Chapter 10. Troubleshooting Ethernet LANs

This chapter focuses on the processes of verification and troubleshooting. Verification refers to the process of confirming whether a network is working as designed. Troubleshooting refers to the follow-on process that occurs when the network is not working as designed, by trying to determine the real reason why the network is not working correctly, so that it can be fixed.

Over the years, the CCENT and CCNA exams have been asking more and more verification and troubleshooting questions. Each of these questions requires you to apply networking knowledge to unique problems, rather than just being ready to answer questions about lists of facts that you’ve memorized.

To help you prepare to answer troubleshooting ...

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