[OpenSIPS-Users] Doubt about provisional responses processing

[Bogdan-Andrei Iancu]

Hi Sergio,

It may sound silly, but are you sure that you arm t_on_reply() for the 
re-INVITE also ? 

Regards,
Bogdan

Sergio Gutierrez wrote:
> Hi Bogdan.
>
> Thanks for your answer.
>
> You may check a trace at http://200.13.254.180/~saguti/fax.cap 
> <http://200.13.254.180/%7Esaguti/fax.cap> (Wireshark format)
>
> if you see, for example frames 6, 10, 13 and 16, have the 
> 200.13.235.178 IP address at SDP connection, because they are 
> rewritten to be handled by mediaproxy.
> Trouble frame is 26, which is not rewritten at all; SDP connection IP 
> is the same at both sides. Frame 34 has the same symptom.
>
> Thanks in advance for your help.
>
> On Tue, Aug 24, 2010 at 11:12 AM, Bogdan-Andrei Iancu 
> <bogdan at voice-system.ro <mailto:bogdan at voice-system.ro>> wrote:
>
>     Hi Sergio,
>
>     So, for the re-INVITE you have a provisional reply before the 200 OK
>     (both replies for re-INVITE). Is this true ? and the 200 OK does
>     not hit
>     the on_reply route ?
>
>     Do you have a full SIP trace of such a call ?
>
>     Regards,
>     Bogdan
>
>     Sergio Gutierrez wrote:
>     > Hello to all members.
>     >
>     > I have a deployment of OpenSIPS 1.5.3 whose configuration is
>     designed
>     > in such a way as every call uses rtpproxy. I am using
>     > force_rtp_proxy() for initial requests, sequential requests and at
>     > on_reply_route().
>     >
>     > For the particular case of FAX calls, I see that the first call is
>     > well treated, but the re-INVITE call which enables T38 protocol,
>     works
>     > fine until a provisional response which I am receiving preivous
>     to 200
>     > OK containing SDP. This 200 OK when received on OpenSIPS is not
>     being
>     > processed at on_reply_route, so SDP is not being rewritten. I am
>     > watching this behaviour on OpenSIPS log, where I see on reply
>     route is
>     > not being triggered.
>     >
>     > My question is, Is there any other place in the script where those
>     > responses are being processed?
>     >
>     > Thanks in advance for your answer.
>     >
>     > --
>     > Sergio Gutiérrez
>     >
>     ------------------------------------------------------------------------
>
>
>     --
>     Bogdan-Andrei Iancu
>     OpenSIPS Bootcamp
>     20 - 24 September 2010, Frankfurt, Germany
>     www.voice-system.ro <http://www.voice-system.ro>
>
>
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>
>
> -- 
> Sergio Gutiérrez
> ------------------------------------------------------------------------
>
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-- 
Bogdan-Andrei Iancu
OpenSIPS Bootcamp
20 - 24 September 2010, Frankfurt, Germany
www.voice-system.ro