North American Network Operators Group

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Re: News of ISC Developing BIND Patch

  • From: Chris Boyd
  • Date: Thu Sep 18 23:05:14 2003

On Thursday, September 18, 2003, at 02:10  PM, [email protected] wrote:

manufacturer assigned macs are guaranteed to be globally unique.
A specific enterprise reconfiguring the mac is akin to an enterprise
using RFC1918 space.
I would say _supposed_ to be unique. Surely some cheapo manufacturer has recycled addresses from their old ISA card days.

Back in the mainframe days, admins used to always set the MAC addresses of devices on the token rings, since the MAC address was used to bid on which node managed the ring. I have seen people fat-finger it too.