How to locate a computer's MAC address


How to find the MAC address / Physical Address of a computer.

Product Line

TAC I/NET, TAC Vista, Andover Continuum, Satchwell MicroNet, Satchwell Sigma, TAC I/A Series, SmartStruxure Solution, Other


  • All computers


The MAC address of a computer may be required when working on licensing issues. MAC stands for Media Access Control and is a unique identifier assigned to network interfaces for communications on the physical network segment.


  1. Go to the Start > Run.
  2. Type "cmd" into the Open field.
  3. In the CMD window, type the command "ipconfig /all".
  4. Locate the connection that the computer is currently using (For this example it is the Ethernet adapter Local Area Connection). You will find the Physical Address (MAC address).