If you don't know what
ping is, it's a program that tests the network connection between your computer and another host. When you run it you can see how fast the connection is but people use it mainly to test if it's even possible to make the network connection.
Often when I've had to struggle to get connected to the network (fiddling with the Ethernet cable or getting on a wifi broadcast) I often use ping to see if the internet connection works. Which host do I ping? I use
For a long time I was using
www.google.com for no obvious reason. My colleague Zahid uses
yahoo.com I noticed yesterday when I was leaning over his shoulder after connecting to a wireless router. So, who do you ping? (and why?)