[cisco-nas] dhcp "like" ppp aaa - maybe silly question ;-)

Aaron Leonard Aaron at Cisco.COM
Mon Nov 3 12:31:34 EST 2003


> >> These users are terminated (RFC1483 Routing/Bridging) in a dslam and
> >> until now they just
> >> get an ip through dhcp. We're trying to find a way in order to make
> >> them "behave" like ppp
> >> users with username/password authentication/accounting, per-user
> >> attributes/qos, like we
> >> do in all our other users through our radius servers.
> >
> >
> > Well, the right answer (I suppose you know this already) is
> > to switch from RFC-1483 to PPPoA or PPPoE.  I'm not sure what
> > you can do with RFC-1483 ... maybe someone has some ideas?

> I'm using RFC1483 and not PPPoX for this scenario, because we're using video multicasting
> and we want to have 1 multicast stream per dslam. If we use PPPoX, then we'll have many
> streams from the bras to the dslam, because the user ppp/ip will be terminated on the
> bras. Of course there is the solution of an ip dslam and we are going to have a further
> look at it.

OK.  I guess the SESM/SSG stuff could be brought to bear here.  I'm not
at all up on that stuff, though.

http://www.cisco.com/warp/public/cc/pd/as/6400/prodlit/exdre_ds.htm
http://www.cisco.com/warp/public/cc/pd/as/6400/prodlit/ssgw_ds.htm
http://www.cisco.com/univercd/cc/td/doc/solution/sesm/sesm_315/solgde/01intro.htm

Aaron


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