nanog mailing list archives

Re: IP Dslams


From: Mikael Abrahamsson <swmike () swm pp se>
Date: Fri, 4 Jan 2019 16:47:30 +0100 (CET)

On Sat, 29 Dec 2018, Nick Edwards wrote:

Howdy,
We have a requirement for an aged care facility to provide voice and data,
we have the voice worked out, but data, WiFi is out of the question, so are
looking for IP-Dslams, preferably a system that is all-in-one, or self
contained, as in contains its own BBRAS/LNS/PPP server/Radius, such as has
a property managment API, or even just a webpage manager where admin can

Are you sure you need all of that?

When I designed ADSL solutions ~15 years ago I built with Paradyne DSLAM with ethernet uplink, then we used rfc 1483 bridged over ATM, so no need for PPP, radius or anything. It was just IPoETHERNEToATM and all the regular IPoE mechanisms could be used (DHCP etc).

So we just bundled the DSLAM with an L3 switch and that was that. One vlan per customer which solved the customer isolation problem. Customer could run modem in either bridged mode or terminate the IPoETHoATM PVC on the RG itself.

--
Mikael Abrahamsson    email: swmike () swm pp se


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