[OpenSIPS-Users] LB Re: [OpenSIPS-Business] [OpenSIPS-Devel] OpenSIPS at Amoocon (former AsteriskTag)

[Iñaki Baz Castillo]

El Jueves, 7 de Mayo de 2009, Stefan Sayer escribió:

> at the risk of writing the obvious here, "statelessly wrt SIP dialog"
> (i.e. a or b) because dialog state is much more long lived than
> transaction state, and in many cases impact of a failed transaction
> (because transaction statetul proxy crashed and failover one does not
> have it) may be not fatal for the call due to retries, while lost dialog
> state at the dialog aware proxy probably means lost call e.g. when the
> next session timer reinvite comes (true or not for load_balancer with
> dialog module?). so it would be the most important to not have to
> maintain and sync dialog state at too many places. whether proxy is
> transaction stateful or completely stateless is yet another question,
> but transaction statefull is usually the way its done.

Sure I agree with you. Having to mantain the dialog state in a proxy for load-
balancing sounds not very "natural" for me.

-- 
Iñaki Baz Castillo <ibc at aliax.net>