tailieunhanh - CCNA Wireless Official Exam Certification Guide part 44

CCNA Wireless Official Exam Certification Guide part 44 is a best of breed Cisco® exam study guide that focuses specifically on the objectives for the CCNA® Wireless IUWNE exam. Senior instructor Brandon Carroll shares preparation hints and test-taking tips, helping you identify areas of weakness and improve both your conceptual knowledge and hands-on skills. Material is presented in a concise manner, focusing on increasing your understanding and retention of exam topics. | This chapter covers the following subjects Physical Connections and LEDs A look at troubleshooting using physical features of the network. Common Client-Side Issues A discussion of common client issues. Using the CLI to Troubleshoot A look at CLI commands for viewing and debugging using the CLI. Using the Controller Interface Details of troubleshooting using various web interface pages. Using WCS Version to Troubleshoot Clients Overview of techniques used to troubleshoot clients using WCS. Using the Cisco Spectrum Expert A brief introduction to the Cisco Spectrum Expert and its use. CHAPTER 20 Troubleshooting Wireless Networks Trouble tends to be something everyone runs into at some point in time. People make typos. Cables mysteriously go bad. Stuff happens. This chapter discusses numerous issues that can happen in a wireless network along with some of the techniques commands configuration pages and methods that you can use to correct them. Although everyone has a unique style this chapter helps you hone your skills at recognizing misconfigurations and making corrections using the command-line interface CLI the controller interface and the Wireless Control System WCS . You should do the Do I Know This Already quiz first. If you score 80 percent or higher you might want to skip to the section Exam Preparation Tasks. If you score below 80 percent you should spend the time reviewing the entire chapter. Refer to Appendix A Answers to the Do I Know This Already Quizzes to confirm your answers. Do I Know This Already Quiz The Do I Know This Already quiz helps you determine your level of knowledge of this chapter s topics before you begin. Table 20-1 details the major topics discussed in this chapter and their corresponding quiz questions. Table 20-1 Do I Know This Already Section-to-Question Mapping Foundation Topics Section Questions Physical Connections and LEDs 1-2 Common Client-Side Issues 3-5 Using the CLI to Troubleshoot 6-11 Using the Controller Interface .