Subject: Re: PPPoA?
To:, Ignatios Souvatzis <>
From: Nick Hudson <>
List: tech-net
Date: 02/02/2001 06:19:47
On 02 Feb 2001 10:22:43 +0000, wrote:

>  * [2001-02-02 09:49:33]
>  > > I have a requirement to route my home network over a PPPoA link -
>  > > of a USB DSL modem.
>  > 
>  > PPP over ATM?
>  I'd guess `yes'.  The `domestic' BT ADSL service in the UK is provided
>  as PPP over ATM.  There are two flavours (each with slight variants):
>     - ethernet delivery (originally three boxes - splitter, ATM router
>       and IP rotuter, now just one box and a new wall unit (splitter in
>       wall unit, box is ATM router, IP router and hub),
>     - USB delivery (splitter in wall unit, Alcatel `stingray' USB<->ATM
>       box).
>  The ethernet service is offered in a variety of forms - NAT, non-NAT,
>  512kbps, 1Mbps, 2Mbps downstream, all 256kbps upstream.
>  The USB service is offered with a single IP address (non-NAT) at
>  512kbps downstream, 256kbps upstream.
>  All of these are known as BT IPstream products.  There is an ATM
>  terminated service (Datastream), but I'm unsure if that is
>  commercially launched yet.
>  Almost all ADSL activity in the UK is through these BT wholesale
>  services.
>  To get the USB service working under NetBSD we'd need:
>     - a driver for the Alcatel USB device,
>     - an ATM implementation, with glue to the above,
>     - a PPPoA implementation.
>  My company ( previously offered to provide support
>  for NetBSD/FreeBSD/OpenBSD/Linux driver developers for the Alcatel,
>  but noone stepped forward[1].

Where on earth did you offer? I'm a Demon customer and NetBSD developer and
I'd love to see an Alcatel Speedtouch driver for NetBSD. Last rumour I heard
was that BT put a stop to the OpenSource driver being developed by an
Alcatel engineer. Alcatel are currently saying there are going to offer a
closed source driver - I guess for Linux only.


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