Changing the MAC address on a LAN adapter

Chuck Swiger cswiger at
Mon Jan 24 19:45:39 UTC 2011

On Jan 24, 2011, at 10:44 AM, Fred wrote:
> Ethernet MAC addresses are assigned by the manufacturer of the equipment.  Each unit gets a unique address which generally can't be changed and shouldn't be changed.  The manufacturer buys a block of addresses from the IEEE.

Yes, although folks can set the locally administered bit in the 6-byte MAC address instead of using globally administered addresses & vendor-assigned blocks from IEEE OUI...


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