[Kamailio-Users] fr_inv_timer increased to 120 secs

[Klaus Darilion]

Iñaki Baz Castillo schrieb:
> El Lunes, 11 de Agosto de 2008, Ovidiu Sas escribió:
>> AFAIK, the 200 OK is relayed in stateless mode, not dropped.
> 
> You are rigth, this is what RFC3261 says, but not sure if OpenSer implements 
> it, does it? but will OpenSer also relay a non 2XX final response in 
> stateless mode if transaction expired?

yes.

> Anyway other problem will occur with the following ACK. If 2XX the ACK is a 
> new transaction but AFAIK OpenSer matches it (in some way) to the INVITE 
> transaction (now expired). If non 2XX then the ACK is part of the INVITE 
> transaction so it will not delivered to the UAS because the transaction 
> expired.

Indeed, ACK routing will be more difficult. 200-OK ACK should be loose 
routed - thus no problem. non-200 ACK I guess will be absorbed by tm 
(not sure about this). I think problem makes non-200 OK ACK with a 
pre-louded route set.

regards
klaus