[Noisebridge-discuss] IEEE OUI block

[Dr. Jesus]

On Tue, Mar 1, 2011 at 1:33 PM, Jonathan Lassoff <jof at thejof.com> wrote:
> On Tue, Mar 1, 2011 at 1:22 PM,  <alex at alexperez.com> wrote:
>>> On Tue, Mar 1, 2011 at 9:51 AM, Dr. Jesus <j at hug.gs> wrote:
>>>> Does anyone maintain an IEEE OUI?  I want to buy something like 64
>>>> valid addresses for a project, and an IAB is way more than I need.
>>
>>
>> Why not just use/steal one from a range allocated to Xerox? It's not like
>> they've made Ethernet devices in the last 20+ years
>
> Aint that the truth! Poor PARC... always getting the short end of the stick. :p
> I bet there are a lot of unused OUIs out there (I wonder if there's a
> yearly maintenance cost to the IEEE. I doubt they'd ever rescind and
> re-issue an OUI though).

You only pay annually if you want a private registration.

> Is this for something that you'll pass onto a third party?
> You could also just set the IG bit (second-least significant bit in
> byte number 1) and create your own internal assignment/uniqueness
> protocols.

I did think about a locally administered address, but it's going in a
shipping product.

For the record, the answer is to buy a SEEPROM with a MAC address built in:

  http://www.microchip.com/ParamChartSearch/chart.aspx?branchID=7044

Dallas/Maxim has some parts that do the same thing.