Finding the IP address of your computer

How you determine the IP address of your machine depends on your platform and OS.

To locate the IP address of a PC running Windows 98 or Windows ME:

1. Choose Start > Run.
2. Type command, and press Enter.
3. At the command line prompt, type ipconfig, and press Enter.
4. Use the IP Address number displayed.

To locate the IP address of a PC running Windows NT or Windows 2000:

1. Choose Start > Run.
2. Type cmd, and press Enter.
3. At the command line prompt, type ipconfig, and press Enter.
4. Use the IP Address number displayed.

To locate the IP address of a Macintosh running OS 9.1 or earlier:

1. Choose Apple Menu > Control Panels > TCP/IP.
2. Use the number displayed in the IP Address text box.

To locate the IP address of a Macintosh running OS X:

1. Choose Apple Menu > System Preferences.
2. Double-click Network.
3. Choose Built-in Ethernet from the Configure menu, and click the TCP/IP tab.
4. Use the number displayed in the IP Address text box.