In Mac OS X, your MAC (Media Access Control) address is distinct from the IP address assigned to your Mac, and is defined by the hardware of each Ethernet or AirPort interface.
To find your MAC address:
- From the Apple menu, select .
- In System Preferences, from the menu, select .
- In the left of the “Network” window that opens, click the name of your connection (e.g., , , , ).
- Click , and in the sheet that appears, click the , , or tab.
Look at the bottom of the window for “Wi-Fi Address”, the hexadecimal characters next to this are the machines MAC address.
Launch Terminal from the Applications:Utilities folder.
Type ifconfig into the Terminal window and press the Enter/Return key.
You will be shown data on all your interfaces.On systems with both an ethernet and wireless connection,
en0 will be your ethernet interface and en1 will be your wireless interface. A MAC address will be shown for both en0 and en1 and likely labeled as “ether”.
On systems with just a wireless connection, en0 will be your wireless interface.