Find a MAC Address on Windows XP and 2000
Step 1: Open run dialog
Click the Start Menu button then click the Run... link to open the run dialog.
Step 2: Open cmd
Type cmd into the text box and hit Enter or click Run. This will open the command line.
Type ipconfig /all and hit enter.
Step 3: Run ipconfig
Step 4: Extract the MAC Address
Look under the type of connect you're finding and navigate to the Physical Address listing. This is the MAC Address for that adapter.