[SR-Users] TR: Migrate from RtpProxy to Rtpengine

[Nicolas Breuer]

With subst_body, the part of the expression is not replaced but added.
Please see

.
v=0.
o=root 549881893 549881894 IN IP4 1.2.3.4
s=Original Description
c=IN IP4 1.2.3.4
t=0 0.
m=audio 10704 RTP/AVP 8 101.
a=maxptime:150.
a=rtpmap:8 PCMA/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=sendrecv.
a=rtcp:10705.
s=New Description.



-----Message d'origine-----
De : Nicolas Breuer 
Envoyé : mardi 14 août 2018 10:45
À : 'sr-users at lists.kamailio.org' <sr-users at lists.kamailio.org>
Objet : RE: [SR-Users] Migrate from RtpProxy to Rtpengine

I don't like the msg_apply_changes but can you explain the different behavior between rtpproxy & rtpengine?

Thanks


-----Message d'origine-----
De : sr-users <sr-users-bounces at lists.kamailio.org> De la part de Daniel Tryba Envoyé : mardi 14 août 2018 10:39 À : Kamailio (SER) - Users Mailing List <sr-users at lists.kamailio.org> Objet : Re: [SR-Users] Migrate from RtpProxy to Rtpengine

On Tue, Aug 14, 2018 at 08:23:28AM +0000, Nicolas Breuer wrote:
> substr
> msg_apply_changes()
> rtpengine_manage()
> 
> 
> This will not work because msg_apply_changes is working only in request route.
> I do substr in reply routes also.

>From documentation:
"This function can be used from REQUEST_ROUTE or core REPLY_ROUTE."

It can't be used in any other "named" reply.

See:
https://www.kamailio.org/wiki/cookbooks/5.1.x/core#reply_route
reply_route{}
is executed before any route armed with t_on_reply(), sou you can possibly rewrite your reply logic a little.