[OpenSIPS-Users] Need Help on Handling REFER Messages

[Bogdan-Andrei Iancu]

Move to the "local" and "b2b_reply" routes only the part regarding 
insertion of RTPproxy.

Regards,

Bogdan-Andrei Iancu
OpenSIPS Founder and Developer
http://www.opensips-solutions.com


On 07/11/2012 05:21 PM, Dinusha Kannangara wrote:
> Thanks for the reply, I will try that for sure :)
>
> Just to clarify, so whatever I had on request route and reply route 
> (including rtp proxy and nathelper methods) should be written on 
> b2b_request and b2b_reply, right ?
>
> On Tue, Jul 10, 2012 at 3:59 PM, Bogdan-Andrei Iancu 
> <bogdan at opensips.org <mailto:bogdan at opensips.org>> wrote:
>
>     Hi Dinusha,
>
>     How I see it is: do LB, after LB, trigger B2B with REFER-handling
>     scenario, and on the outbound part of b2b (using local route for
>     INVITE and b2b_reply for incoming replies) insert rtpproxy.
>
>     Of course, I assume that LB and B2B are on the same instance of
>     OpenSIPS.
>
>     Regards,
>
>     Bogdan-Andrei Iancu
>     OpenSIPS Founder and Developer
>     http://www.opensips-solutions.com
>
>
>     On 07/06/2012 06:44 PM, Dinusha Kannangara wrote:
>>     Hi all,
>>
>>     I currently have my opensips configured with a rtpproxy and uses
>>     the nathelper module and everything seem to be working fine.
>>
>>     Now, I have a new requirement where my opensips should have to
>>     handle REFER messages generated from a media server and I'm not
>>     sure what I should do.
>>
>>     I've seen that b2bua module is capable of this and I also had a
>>     look at the example done on opensips.org <http://opensips.org>.
>>
>>     Here's my scenario,
>>
>>     User1(softphone) calls opensips server and opensips do load
>>     balancing and redirect the call to a Media Server. Then, Media
>>     Server will send a REFER message to opensips specifying a
>>     refer-to User2(another softphone) and the media server should
>>     remove itself from the call and let User1 and User2 connect to
>>     each other through opensips.
>>
>>     Here are my questions :
>>
>>     1) The rtpproxy module re-writes SDP and how does this affect if
>>     I use b2bua module to handle REFER messages ?
>>     2) Will the work done by nathelper and rtpproxy be undone if I
>>     call b2b_init_request on the initial INVITE ?
>>     3) Do I have to have a separate IP for b2bua server or is it ok
>>     to run it on the same ip which the opensips is running ?
>>     4) I have seen some people block the INVITE's coming from b2bua
>>     server IP at initial INVITE.. do I have to do this too ?
>>
>>     Thank You, :)
>>
>>     Regards,
>>     Dinusha.
>>
>>
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>
>
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