TeamREES

When I teach class, especially to beginners or when I’m talking with parents about Internet Safety, a question I’m often asked is “How does the Internet actually work?” Well, in reality it’s obviously a complex topic, but we can certainly break it down into familiar terms. When you type in a web address, like www.palaestratraining.com, your computer actually does some work behind the scenes to translate that human readable name into an IP address. Just like if you wanted to call your friend Susy’s house, you would translate that (in your head probably) from her name into her telephone number, and you’d contact her by her telephone number.

Let’s use the concept of directory services (think of the yellow pages for your town). Let’s say there is a directory service for each city, for each state, and one master directory service for the whole country.
Read the rest of this entry »