[OpenSIPS-Devel] Releasing 1.6
Iñaki Baz Castillo
ibc at aliax.net
Fri Oct 9 20:18:52 CEST 2009
El Viernes, 9 de Octubre de 2009, Saúl Ibarra escribió:
> On Fri, Oct 9, 2009 at 3:54 PM, Ovidiu Sas <osas at voipembedded.com> wrote:
> > Session timers it's tricky. It needs to be properly implemented by
> > both refresher and refreshee.
> > The issue here is that if you have a call in b2b mode and the b2b call
> > times out on the opensips server, all subsequent in dialog message
> > will be discarded by the opensips server.
>
> Well, maybe a simple timeout could do the trick: after the timeout
> OpenSIPS sends an in-dialog OPTIONS request to each call-leg. If one
> of them doesn't answer, call is dropped with a BYE. Does that sound
> reasonable?
Note that an OPTIONS can only ensure that the endpoint is still alive, but it
ensures nothing about the dialog. Even if you send an in-dialog OPTIONS it's
not required that the endpoint replies 200 or 481 depending on the existance
of the that dialog.
--
Iñaki Baz Castillo <ibc at aliax.net>
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