Multiple Services - Single Login

Alan DeKok aland at
Tue Jun 30 17:34:15 CEST 2009

Nick Huanca wrote:
> I am curious to understand the best means of providing multiple service
> authentications, such as PPPoE, Dialup, VPN, etc, via one login and
> password. I have seen it done before by NAS-IP-Address but it would
> quite cumbersome in our network. I was fooling around with the
> "NAS-Port-Type" but am having mixed results. Is there a better way to
> determine the type of service?

  The NAS *should* put something useful into the packet.  If it doesn't,
you're left with looking at the *entire* packet, and trying to figure
out which packets are for which service.

  Usually a combination of NAS IP address, NAS port, and Service-Type
should do the trick.

  Alan DeKok.

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