Chapter 12

WLAN Concepts

Objectives

Upon completion of this chapter, you will be able to answer the following questions:

  • What is WLAN technology and standards?

  • What are the components of a WLAN infrastructure?

  • How does wireless technology enable WLAN operation?

  • How does a WLC use CAPWAP to manage multiple APs?

  • What is channel management in a WLAN?

  • What are threats to WLANs?

  • What are WLAN security mechanisms?

Key Terms

This chapter uses the following key terms. You can find the definitions in the Glossary.

Wireless LAN (WLAN) Page 349

Wireless Personal-Area Networks (WPAN) Page 349

Wireless MANs (WMAN) Page 350

Wireless Wide-Area Networks (WWANs) Page 350

WiMAX (Worldwide Interoperability for Microwave Access) Page 352

4G/5G Page 352

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