Chapter 22. Getting Data from Here to There: How Computers Share Data

This chapter explains how networks pass data between computers. This process will be discussed from two separate vantage points: logical topologies, such as Ethernet, Token Ring, and ATM; and network protocols, which we have not yet discussed.

A Warning for the Technically Challenged

As you’ve seen throughout this book so far, computer hardware and software can be simple to understand and easy to use. This is also true for network hardware and software. Nevertheless, all forms of data communications, at the network level, are rather technical by their very nature. So be forewarned that the rest of the material in this chapter is more technical than you’ve been used to so far. ...

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