How Do I ... Find My MAC Address

Apple / Macintosh

To find your MAC address, from the Apple menu, select System Preferences... . From the View menu in System Preferences, select Network.

    * In Mac OS X 10.5 and later, in the left column of the Network preference window that opens, click the name of your connection (e.g., AirPort, Ethernet, Built-in Ethernet). Click the Advanced... button, and in the sheet that drops down, click either the Ethernet or AirPort tab. The string of letters and numbers next to "Ethernet ID:" or "AirPort ID:" is your MAC address.

    * In Mac OS X 10.3 or 10.4, in the Network preference window that opens, make sure the pull-down menu next to "Show:" lists your connection (e.g., AirPort, Built-in Ethernet). Under the Ethernet or AirPort tab, the string of letters and numbers next to "Ethernet ID:" or "AirPort ID" is your MAC address.

Windows XP

You can find your machine's Ethernet or Wireless hardware addresses using Microsoft's ipconfig utility:

1. Click the Start button.

2. Select Programs and then select Accessories/Command Prompt.

3. At the C:\> prompt, enter the following then press the Enter key:

            ipconfig /all

4. Your machine's Ethernet or Wireless hardware address is listed as the Physical Address.

5. If your machine has both an Ethernet and a Wireless connection, two Physical Adresses will be shown in different sections. The Ethernet hardware address is listed under Ethernet Adapter Local Area Connection and the Wireless hardware address will be listed under Ethernet Adapter Wireless Network Connection.

6. To close the Command Prompt window, enter the following at the C:\> prompt then press the Enter key:

             exit

Windows Vista and Windows 7

You can find your machine's Ethernet or Wireless hardware addresses using Microsoft's getmac utility:

1. If your device is a Dell laptop, ensure it is plugged into an electrical outlet; if it is not plugged in, the device's Ethernet address will not be displayed.

2. Click the Start button.

3. In the Search box, enter the following then press the Enter key:

            cmd

4. At the DOS prompt, enter the following then press the Enter key:

            getmac /v

5. Your machine's Ethernet or Wireless hardware addresses are listed as the Physical Addresses.

6. If your machine has both an Ethernet and a Wireless connection, two Physical Adresses will be shown in different sections. The Ethernet hardware address is listed under Ethernet Adapter Local Area Connection and the Wireless hardware address will be listed under Ethernet Adapter Wireless Network Connection.

7. To close the Command Prompt window, enter the following at the C:\> prompt then press the Enter key:

             exit



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