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CCENT Exam Cram (Exam 640-822) by Andrew Whitaker, Michael Valentine

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Chapter 8. Wireless LANs

Terms You’ll Need to Understand
  • ISM and U-NII
  • Wi-Fi, 802.11, 802.11a, 802.11b, 802.11g
  • Ad-Hoc mode and Infrastructure mode
  • BSS and ESS
  • FHSS, DSSS and OFDM
  • SSID
  • Authentication, Encryption, and Intrusion
  • WEP, EAP, WPA and WPA2/802.11i
Concepts and Techniques You’ll Need to Master
  • Identify the differences between wireless LAN standards
  • Describe the differences between WLAN modes
  • Identify the differences between BSS and ESS
  • Identify security threats specific to WLANs and techniques to mitigate them
  • Identify the four WLAN security implementations, their operation, strengths, and weaknesses
  • Identify the basic configuration steps for installing and using a wireless access point

Introduction

This chapter introduces Wireless LAN ...

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