[SR-Users] Kamailio cfg file doubt

[Kamal Palei]

Thanks a lot.
-kamal

On Fri, Nov 16, 2012 at 7:46 PM, Olle E. Johansson <oej at edvina.net> wrote:

>
> 16 nov 2012 kl. 12:18 skrev Kamal Palei <palei.kamal at gmail.com>:
>
> Dear All
> When I get INVITE (received in UDP), I send it to another proxy in TLS.
> For this purpose I have modified kamailio.cfg route section , please refer
> the lines in red.
> Just before sending in TLS, I modify the IP address in SDP, so that media
> packets will pass through RTP proxy running
> When INVITE is reached the next proxy, I see the IP address is changed .
> So far so good.
>
> Next I am trying to modify the IP address in 200 OK to INVITE.
> However it is not taking effect.
>
> I hope we need to modify in onreply_route function. Something is wrong
> here. I am receiving 200 OK for INVITE in TLS. Next I am sending 200 OK for
> INVITE to endpoints using UDP. Not sure if onreply_route is being executed
> or not. Can somebody give me pointer whats wrong here.
>
> THe onreply_route {} is executed for every response. If you want to
> trigger your own reply route, like your onreply_route[REPLY_ONE] {} you
> have to do it with the TM module funcition
> t_on_reply().
>
> /O
>
> *# Sample onreply route
> onreply_route[REPLY_ONE] {
>
>         xdbg("incoming reply\n");
> #!ifdef WITH_NAT
>         if ((isflagset(FLT_NATS) || isbflagset(FLB_NATB))
>                         && status=~"(183)|(2[0-9][0-9])") {
>                 force_rtp_proxy("r");
>         }
>         if (isbflagset(FLB_NATB)) {
>                 fix_nated_contact();
>         }
> #!endif
> }
> *
>
> *
> # Main SIP request routing logic
> # - processing of any incoming SIP request starts with this route
> route {
>
>         # per request initial checks
>         route(REQINIT);
>         setflag(FLT_NATS);
>         # NAT detection
>         route(NAT);
>
>         if(is_method("PUBLISH"))
>         {
>                 loose_route();
>                 t_relay();
>                 exit;
>         }
>
>
>         if(is_method("REGISTER"))
>         {
>                 t_relay_to("tls:115.114.48.75:443");
>                 exit();
>         }
>
>         if(is_method("INVITE|BYE|CANCEL|SUBSCRIBE|REFER|NOTIFY"))
>         {
>                 xdbg("incoming request\n");
>
>                 route(RTPPROXY);
>                 t_relay_to("tls:115.114.48.75:443");
>                 exit();
>         }
>
> *
>
>
> --
> * Olle E. Johansson - oej at edvina.net
> * Kamailio & SIP Masterclass Miami FL December 2012
> * http://edvina.net/training/
>
>
>
>
>
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>
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