How do dialup ISPs allow multiple clients under one access number?

TSG tglassey at
Mon Nov 24 16:12:18 UTC 2008

OK - great timing on this -

So I need to hire a consultant who knows PATTON 2900 series RAS systems 
and managing them - i.e. someone with RADIUS experience.

Anyone here with that ability who wants to help setup a set of access 
points. One in NYC and one in SJ California? Contact me offlist

TGlassey at

Todd Glassey

Justin M. Streiner wrote:
> On Mon, 24 Nov 2008, John Musbach wrote:
>> I'm interested in figuring out how dialup ISPs work and have found
>> plenty of info on dialin server setup but not much on how ISPs allow
>> multiple clients under one access number, how do they do it?
> That depends on what you mean by multiple clients.  If you mean 
> multiple customers of a single ISP, you would provision serveral PRIs 
> through a telco, and assign a phone number that will hunt down through 
> all of PRIs to find an open port.
> If you mean multiple clients in the sense that you're a dial 
> wholesaler and you're providing service to multiple ISPs, you'd still 
> do hunt groups as mentioned by other posters, plus you could also 
> assign each wholesale client a unique RADIUS domain to allow for 
> client-specific attributes to be applied to dialin sessions.  For 
> example, this could be used to control the IP addresses that are 
> assigned a given ISP's customers.
> jms
> ------------------------------------------------------------------------
> Internal Virus Database is out of date.
> Checked by AVG - 
> Version: 8.0.175 / Virus Database: 270.9.8/1800 - Release Date: 11/19/2008 6:55 PM

More information about the NANOG mailing list