFER,MESSAGE,INFO,PING
Content-Type: application/sdp
Content-Length: 264
Max-Forwards: 70

v=0
o=- 1349438751 1 IN IP4 81.90.192.217
s=Opal SIP Session
c=IN IP4 81.90.192.217
t=0 0
m=audio 5000 RTP/AVP 8 101 100
a=sendrecv
a=rtpmap:8 PCMA/8000/1
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16,32,36
a=rtpmap:100 NSE/8000
a=fmtp:100 192-193
*******************************************************************

This is an other initial Invite from the same machine that does not work!
*******************************************************************
INVITE sip:9830355 at sip-test.aco-connect.de SIP/2.0
CSeq: 2 INVITE
Via: SIP/2.0/UDP 81.90.192.217:32770;branch=z9hG4bK50a6fce0-580d-e211-964b-000c296dbef0;rport
User-Agent: T38Modem/2.0.0
From: "root" <sip:004956199797437 at sip-test.aco-connect.de>;tag=707ff4e0-580d-e211-964b-000c296dbef0
Call-ID: e087f4e0-580d-e211-964b-000c296dbef0 at fax2fax-test.aco-connect.de
Organization: Vyacheslav Frolov
To: <sip:9830355 at sip-test.aco-connect.de>
Contact: <sip:004956199797437 at 81.90.192.217:32770>
Proxy-Authorization: Digest username="004956199797437", realm="sip-test.aco-connect.de", nonce=" xxxxxxxxx", uri="sip:9830355 at sip-test.aco-connect.de", algorithm=MD5, response=" xxxxxxxxx"
Allow: INVITE,ACK,OPTIONS,BYE,CANCEL,SUBSCRIBE,NOTIFY,REFER,MESSAGE,INFO,PING
Content-Type: application/sdp
Content-Length: 231
Max-Forwards: 70

v=0
o=- 1349441415 1 IN IP4 81.90.192.217
s=T38Modem/2.0.0
c=IN IP4 81.90.192.217
t=0 0
m=audio 5000 RTP/AVP 8 101
a=sendrecv
a=rtpmap:8 PCMA/8000/1
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16,32,36
a=maxptime:240 
*******************************************************************

The kamailio-proxy log show this:
*******************************************************************
Oct  5 14:50:15 sip3 /usr/sbin/kamailio[2436]: INFO: <script>: Appending P-D-URI 'sip:192.168.100.55:5060;received='sip:62.180.237.70:5060;transport=udp'' - R=sip:4
95619830355 at 62.180.237.70:5060;transport=udp ID=e087f4e0-580d-e211-964b-000c296dbef0 at fax2fax-test.aco-connect.de
Oct  5 14:50:15 sip3 /usr/sbin/kamailio[2436]: INFO: <script>: Forcing request via B2BUA 'sip:192.168.100.55:5080' - R=sip:495619830355 at 62.180.237.70:5060;transport
=udp ID=e087f4e0-580d-e211-964b-000c296dbef0 at fax2fax-test.aco-connect.de
Oct  5 14:50:15 sip3 /usr/sbin/kamailio[2436]: INFO: <script>: Setting P-Caller-UUID to '18205f5a-cfe6-49fc-9937-0a64d090498b' - R=sip:495619830355 at 62.180.237.70:50
60;transport=udp ID=e087f4e0-580d-e211-964b-000c296dbef0 at fax2fax-test.aco-connect.de
Oct  5 14:50:15 sip3 /usr/sbin/kamailio[2436]: INFO: <script>: Setting P-Callee-UUID to '0' - R=sip:495619830355 at 62.180.237.70:5060;transport=udp ID=e087f4e0-580d-e
211-964b-000c296dbef0 at fax2fax-test.aco-connect.de
Oct  5 14:50:15 sip3 /usr/sbin/kamailio[2436]: INFO: <script>: Request leaving server, D-URI='sip:192.168.100.55:5080' - R=sip:495619830355 at 62.180.237.70:5060;trans
port=udp ID=e087f4e0-580d-e211-964b-000c296dbef0 at fax2fax-test.aco-connect.de
Oct  5 14:50:15 sip3 /usr/sbin/kamailio[2439]: INFO: <script>: NAT-Reply - S=100 - Connecting M=INVITE IP=81.90.192.217:32770 (192.168.100.55:5080) ID=e087f4e0-580d
-e211-964b-000c296dbef0 at fax2fax-test.aco-connect.de
Oct  5 14:50:18 sip3 /usr/sbin/kamailio[2428]: INFO: <script>: NAT-Reply - S=180 - Ringing M=INVITE IP=81.90.192.217:32770 (192.168.100.55:5080) ID=e087f4e0-580d-e2
11-964b-000c296dbef0 at fax2fax-test.aco-connect.de
Oct  5 14:50:23 sip3 /usr/sbin/kamailio[2444]: INFO: <script>: NAT-Reply - S=200 - OK M=INVITE IP=81.90.192.217:32770 (192.168.100.55:5080) ID=e087f4e0-580d-e211-96
4b-000c296dbef0 at fax2fax-test.aco-connect.de
Oct  5 14:50:23 sip3 /usr/sbin/kamailio[2448]: INFO: <script>: New request - M=ACK R=sip:9830355 at sip-test.aco-connect.de F=sip:004956199797437 at sip-test.aco-connect.
de T=sip:9830355 at sip-test.aco-connect.de IP=81.90.192.217:32770 (192.168.100.55:5060) ID=e087f4e0-580d-e211-964b-000c296dbef0 at fax2fax-test.aco-connect.de
Oct  5 14:50:23 sip3 /usr/sbin/kamailio[2448]: INFO: <script>: Relaying request, du='<null>' - R=sip:9830355 at sip-test.aco-connect.de ID=e087f4e0-580d-e211-964b-000c
296dbef0 at fax2fax-test.aco-connect.de
Oct  5 14:50:23 sip3 /usr/sbin/kamailio[2442]: INFO: <script>: New request - M=ACK R=sip:9830355 at sip-test.aco-connect.de F=sip:056199797437 at sip-test.aco-connect.de
T=sip:9830355 at sip-test.aco-connect.de IP=81.90.192.214:5060 (192.168.100.55:5060) ID=e087f4e0-580d-e211-964b-000c296dbef0 at fax2fax-test.aco-connect.de
Oct  5 14:50:23 sip3 /usr/sbin/kamailio[2442]: INFO: <script>: Dropping mis-routed request - R=sip:9830355 at sip-test.aco-connect.de ID=e087f4e0-580d-e211-964b-000c29
6dbef0 at fax2fax-test.aco-connect.de
*******************************************************************

Nothing in sems log!

The differences are in the SDP body
But what is wrong?????