Ethernet MAC address

[Bruno Wolff III]

On Sun, Dec 05, 2010 at 00:22:32 +0800,
  Misha Shnurapet <shnurapet at fedoraproject.org> wrote:
> 05.12.2010, 00:04, "Tom Horsley" <horsley1953 at gmail.com>:
> > On Sat, 4 Dec 2010 09:48:47 -0500
> > Tom H wrote:
> >
> >>  The "FF:FF:FF:FF:FF:FF" is a sign of hardware failure.
> >
> > Yea, I've had at least 3 linksys NICs forget their mac
> > address, like the rom has gone bad.
> 
> Is there a way to write it back?

Usually you can set a mac address for the device without needing to
worry about what's in its rom.
Use MACADDR in the ifcfg file for the nic.