[OpenSIPS-Users] NAT - Unable to solve RTP Problem

Flavio Goncalves flavio at voffice.com.br
Mon Jun 24 03:58:18 CEST 2013


Hi Ouvidiu,

Thanks for pointing a better way to use rtpproxy behind NAT without a
patch. I was actually patching rtpproxy with the mentioned patch. Your
solution is much better. I will try next time :-).

Best regards,

Flavio E. Goncalves

2013/6/23 Ovidiu Sas <osas at voipembedded.com>

> <snip>
> > Rtpproxy does not work behind a firewall without a patch.
> </snip>
>
>
> Rtpproxy works just fine out of the box behind NAT.  There's no need
> to patch rtpproxy to achieve this functionality.
> There was a patch posted a while ago to achieve this functionality,
> but the patch is not necessary:
>
> http://opensips-open-sip-server.1449251.n2.nabble.com/Rtpproxy-behind-the-NAT-td5008041.html
> All one needs to do is force the IP to be used in SDP via the second
> parameter of rtpproxy_offer/answer function.
>
>
> Regards,
> Ovidiu Sas
>
> --
> VoIP Embedded, Inc.
> http://www.voipembedded.com
>
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