CHAPTER 8The Wonderful World of Routing

The CompTIA Network+ certification exam expects you to know how to

• 1.4 Explain the purpose and properties of routing and switching

• 2.1 Given a scenario, install and configure routers and switches: routing tables, NAT, PAT

• 2.5 Given a scenario, troubleshoot common router and switch problems


To achieve these goals, you must be able to

• Explain how routers work

• Describe dynamic routing technologies

• Install and configure a router successfully

The true beauty and amazing power of TCP/IP lies in one word: routing. Routing enables us to interconnect individual LANs into WANs. Routers, the magic boxes that act as the interconnection points, have all the built-in smarts to inspect incoming packets ...

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