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Find Your MAC Address (Media Access Control)

MAC (or Media Access Control) address is a unique identifier for a device existing on a network. In order to add your PC, terminal, printer, etc. to the county network, it is necessary for you to provide us with this address.

Finding MAC Address on PC Running Windows NT, 2000, XP, Vista, or 7

  1. Make sure that the network cable is plugged into the ethernet port on the wall and the back of the PC.
  2. Click “Start” on the taskbar and select “Run”. If you are using Windows Vista or Windows 7, press the Windows key + R.
  3. In the “Open” dialog box, type the following (without quotes) and click “OK” (or just press enter): “cmd”
  4. This will launch an MS-DOS window. At the prompt (C:\>), type the following (without quotes) and press “Enter”: “ipconfig /all”
  5. You should now see screen output similar to the following:

    Screen capture of ipconfig outpupt

  6. The MAC address can also be referred to as HW (hardware), LAN (local area network), ethernet, adapter, or physical address. Notice the highlighted portion called physical address. The MAC address for the network card in this computer is: 00:01:03:25:12:11. The MAC address typically begins with two zeros.
  7. WARNING: Depending on what hardware you have installed (modem, other network card, etc.), make sure that you are looking at the address for the network card that you will be using to connect to the network.

Finding MAC Address on an Apple

  1. Click the System Preferences icon in your Dock. Or Click on the apple in the top left corner of your screen and then Click on System Preferences.
  2. Click on the Network icon.
  3. You should have a screen that looks like this:

    Network settings

    The MAC Address is highlighted in yellow.

Written By

Photo of Janyne KizerJanyne KizerTechnology Support Specialist (919) 515-3609 janyne_kizer@ncsu.eduExtension Information Technology - NC State University
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