All of the other benefits of a home network—file sharing, internal web hosting, and so forth—are handy, but the main reason that most people want to connect all of their household computers together is to share a high-speed Internet connection. In a business, those other services are more important than they are at home, but Internet access for everybody is still important. This chapter explains how to connect a network to the Internet and how to set up each computer to connect to the Internet through the network.

The Internet is often described as a "network of networks." In other words, the Internet provides a way to exchange data between your own LAN and millions of other networks. Before you ...

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