This chapter covers the following subjects:
Wireless Local-Area Networks: A brief history of wireless networking and some of the basic concepts.
How Bandwidth Is Achieved from RF Signals: The frequency spectrum used in RF transmissions.
Modulation Techniques and How They Work: How binary data is represented and transmitted using RF technology.
Perhaps this is the first time you have ever delved into the world of wireless networking. Or maybe you have been in networking for some time and are now beginning to see the vast possibilities that come with wireless networking. Either way, this chapter can help you understand topics that are not only tested on the CCNA Wireless exam but provide ...