[62520] in North American Network Operators' Group
Re: News of ISC Developing BIND Patch
daemon@ATHENA.MIT.EDU (Mr. James W. Laferriere)
Thu Sep 18 15:30:23 2003
Date: Thu, 18 Sep 2003 15:25:36 -0400 (EDT)
From: "Mr. James W. Laferriere" <babydr@baby-dragons.com>
To: bdragon@gweep.net
Cc: Justin Shore <listuser@numbnuts.net>, nanog@merit.edu
In-Reply-To: <20030918191057.36020.qmail@sidehack.sat.gweep.net>
Errors-To: owner-nanog-outgoing@merit.edu
Hello Whoever ,
On Thu, 18 Sep 2003 bdragon@gweep.net wrote:
> > On Wed, 17 Sep 2003 bdragon@gweep.net wrote:
> > > MAC addresses are not without authority delegation. The IEEE is the ultimate
> > > authority in said case.
> > > Any solution which requires uniqueness also requires a singular ultimate
> > > authority.
> > Even MACs aren't entirely unique. Some places used to assign MAC
> > addresses like they assigned IP addresses and the NIC had to be
> > reconfigured for the assigned MAC. An admin was freely able to assign a
> > MAC to Joe Blow using a 3Com or Cisco OUI without fear of retribution. I
> > personally have never seen any use in such a thing but obviously someone
> > did.
> > Justin
> manufacturer assigned macs are guaranteed to be globally unique.
> A specific enterprise reconfiguring the mac is akin to an enterprise
> using RFC1918 space.
I have to agree with Mr. Shore here . Mac addresses are NOT
unique from ALL manufacturers '.' . I do beleive that there was a
a brand (maybe not USA) that the cadr came without mac-address
hard assigned on the card , You HAD to , using their
configuration tool assign one . JimL
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| James W. Laferriere | System Techniques | Give me VMS |
| Network Engineer | P.O. Box 854 | Give me Linux |
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