Chapter 4. Wireless Networking

Chapter Outline

4-1 Introduction

4-2 The IEEE 802.11 Wireless LAN Standard

4-3 802.11 Wireless Networking

4-4 Bluetooth, WiMAX, and RFID

4-5 Securing Wireless LANs

4-6 Configuring a Point-to-Multipoint Wireless LAN: A Case Study

Summary

Questions and Problems

Objectives

• Define the features of the 802.11 wireless LAN standard

• Understand the components of the wireless LAN

• Explore how wireless LANs are configured

• Examine how site surveys are done for wireless LANs

• Investigate the issues of securing a wireless LAN

• Explore how to configure a point-to-multipoint wireless LAN

Key Terms

WLAN

Basic Service Set (BSS)

ad hoc

access point

transceiver

Extended Service Set (ESS)

hand-off

roaming

CSMA/CA

DSSS

ISM ...

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