Eero Volotinen wrote: > 2010/10/13 Boris Epstein <borepstein at gmail.com>: >> On Wed, Oct 13, 2010 at 2:55 PM, Eero Volotinen <eero.volotinen at iki.fi> >> wrote: >>> 2010/10/13 Boris Epstein <borepstein at gmail.com>: >>>> On Wed, Oct 13, 2010 at 2:19 PM, Brunner, Brian T. >>>> <BBrunner at gai-tronics.com> wrote: <snip> >>>>> I'm suspicious (as others have suggested) the card itself is bad. I >>>>> think to suspect the flash chip that stores the MAC addr. The rest <snip> >>>> While those suspicions were well justified I am not sure your guess is >>>> correct in this particular case as I just swapped the NIC I had for a >>>> different one and I seem to be getting the same sort of errors again. >>>> What's the likelihood that two NICs in a row have a faulty flash? I'd start worrying about the m/b slot. Have you tried a different one, if one's available? >>> >>> Well, you can set new mac address also manually on ifcfg-ethX script >>> .. or ifconfig .. >> >> OK... how do I set it? Or, more importantly, how do I find out what >> MAC the card currently thinks it has? > > Well, ifconfig? > > It really doesn't matter, just generate random one.. > > edit /etc/sysconfig/network-scripts/ifcfg-ethX > > Remove HWADDR=00:00:00:00:00:00 > add MACADDR=WH:AT:YO:UW:AN:T0 > > It should work this way and then just service network restart .. I think I'd leave the first three octets alone - that's just the manufacturer's code. Oh, and I doubt any non-hex chars would work.... mark