[OpenSIPS-Users] [OpenSER-Users] Adding "Reason: SIP ; cause=200" header when CANCEL in forking scenarios

[Bogdan-Andrei Iancu]

Hi Iñaki,

Iñaki Baz Castillo wrote:
> El Martes, 9 de Febrero de 2010, Bogdan-Andrei Iancu escribió:
>   
>> Iñaki Baz Castillo wrote:
>>     
>>> El Martes, 9 de Febrero de 2010, Bogdan-Andrei Iancu escribió:
>>>       
>>>> Hi Iñaki,
>>>>
>>>> uh...you are totally right :D...
>>>> propagating a received Reason hdr is still missing....
>>>>
>>>> I will take care of it - thanks for pointing it out .
>>>>         
>>> It would be a really interesting feature (i.e. Asterisk does include such
>>> Reason header when cancels a call answered elsewhere).
>>>
>>> However there should be possible to allow or deny that received "Reason"
>>> header before propagating it in the CANCEL generated by OpenSIPS (IMHO).
>>>       
>> And do you see this as a global or per CANCEL setting ??
>>     
>
> I could imagine accepting such header just for CANCEL coming from a known 
> source (i.e. my application server or PBX).
>
> Just as suggestion, perhaps a flag in t_relay() would be used for this, a flag 
> that only makes sense for CANCEL rather than INVITE, so:
>
>   if (is_method("CANCEL")) {
>     if ($si == MY_APPLICATION_SERVER_IP)
>       # Allow propagating "Reason" header.
>       t_relay(0x12);
>     else
>       t_relay();
>   }
>   
I just added flag "0x08" for Reason hdr propagation - both in trunk and 
1.6 branch. It will part of the 1.6.2 release.

Thanks and regards,
Bogdan

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