CCNA Cisco Certified Network Associate Study Guide (Exam 640-802), 3rd Edition

5 Wireless

CERTIFICATION OBJECTIVES

5.01     Wireless LAN Technologies

5.02     WLAN Standards

5.03     WLAN Security

5.04     WLAN Implementation

5.05     WLAN Devices

         Two-Minute Drill

Q&A   Self Test

 

This chapter provides an introduction to wireless communications. Wireless transmission has been used for a long time to transmit data by using infrared radiation, microwaves, or radio waves through a medium such as air. With this type of connection, no wires are used. Wireless LANs (WLANs) are becoming more and more common in companies’ ...