> No, and if you're on 10base5 or 10base2 I expect it to work fine,
> modulo any possible software upset the ARP code might experience over
> seeing its own MAC address coming form an apparently foreign port.
> 10baseT with hubs should work the same.

Also do make sure that IP forwarding isn't enabled on either system.
Then they will (hopefully silently) discard IP packets destined for
the other system because the IP address is wrong.

Whatever you do, don't run an ISO transport layer though :-)

	David

-- 
David Laight: david@l8s.co.uk