[c-nsp] ASA output of show dhcpd binding - odd hardware address?

Peter Rathlev peter at rathlev.dk
Wed Mar 10 13:31:45 EST 2010


On Wed, 2010-03-10 at 11:59 -0600, Jeff Wojciechowski wrote:
> Curious thing though is that both are locally attached Ethernet
> devices. One a Nortel IP phone and the other a Dell PC with Windows.

It just means that the Nortel device doesn't send a client ID and the
Dell device does.

This turned up after a quick round of googling:

http://www.net.princeton.edu/announcements/dhcp-cliid-must-match-chaddr.html

IMO the document explains well how the client-ID bit works.

-- 
Peter




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