Deploying Voice over Wireless LANs

Chapter 4. Wireless LAN Technologies

<feature><title>Objectives</title>

Upon completing this chapter, you will be able to

• Describe the operation of a wireless LAN.

• Define typical wireless LAN configuration settings.

• Differentiate pros and cons of 802.11a, 802.11b, and 802.11g.

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To effectively design a VoWLAN system, ensuring that you fully understand the operation of 802.11 wireless LANs is important. This chapter describes applicable elements, such as Media Access Control (MAC) layer frames and Physical (PHY) layer options. It focuses on how these elements impact the operation of VoWLAN applications and system design. Special attention is given to options that govern the behavior of a VoWLAN system.

The IEEE 802.11 standard, which is similar ...