Preface

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.

A network can be as small as two computers and a printer located in the corner of a family room or as large as the entire world. Although much of the theory of data transmission is the same, regardless of the network’s size, the specifics of the hardware and software are somewhat different, and no single book could describe ...

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