On Tue, 14 Aug 2007 23:16:31 -0700, "Telecomchinasourcing.com"
<voipchinasourcing@gmail.com> mused:

>hi Linker,
>
>I don't understand your question. what you said is a basic function
>for an FXO gateway. please have a look at
>http://www.wesellshite.com/noknowled...?name=somecrap
>. the first diagram is as same as what you will deploy.
>
>The authentication method could be many kind. in you case, I think the
>voip provider need the BT line's phonenumber. you could just configure
>it into your gateway. when the BT line recieve calls from PSTN, it can
>start a voip calls with your BT line's number. The Shang308 can do it.
>Is that what you want?
>
Get bent spammer.
--
Regards,
Stuart.