[OpenSIPS-Users] add sdp on 180 Ringing and play file as ringback tone

Dani Popa dani.popa at gmail.com
Wed Feb 13 00:28:43 CET 2013


I just want to play media on replay route in case of 18[013] reply, so i'm sure the user was alerted if i got one of them, i'm pretty sure is not the case from the link below and also inserted media is not a fake ringback.
Thanks anyway!

Dani Popa

On Feb 13, 2013, at 0:56, Daniel Goepp <dan at goepp.net> wrote:

> Although I do not believe it is technically a violation of the RFC, it is not recommended best practice, and would be a rare implementation.  The most common way to support ringback (early media) is with a 183 w/SDP session progress.
> 
> For a little more information:
> 
> http://wiki.freeswitch.org/wiki/180_vs._183_vs._Early_Media
> 
> Of course some googling will give you tons more opinions about ring back and early media.
> 
> 
> 
> -dg
> 
> 
> On Tue, Feb 12, 2013 at 10:04 AM, Dani Popa <dani.popa at gmail.com> wrote:
>> Hi,
>> 
>> I wondering if it posiible to add sdp on 180 ringing in order to play some ringing tone. The ideea si that i want to play from rtpproxy with rtpproxy_stream2uac/rtpproxy_stream2uas some music as ringback tone to calling party if it's online. 
>> 
>> -- 
>> Dani Popa
>> 
>> _______________________________________________
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> 
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