CHAPTER 21

Local Area Networking

In this chapter, you will learn how to

•   Explain the basics of TCP/IP

•   Install and configure wired networks

•   Troubleshoot wired networks

Networks dominate the modern computing environment. A vast percentage of businesses have PCs connected in a small local area network (LAN), and big businesses simply can’t survive without connecting their many offices into a single wide area network (WAN).

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NOTE This chapter only covers local area networks, such as a group of computers in a single office. We’ll save connecting to the Internet for Chapter 23, “The Internet.” But be ready! You need to understand everything ...

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