[OpenSIPS-Users] mediaproxy and reinvites

[Uwe Kastens]

Hello again,


> If you use engage_media_proxy(), you need to do nothing. Every re-INVITE 
> and other in dialog messages are processed automatically. A re-INVITE 
> used to start T38 is part of the original dialog, so you cannot call 
> engage_media_proxy() again even if you want to, because no new dialog is 
> started to trigger a new media session.
> 
> If the SDP is not modified, it may be a bug. We have tested T38 fax 
> support and it worked for us. You need to figure out from the opensips 
> and mediaproxy logs what is happening (i.e. is mediaproxy contacted by 
> opensips or is that the mediaproxy module is not even seeing the 
> re-INVITE?).
> 

This is what mediaproxy does. I will attach the opensips.log. Even with
debug=9 I will noch catch any line with mediaproxy.

The 2nd Invite on 08:36:02 is not handled by mediaproxy as far as I
understand.



Apr 24 08:35:59 xxxe02 media-relay[15183]: debug: Received new SDP offer
Apr 24 08:35:59 xxxe02 media-relay[15183]:
mediaproxy.mediacontrol.StreamListenerProtocol starting on 5092
Apr 24 08:35:59 xxxe02 media-relay[15183]:
mediaproxy.mediacontrol.StreamListenerProtocol starting on 5093
Apr 24 08:35:59 xxxe02 media-relay[15183]:
mediaproxy.mediacontrol.StreamListenerProtocol starting on 5094
Apr 24 08:35:59 xxxe02 media-relay[15183]:
mediaproxy.mediacontrol.StreamListenerProtocol starting on 5095
Apr 24 08:35:59 xxxe02 media-relay[15183]: debug: Added new stream:
(audio) 99.99.207.101:7078 (RTP: Unknown, RTCP: Unknown) <->
20.20.142.152:5092 <-> 20.20.142.152:5094 <-> Unknown (RTP: Unknown,
RTCP: Unknown)
Apr 24 08:35:59 xxxe02 media-relay[15183]: debug: created new session
E32739A33CEFD033 at 99.99.207.101: 1234503878 at external-domain.de
(7BF429B86410D022) --> 7097555 at external-domain.de
Apr 24 08:36:00 xxxe02 media-dispatcher[15200]: debug: Issuing "update"
command to relay at 20.20.138.142
Apr 24 08:36:00 xxxe02 media-relay[15183]: debug: updating existing
session E32739A33CEFD033 at 99.99.207.101: 1234503878 at external-domain.de
(7BF429B86410D022) --> 7097555 at external-domain.de
Apr 24 08:36:00 xxxe02 media-relay[15183]: debug: Received updated SDP
answer
Apr 24 08:36:00 xxxe02 media-relay[15183]: debug: Got initial answer
from callee for stream: (audio) 99.99.207.101:7078 (RTP: Unknown, RTCP:
Unknown) <-> 20.20.142.152:5092 <-> 20.20.142.152:5094 <->
20.20.138.102:13532 (RTP: Unknown, RTCP: Unknown)
Apr 24 08:36:00 xxxe02 media-relay[15183]: debug: Got traffic
information for stream: (audio) 99.99.207.101:7078 (RTP: Unknown, RTCP:
Unknown) <-> 20.20.142.152:5092 <-> 20.20.142.152:5094 <->
20.20.138.102:13532 (RTP: 20.20.138.102:13532, RTCP: Unknown)
Apr 24 08:36:00 xxxe02 media-dispatcher[15200]: debug: Issuing "update"
command to relay at 20.20.138.142
Apr 24 08:36:00 xxxe02 media-relay[15183]: debug: updating existing
session E32739A33CEFD033 at 99.99.207.101: 1234503878 at external-domain.de
(7BF429B86410D022) --> 7097555 at external-domain.de
Apr 24 08:36:00 xxxe02 media-relay[15183]: debug: Received updated SDP
answer
Apr 24 08:36:00 xxxe02 media-relay[15183]: debug: Unchanged stream:
(audio) 99.99.207.101:7078 (RTP: Unknown, RTCP: Unknown) <->
20.20.142.152:5092 <-> 20.20.142.152:5094 <-> 20.20.138.102:13532 (RTP:
20.20.138.102:13532, RTCP: Unknown)
Apr 24 08:36:00 xxxe02 media-relay[15183]: debug: Got traffic
information for stream: (audio) 99.99.207.101:7078 (RTP:
99.99.207.101:7078, RTCP: Unknown) <-> 20.20.142.152:5092 <->
20.20.142.152:5094 <-> 20.20.138.102:13532 (RTP: 20.20.138.102:13532,
RTCP: Unknown)
Apr 24 08:36:05 xxxe02 media-relay[15183]: debug: Got traffic
information for stream: (audio) 99.99.207.101:7078 (RTP:
99.99.207.101:7078, RTCP: Unknown) <-> 20.20.142.152:5092 <->
20.20.142.152:5094 <-> 20.20.138.102:13532 (RTP: 20.20.138.102:13532,
RTCP: 20.20.138.102:13533)



BR

Uwe
-- 

kiste lat: 54.322684, lon: 10.13586
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