I still don't fully understand where, in the picture below, is the
"system" which you want to modify and what is instead standard stuff
that you cannot touch...


> >>From your description this is what i understand:
> >
> >    customer ----[ DSL bridge ]------+----[ main router ]-- rest of net.
> >                                  |
> >    customer ----[ DSL bridge ]------+
> >                                  |
> >     repeat 150 to 900 times     | shared frame relay without
> >                                  | multicast/broadcast support
> >    customer ----[ DSL bridge ]------+
> 
> each DLCI is modeled as a PTP connection, so the system sees a physical
> interface for each channel. The bridge software just sees then as bridged
> interfaces.
> 
> the "right" way to do it is to allocate a subnet to each bridge group, as
> different bridge groups cant talk at the mac layer by design. Im just
> trying to come up with an easy solution to free up addtional IP space so
> customers with only 2 address dont have to get a whole subnet.

        cheers
        luigi

-----------------------------------+-------------------------------------
  Luigi RIZZO, [EMAIL PROTECTED]  . Dip. di Ing. dell'Informazione
  http://www.iet.unipi.it/~luigi/  . Universita` di Pisa
  TEL/FAX: +39-050-568.533/522     . via Diotisalvi 2, 56126 PISA (Italy)

                  http://www.iet.unipi.it/~luigi/ngc99/
====  First International Workshop on Networked Group Communication  ====
-----------------------------------+-------------------------------------


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