[OpenSER-Users] Does OpenSer allow a response after "fr_timer" going upstream?

[Klaus Darilion]

Iñaki Baz Castillo schrieb:
> El Thursday 19 June 2008 18:29:29 Klaus Darilion escribió:
>> Iñaki Baz Castillo schrieb:
>>> El Thursday 19 June 2008 17:30:34 Klaus Darilion escribió:
>>>> Iñaki Baz Castillo schrieb:
>>>>> El Thursday 19 June 2008 16:51:57 Iñaki Baz Castillo escribió:
>>>>>> Hi, I'm experimenting problems with my carrier gateway since sometimes
>>>>>> it doesn't reply "100 Trying" in several seconds.
>>>>>> I set "fr_timer" to 12 seconds so after this time the transaction is
>>>>>> closed.
>>>>>>
>>>>>> In case the response ("100 Trying") arrives more than "fr_timer"
>>>>>> seconds to OpenSer, does OpenSer forward it upstream as RFC3261
>>>>>> indicates? or does Openser drop it?
>>>>> Ok, it drops it, confirmed.
>>>> AFAIK "100 trying" must not be relayed.
>>> Yes sure, I meant also a 183 Session Progress.
>> 183 is not relayed back to UAC?
> 
> Not if the 183 is not matched against and existing OpenSer client transaction. 
> Maybe there is an option (dissabled by default for sure) to allow non 
> matching replies being forwarded upstream? I expect yes, since it's the 
> behaviour in stateless.

AFAIK replies are always forwarded except you manually drop it in a 
reply route. (dropping is possible only for 1xx)

klaus