[OpenSIPS-Users] INVITE not forwarded, call fails

[Bogdan-Andrei Iancu]

Hi Lorenzo,

check with "opensipsctl ul show" how your phone is registered - what is 
important are the "contact" and "received" fields - which is present and 
which contains private IPs.

Regards,
Bogdan

lorenzo wrote:
> On 15/11/09 22:38, Bogdan-Andrei Iancu wrote:
>   
>> Or maybe the INVITE from the biascica to yhe asymmetric is not going 
>> through because of the NAT (maybe the client is doing a poor job in 
>> keeping the pinhole opened in the nat). So, as time as the call is 
>> originated from behind the nat, it will work, but when  from outside, it 
>> will not be able to traverse the nat and reach the client.
>>
>> Regards,
>> Bogdan
>>
>>     
>
> yeah, that is the problem. i did some ngrepping, and what happens is
> that the REGISTER reply is sent to the right port thanks to rport, while
> the INVITE forwards are sent to the wrong port (the one in the
> contact/via headers).
>
> i tried modifying the opensips.cfg file, but to no avail..
>
> here's what the REGISTER section of my main request routing logic looks
> like:
>
> if (is_method("REGISTER"))
> {	
> 	if (client_nat_test("8")) {
> 	xlog(">>>nat test ok<<<\n\n");
> 		fix_contact();
> 	}
> 	
> 	if (!save("location"))
> 		sl_reply_error();
>
> 	exit;
> }
>
> shouldn't the fix_contact() function do exactly what i need? should it
> be put in another route?
>
> thanks for your help!
>
>
>
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>   


-- 
Bogdan-Andrei Iancu
www.voice-system.ro