Chapter 2: Understanding Common Wireless Communications

Exam Objectives

check.png Identifying infrared, Bluetooth, cellular networks, and 802.11 wireless network characteristics

check.png Optimizing features of 802.11 wireless networks

check.png Identifying security settings for 802.11 access points and wireless ­networks

check.png Installing and configuring a SOHO network

check.png Connecting to 802.11 wireless networks

Once the domain of cutting-edge techno-geeks, wireless technology is now for everyone. Wireless technology has entered all aspects of our lives, so as a CompTIA A+ Certified Professional, you need to deal with wireless connectivity. This chapter gives you an overview of the technologies involved.

The main types of wireless devices that you see in this chapter are infrared, Bluetooth, cellular networking, and 802.11 wireless networking.

Understanding Infrared Devices

Of the wireless technologies I cover in this chapter, infrared is the technology that has been around the longest and is likely the most stable in its ...

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