[Fwd:] Nvidia NICs with duplicate mac addresses
cdl at asgaard.org
Mon Sep 8 21:25:38 CDT 2008
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Oh, it's the truth - trust me. There was an Interop show (back when
it really was an Interoperability event) that was made quite enjoyable
for the network staff by that set of NIC cards....
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
> 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?
> -----Original Message-----
> From: Robert E. Seastrom [mailto:rs at seastrom.com]
> Sent: Friday, September 05, 2008 10:33 AM
> To: nanog at 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:
> 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.
Check my PGP key here:
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