[SR-Users] rtp proxy - where to invoke?
Ovidiu Sas
osas at voipembedded.com
Fri Oct 15 15:18:13 CEST 2010
Check out the examples provided in the code:
http://git.sip-router.org/cgi-bin/gitweb.cgi?p=sip-router;a=blob_plain;f=modules_k/rtpproxy/examples/4to6.cfg;hb=ad7f00d840082989132f335914aa0db223a0e46e
http://git.sip-router.org/cgi-bin/gitweb.cgi?p=sip-router;a=blob_plain;f=modules_k/rtpproxy/examples/alg.cfg;hb=ad7f00d840082989132f335914aa0db223a0e46e
Regards,
Ovidiu Sas
On Fri, Oct 15, 2010 at 8:40 AM, Anders <vaerge at gmail.com> wrote:
> I've been looking around for documentation to understand rtp proxy
> with Kamailio better, but with no luck (or I might be quite
> thick-headed!).
>
> Anyone know of example configurations with rtp proxy and Kamailio, so
> I can start seeing what is wrong with my config (below)?
>
> Thanks!
>
> //Anders
>
> On Wed, Oct 13, 2010 at 2:20 PM, Anders <vaerge at gmail.com> wrote:
>> Sorry, I didn't understand that. Is it good or bad that it is
>> asymmetrical? And if not, what should it be? As far as I understand
>> from my config, it first checks if NAT is set, and if so, it goes to
>> force_rtp_proxy if it's INVITE and unforce_rtp_proxy if it's a BYE. Is
>> that not correct?
>>
>>> On Wed, Oct 13, 2010 at 1:51 PM, Alex Balashov
>>> <abalashov at evaristesys.com> wrote:
>>>> This suggests asymmetrical invocation of rtpproxy, for example in 200 OK but
>>>> not corresponding INVITE.
>>>>
>>>> --
>>>> Alex Balashov - Principal
>>>> Evariste Systems LLC
>>>> 1170 Peachtree Street
>>>> 12th Floor, Suite 1200
>>>> Atlanta, GA 30309
>>>> Tel: +1-678-954-0670
>>>> Fax: +1-404-961-1892
>>>> Web: http://www.evaristesys.com/
>>>>
>>>> On Oct 13, 2010, at 1:33 PM, Anders <vaerge at gmail.com> wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>> I'm trying to get the RTP proxy to work with Kamailio (1.5), but right
>>>>> now I am getting this error here:
>>>>>
>>>>> Oct 13 16:54:44 vn1031 /usr/local/sbin/kamailio[13622]:
>>>>> ERROR:nathelper:force_rtp_proxy: incorrect port 0 in reply from rtp
>>>>> proxy
>>>>>
>>>>> There is probably something wrong in my cfg - for the use of
>>>>> force_rtp_proxy that part of my config is here below. See anything odd
>>>>> that could lead to the error above?
>>>>>
>>>>> route {
>>>>> ......
>>>>> route(4);
>>>>> ......
>>>>> }
>>>>>
>>>>> route[4]{
>>>>> force_rport();
>>>>> if (nat_uac_test("19")) {
>>>>> if (method=="REGISTER") {
>>>>> fix_nated_register();
>>>>> } else {
>>>>> fix_nated_contact();
>>>>> }
>>>>> setflag(5);
>>>>> }
>>>>> return;
>>>>> }
>>>>>
>>>>> route[5] {
>>>>> if (is_method("BYE")) {
>>>>> unforce_rtp_proxy();
>>>>> } else if (is_method("INVITE")){
>>>>> force_rtp_proxy();
>>>>> }
>>>>> if (!has_totag()) add_rr_param(";nat=yes");
>>>>> return;
>>>>> }
>>>>>
>>>>> onreply_route[1] {
>>>>> xdbg("incoming reply\n");
>>>>>
>>>>> if (!(status =~ "183" || status =~ "200"))
>>>>> exit;
>>>>> #fix_nated_contact();
>>>>> force_rtp_proxy();
>>>>> }
>>>>>
>>>>> _______________________________________________
>>>>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>>>>> sr-users at lists.sip-router.org
>>>>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>>>
>>>
>>
>
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