On Sun, 1 Apr 2001, Brett Glass wrote:
> At 07:27 AM 4/1/2001, Wes Peters wrote:
>
> >Why use PPPoE -- you really prefer to toss away gobs of bandwidth?
>
> I don't see why it should be that inefficient. In fact, I've been
> thinking that due to header compression it might even be a bit
> faster.
It IS terribly inefficient. Header compression doesn't do much for you.
Ethernet over ATM overhead sucks enough, no need to add PPP headers.
> I'm doing it because we need a a machine on a wireless network
> to appear to be located at the hub. PPPoE creates a "tunnel" that
> does that. The way the network is set up, not all of the nodes can
> hear one another, but all can communicate with the hub. Using PPPoE
> makes the traffic go through the hub without subnetting (which
> would require reconfiguring many machines, some of which I do
> not administer). Could you suggest a better solution?
I'm hacking on a 'magic box' solution, which will essentially listen for
ARP packets from box A to box B, reply with its own MAC, and then forward
ethernet packets back onto the same wire, rewriting the MACs
appropriately.
-alex
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