In message <9011A52E011ED311B4280004AC1BA6156D4F48@yalepress3.unipress.yale.edu
>, David Woyciesjes writes:
>	If I'm correct, MAC addresses are hardwired into the chips on any
>network interface.

Just most.  As I recall, big Sun hardware has the habit of using the same
MAC address for *every* interface on a given box.

>	Why change the MAC address anyway? I'm confused there...

So that a router won't be surprised at the sudden change in MAC address
for a given host.

-s