Chapter 11. Troubleshooting and Maintaining Wireless Networks

THE FOLLOWING CWTS EXAM OBJECTIVES ARE COVERED IN THIS CHAPTER:

  • Recognize common problems associated with wireless networks and their symptoms, and identify steps to isolate and troubleshoot the problem. Given a problem situation, interpret the symptoms and the most likely cause. Problems may include:

    • Decreased throughput

    • Intermittent or no connectivity

    • Weak signal strength

    • Device upgrades

  • Identify procedures to optimize wireless networks in specific situations

    • Infrastructure hardware selection and placement

    • Identifying, locating, and removing sources of interference

    • Client load balancing

    • Analyzing infrastructure capacity and utilization

    • Multipath and hidden node

  • Connectivity

  • Signal strength

  • Throughput ...

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