This article lists the commands or methods to discover the MAC address of
network cards under various operating systems.
Finding a Network Card's MAC Address
Run the command: winipcfg
MAC address appears in "Adapter Address" section.
Windows NT4 and Windows 2000/XP/7/8
Start a command prompt and run the command: ipconfig /all
The MAC address is in the "Physical Address" section.
Linux and Unix
Run the command: /sbin/ifconfig -a.
The card's MAC address is the value after the word Ether, HWaddr, or Address.
On the Apple menu, select Control Panels.
Open the MacTCP panel
There are two options: EtherTalk and EtherNet. Press the Option
key and click on EtherNet to display the card's MAC address.