Thinks 180 Ringing messages do not contain SDP.
Some misunderstanding present here

Sergey

On Tue, Aug 18, 2020 at 9:51 AM Ildar Mukhametzhanov <[email protected]> wrote:

> Hello!
>
>
>
> Decrypting SRTP with Kamailio + rtpengine.
>
> Hello! I have a task to decrypt SRTP for a legacy switch which doesn’t
> support it.
>
> Simply adding rtpengine_manage("RTP/AVP") didn’t help. SDP converted from
> SRTP to RTP while proxying INVITE to legacy switch, but 180 Ringing wasn’t
> converted back to SRTP.
>
> Little more detailed config snippet:
>
>
>
> route[RELAY] {
>
>             ...
>
>             if (is_method("INVITE")) {
>
>
>
>                         if ($rd=~$var(switch_ip_mask)) {
>
>                                     rtpengine_manage("RTP/AVP");
>
>                         } else {
>
>                                     rtpengine_manage();
>
>                         }
>
>             ...
>
>             }
>
>
>
> Could someone please advise typical scenarios to achieve it, I suppose the
> task is pretty standard.
>
>
>
> Thank you in advance!
>
>
>
>
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