[OpenSIPS-Users] INVITE not forwarded, call fails

[Jeff Pyle]

Unfortunately I don't have answers for your questions.  Others with more
specific experience will need to respond from here.


- Jeff



On 11/25/09 12:31 PM, "lorenzo" <asymmetric at autistici.org> wrote:

> On 24/11/09 14:59, Jeff Pyle wrote:
>> Yes.  Trying adding this to the reply route:
>> 
>>         if (client_nat_test("1")) {
>>                 fix_contact();
>>         }
>> 
>> For reasons I can't remember, the only test that works for the reply route
>> is "1", so you shouldn't change it.
>> 
>> Make sure you arm the reply route with t_on_reply() before t_relay.
>> 
>> 
>> - Jeff
> 
> hi jeff, i tried following your solution (apart from the fact that the
> parameter 1 isn't gonna work in my case, as the via header in the
> packets i get doesn't have a private address), but it didn't work out..
> 
> maybe i'm not configuring it right.. here's the relevant sections (the
> rest is unchanged):
> 
> ### main request route
> 
> ... 
> if (is_method("REGISTER"))
> {
> t_on_reply("8");
> t_relay();
> 
> if (!save("location"))
> sl_reply_error();
> exit;
> }
> 
> ...
> 
> 
> onreply_route[3] {
> if (client_nat_test("8")) {
> xlog("natted request rcvd from $fu\n");
> fix_contact();
> }
> }
> 
> by examining the opensips log, i've concluded that i do enter the
> onreply_route[3], but it's as if fix_contact() didn't update the user's
> contact field, causing the INVITEs to get relayed to the wrong port.
> 
> moreover, with this cfg i'm now sometimes getting this error:
> ERROR:core:udp_send: sendto(sock,0xb5f4ca58,1281,0,0xb5f00f0c,16):
> Invalid argument(22)
> 
> it goes away if i run opensips with t_on_reply("n") commented out. strange..
> 
> does the fix_contact() feature require that i use a DB? 'cause i'm not.
> 
> thanks again,
> lrnz
> 
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