One of the disconcerting things about using a virtual private network (VPN) is that it can be hard to tell when it's doing ...

An Internet Protocol or IP address is a numeric address that's assigned to your computer when you access the Internet. Similar to a combination of a house number and your ZIP code, it identifies your ...

Breaks down the five IP address classes in order to explain how they manipulate TCP/IP protocol functionality Before two or more computers can communicate with each other, a set of rules has to be in ...