is the serial number on the motherboard unique

jessie at confettiantiques.com jessie at confettiantiques.com
Wed May 13 10:59:42 MDT 2009


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> Merrill Oveson wrote:
>> Is the serial number of the motherboard unique?
>>
>> I need a way to uniquely identify a computer (PC) from all other
>> computers
>> (PCs) in the world.
>>
>> I thought about using MAC address - but what if the computer doesn't
>> have a
>> network card?
>>
>> Then I thought all computers must have a motherboard - so why not use
>> the
>> serial number from it?
>>
>> Good idea, or is there something better?
>

Yes, that would work good. And the MAC address can easily be changed.
Something like "ifconfig eth0 hw net 00:34:E3:F1:A0".
> How about using:
> dmidecode -s system-uuid
>
> Frank
> - --
> Frank Sorenson - KD7TZK
> Linux Systems Engineer, DSS Engineering, UBS AG
> frank at tuxrocks.com
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