Step 1: Open a Windows command prompt window

Objective

• Determine the MAC address of a Windows XP computer on an Ethernet network using the ipconfig /all command.

• Access to the Run command.

Background/Preparation

Every computer on an Ethernet local network has a Media Access Control (MAC) address that is burned into the Network Interface Card (NIC). Computer MAC addresses are usually displayed as 6 sets of two hexadecimal numbers separated by dashes or colons. (example: 15-EF-A3-45-9B-57). The ipconfig /all command displays the computer MAC address. You may work individually or in teams.

The following resources are required:

• Windows XP workstation with at least one Ethernet network interface card (NIC)

Step 1: Open a Windows command prompt window

a. From the Windows XP desktop, click Start then Run

b. Type cmd in the Run dialogue box then click OK

A Windows command prompt window opens.