[OpenSIPS-Users] CANCEL & INVITE
bogdan at opensips.org
Tue Apr 5 21:33:27 CEST 2011
Actually it will be great to have that patch tested to know for sure if
the problem is solved. I never got a 100% confirmation from Andrew, but
maybe Piotr can test and confirm.
Thanks and regards,
On 04/05/2011 04:58 PM, Andrew Pogrebennyk wrote:
> Hi Piotr,
> This sounds familiar to the problem I experienced some time ago - make
> sure to check comments here:
> I haven't been able to replicate that setup to confirm that the
> attached patch works. You are welcome to try it though :) Note RFC
> states it clearly that if no response has been received from the UAS
> at all, we should not attempt to send a CANCEL there.
> But it seems that in your case you received some provisional response
> so the issue has to do with the order in which CANCEL is fired -
> exactly what the patch is intended to fix.
> On 05.04.2011 15:56, Piotr Sobolewski wrote:
>> I'm having problem with specific gateway to which OpenSIPS sends
>> INVITE and then another INVITE (CallForward on no Aswer).
>> The problem is when after sending first INVITE to gateway (without
>> getting final response), OpenSIPS hits failure route and then sends
>> another INVITE (with different RURI) toward gateway before CANCEL is
>> sent, so the gateway responds to second INVITE with "482 Request
>> merged" (and gateway does not attempt to make second connection).
>> Is there a way to send CANCEL before sending second INVITE ?
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