[OpenSIPS-Users] Paid Consultation Request

[Brett Nemeroff]

Ah, I see.. I totally forgot about an internally generated 408. I was just
trying to suggest that if you receive a 408 from an endpoint, it isn't
necessarily grounds for being blacklisted. However, given the application,
it probably makes sense.


On Wed, Feb 11, 2009 at 5:04 PM, Iñaki Baz Castillo <ibc at aliax.net> wrote:

> El Miércoles, 11 de Febrero de 2009, Brett Nemeroff escribió:
> > That 408 doesn't make sense to me..
> >
> > If you got a 408 back, the gateway you are sending to WORKS, but IT'S
> > destination is failing.
>
> That's incorrect. RFC 3261 states clearly that, in case a request has no
> reply
> (after the corresponding retransmissions) then the transaction client
> (OpenSIPS in this case) MUST generate *internally* a 408 response. In case
> there is just one branch, OpenSIPS must send that 408 upstream as
> definitive
> negative response. And sure this is the behaviour.
>
>
> > say for example you send to a gateway and that gateway sends to 10
> > different providers.. if this call routes to provider A, which doesn't
> > respond, then your gateway may respond back with a 408. Where the failure
> > isn't your gateway, it's your gateway's upstream..
>
> That's a more complex scenario. But you are rigth, it's not easy to choose
> the
> appropiate response code since any node in the signalling path could
> generate
> that response.
>
>
>
> --
> Iñaki Baz Castillo
>
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