[107643] in North American Network Operators' Group
Re: [Fwd:] Nvidia NICs with duplicate mac addresses
daemon@ATHENA.MIT.EDU (Christopher LILJENSTOLPE)
Tue Sep 9 00:44:21 2008
From: Christopher LILJENSTOLPE <cdl@asgaard.org>
To: Scott Berkman <scott.berkman@reignmaker.net>
In-Reply-To: <001f01c90f67$46e4d5e0$d4ae81a0$@berkman@reignmaker.net>
Date: Mon, 8 Sep 2008 19:25:38 -0700
Cc: "'Robert E. Seastrom'" <rs@seastrom.com>, nanog@nanog.org
Errors-To: nanog-bounces@nanog.org
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Oh, it's the truth - trust me. There was an Interop show (back when =20
it really was an Interoperability event) that was made quite enjoyable =20=
for the network staff by that set of NIC cards....
Chris
On 05 Sep 2008, at 07.53, Scott Berkman wrote:
> This reminds me of a story I was told a while back that there was a =20=
> batch
> of 3com NIC's that all went out with the same MAC from the factory. I
> never found out if that was a rumor/urban legend or the truth. Anyone
> know firsthand or have an article about that?
>
> -Scott
>
> -----Original Message-----
> From: Robert E. Seastrom [mailto:rs@seastrom.com]
> Sent: Friday, September 05, 2008 10:33 AM
> To: nanog@nanog.org
> Subject: [Fwd:] Nvidia NICs with duplicate mac addresses
>
>
> Forwarded to NANOG in the interests of wider awareness... having been
> there and torn out my already scarce hair, duplicate MAC addresses can
> really mess up your day...
>
> ---
>
> Just when you thought this couldn't happen any more...
>
> Copying from a different email list...
>
> mac address 04:4b:80:80:80:03, was showing up in multiple places
> across the network. I googled the mac address and discovered that
> other people are having the same issue with this mac address. Below
> are some links describing the problem:
> =09
> http://forums.nvidia.com/index.php?showtopic=3D22148
> http://www.nvnews.net/vbulletin/archive/index.php/t-73469.html
>
>
> I just wanted everyone to know about this problem in case you run
> across similar slow "connectivity" issues. I believe the network card
> is made by NVIDIA.
>
>
>
>
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=E6=9D=8E=E6=9F=AF=E7=9D=BF
Check my PGP key here:
http://pgp.mit.edu:11371/pks/lookup?op=3Dget&search=3D0xCB67593B
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