[Serusers] SER and rtpproxy

[Klaus Darilion]

Fábio Silvestri wrote:

> Hi!
> 
> After a long search on maillinst, I'm trying to run SER with rtpproxy, 
> for resolve problems with SIP UA (ata186) behind a nat, but I'm still 
> get in trouble.
> 
> I have setup ser.cfg to use rtpproxy, like this:
> 
> ...
>     if (method=="INVITE") {
>         log(1,"INVITE\n");
>         fix_nated_sdp("1");
>         record_route();
>         force_rport();
>         setflag(1);
>         force_rtp_proxy();
>         t_on_reply("1");
>     }
> ...
> onreply_route[1] {
>         log(1, ">=====> reply 1\n");
>        if ((status=~"[12][0-9][0-9]")) {
>           force_rtp_proxy();
>         }
> }
> ...
> 
> But I get this error on syslog:
> 
>  0(5463) ERROR: extract_mediaip: no `c=' in SDP
> 

This will happen when you try to rewrite a response without sdp, e.g. 
100 trying, 180 ringing....

I'm unsing:
	if ( (status=~"200" || status=~"183") ) {
            force_rtp_proxy();

> I'm running rtpproxy, on linux shell without any parameters.
> 
> Does anybody knows what this means that message, and how to solve, a 
> ser.cfg for rtpproxy, and others tips will be helpfull...
> 
> Regards.
>