MAC address changes on every boot

[Bill Oliver]

On Thu, 30 Apr 2015, Tom Horsley wrote:

> On Thu, 30 Apr 2015 09:24:32 -0700
> Randy Wyatt wrote:
>
>> Any ideas?
>
> I've had at least two separate linksys NIC cards die like this. The
> MAC would be randomly different on each power cycle. I chucked
> those cards in the recycle bin :-).
>
> If these are built in ethernet ports, perhaps the motherboard
> battery is going dead and causing a similar problem?
>

You could set the MAC address on each bootup so that it's consistent.

See, for instance:

http://www.billoblog.com/?p=1252

The above is for fedora 19, but the method is about the same for F21.

Obviously, you'd set it to a number rather than randomizing it...

billo