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CWNA Certified Wireless Network Administrator Official Deluxe Study Guide: Exam CWNA-106 by David A. Westcott, David D. Coleman

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IN THIS CHAPTER, YOU WILL LEARN ABOUT THE FOLLOWING:

  • CSMA/CA vs. CSMA/CD
    • Collision detection
  • Distributed Coordination Function (DCF)
    • Interframe space (IFS)
    • Duration/ID field
    • Carrier sense
    • Random backoff timer
  • Point Coordination Function (PCF)
  • Hybrid Coordination Function (HCF)
    • Enhanced Distributed Channel Access (EDCA)
    • HCF Controlled Channel Access (HCCA)
  • Block acknowledgment (BA)
  • Wi-Fi Multimedia (WMM)
  • Airtime Fairness

images One of the difficulties we had in writing this chapter was that in order for you to understand how a wireless station ...

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