[e2e] use of MAC addresses

grenville armitage garmitage at swin.edu.au
Thu Apr 13 16:13:34 PDT 2006

Charles M. Hannum wrote:
> I'm still trying to figure out where this notion of IP addresses being
> "globally unique" came from.  IP addresses are *not* globally unique.
> Even if we ignore NAT, they are still ephemeral due to DHCP, ND, etc.

Being ephemeral, and being unique while assigned, seem orthogonal to me.


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