Or, in other variations:
Right-click the Start button and select Device Manager. Locate your Adapter: Expand the "Network adapters" section. Or, in other variations: Right-click the Start button
The first three octets (first six hex digits) represent the , which identifies the manufacturer of the network card. The first octet also contains two special "flag" bits: or more precisely:
Unlike Ethernet adapters, many modern wireless drivers and Windows versions (Vista and later) impose strict restrictions on MAC spoofing. Or, in other variations: Right-click the Start button
Troubleshooting checklist
(locally administered, multicast bit off for unicast — which is another constraint): Valid examples: 02 , 06 , 0a , 0e , 12 , etc. Basically even but not divisible by 4, or more precisely: