Step 1: Click on the Start menu
Step 2: Click on Run
Step 3: Type: cmd (command for Windows 98) and press Enter
Step 4:
In the DOS window, type: ping

Macintosh (OS X+):
1.) Open the Local disk directory
2.) Open the Applications directory
3.) Open the Utilities directory
4.) Open the Terminal application
5.) In the Terminal window type: ping