Re: [hylafax-users] Can you give me an instruction for DTMF/DID support?

["Weffen Cheung" <weffen.cheung@chinavh.com>]

Hi,

Thank you very much!

I dont think the solution with ISDN/PRI is a cheap solution... Even it is
too much more expensive than that with modems...



----- Original Message -----
From: "Sascha Herrmann" <sascha.herrmann@gmx.de>
To: "Weffen Cheung" <weffen.cheung@chinavh.com>
Sent: Wednesday, November 06, 2002 4:17 AM
Subject: Re: [hylafax-users] Can you give me an instruction for DTMF/DID
support?


> Hy,
>
> > Can you telll me more info about ISDN/PRI Line?
> > What hardward should i buy? my target OS is Linux.
> > Dose hylafax support it? if can, how to configure it?
> ISDN is principle digital based Telephony, very common available in
> Europe but for example in the US somewhat rare. Don't know about China
(?).
> Ask your Telco about an ISDN connection. There are two basic
> Connectiontypes for ISDN. BRI for smaller setups supplies you with two
> lines and PRI for bigger setups, where you can get up to 32 lines. The
> Called phonenumber is sent over the ISDN Connection, so you can yourself
> assign the phonenumber to your Phones or other ISDN devices.
>
> For Linux and HylaFax the eicon diva server cards seem to be the best
> choice (for hylafax you need active isdn cards, so the most cheap passiv
> cards can't do the job). The PRI Cards are somewhat expensiv (starting at
> about 5000EUR i think, but this one cards supports up to 20 (?)
> simultaneous connections). An single line BRI Card (up to two
> connections) costs about only 300EUR. The trick is, that you can assign so
> much Phonenumbers to one card as you like (again, ask your telco about
> supporting this, in Germany its normal get an whole Numberblock).
>
> > Dose the current telecome networking support it?
> depends on your telco, in Europe almost yes.
>
> > Can it work for this case? ---> 20 lines, and "fax-number number"
souting
> > support, and no any voice hint needed, and the application can receive
faxes
> > from normal fax machine clients.
> if your telco can provide you with an PRI or 10 BRI Connections and enough
> phonenumbers, there should be no Problem.
>
> Bye
> Sascha
>
>


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