Hi Daniel,
I have updated my script to ensure these UPDATEs call route(NATMANAGE) but it
seems the problem is that rtpproxy_manage() does not handle UPDATEs. Since the
call is already passing through rtpproxy is there any way I can force these
UPDATEs to keep it there?
Thanks,
Spencer
On May 16, 2012, at 12:17 AM, Daniel-Constantin Mierla wrote:
> Hello,
>
> be sure you call route(NATMANAGE) for UPDATE request and set an onreply_route
> where the reply will be handled and you have to call there route(NATMANAGE)
> as well.
>
> Cheers,
> Daniel
>
> On 5/16/12 12:45 AM, Spencer Thomason wrote:
>> Hello,
>> I'm working on a residential type application where we are using Kamailio
>> for NAT traversal and Freeswitch as a voicemail and media server. When a UA
>> that is behind NAT sends an INVITE to check voicemail everything works
>> correctly until the user listens to the message. The sdp in the initial
>> INVITE is rewritten and rtp proxy is working but Freeswitch (on a public IP)
>> then sends an UPDATE to display the caller name of the person who left the
>> message. The problem is that the UAC (in this case a Polycom phone) then
>> responds with its private IP in the SDP. Is there a was to handle these
>> UPDATEs? I'm using Kamailio 3.2.3 with a fairly stock config. This is an
>> excerpt of the config file with the NAT handling route:
>>
>> # RTPProxy control
>> route[NATMANAGE] {
>> if (is_request()) {
>> if(has_totag()) {
>> if(check_route_param("nat=yes")) {
>> setbflag(FLB_NATB);
>> }
>> }
>> }
>> if (!(isflagset(FLT_NATS) || isbflagset(FLB_NATB)))
>> return;
>>
>> rtpproxy_manage();
>>
>> if (is_request()) {
>> if (!has_totag()) {
>> add_rr_param(";nat=yes");
>> }
>> }
>>
>> if (is_reply()) {
>> if(isbflagset(FLB_NATB)) {
>> fix_nated_contact();
>> }
>> }
>> return;
>> }
>>
>>
>> Thanks,
>> Spencer
>>
>>
>>
>> _______________________________________________
>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>> sr-users@lists.sip-router.org
>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>
> --
> Daniel-Constantin Mierla - http://www.asipto.com
> http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
>
>
>
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