How to find your MAC address (Linux/Windows/Mac OS X)

March 18, 2010 · Posted in Fedora, Linux, Mac OS X, Networking, Ubuntu, Unix, Win7, Windows, centos 

Windows XP/Vista/7
Run ipconfig/all from a Command Prompt window.

  • click Start, then Run, then type cmd in the text box.
  • Type in ipconfig/all in the Command Prompt Windows and press enter

You should get something like this


Your MAC Address is listed under ‘Physical Address’ as a series of 6 groups of two digits, letters and numbers, separated by dashes, such as in the image below. Make sure you get the physical address of the correct network adapter – usually there are several listed.

Linux

On Linux systems, you must login as root user first before you find the Mac Address

  • Launch your terminal
  • Type the following command to become root user

[ahkwai@techkaki ~]$ su -
Password:

  • Then, type ifconfig. Example:-

MAC OS X

Choose “System Preferences...” from the Apple menu. Then select “Network.” Double-click on “Airport” or “Built-in Ethernet” depending on how you access the Internet or your network.

For ‘Built-in Ethernet’, select the Ethernet tab.  Read the MAC address labeled ‘Ethernet ID:’.

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