El Thursday 15 November 2007 13:18:29 Klaus Darilion escribió:
> > Sorry Klaus, I don't understnad what you mean with "screening of REFER
> > and 3XX to the proxy", could you explain it please?
>
> For example, if the system is a POTS replacement (no PBX feature, just
> VoIP-VoIP and VoIP-PSTN with phone calls) then I would:
> 1. if method==REFER
> sl_reply("403","");
> 2. activate a failure route and if response code = 3xx then
> sl_send_reply("500",)
>
> If the system also offers PBX features (call transfer ...) then you can
> not just block it - but you can screen it - e.g. for REFER requests
> check if the URI in the Refer-To header does not contain premium rate
> phone numbers, or that REFERs are not sent to the gateway ...
Ok, understood. Thanks a lot.
--
Iñaki Baz Castillo
[EMAIL PROTECTED]
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