Introduction - If you have any usage issues, please Google them yourself
Computer networks interconnected collections of computing hardware
and software~are a fact of life today. You might use a network to connect
to a printer located in another room, to interact with the Internet, or to share
files with someone in your company who is working in another city. Each
type of network has its own hardware and software requirements, all of
which is surrounded by a bewildering array of terminology.