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Home Networking: The Missing Manual
book

Home Networking: The Missing Manual

by Scott Lowe
July 2005
Beginner content levelBeginner
268 pages
7h 41m
English
O'Reilly Media, Inc.
Content preview from Home Networking: The Missing Manual

Wireless Networks

Wired networks have lots of advantages, but they can require enough wiring to reach Mars—and they keep you chained to your nearest network connection. Enter wireless networking, which uses radio signals instead of cables to transmit data. It can be a handy alternative to having your desk chair get tangled in a mass of Ethernet cable spaghetti, and it lets you roam as far as your signals reach, like out under the shade of a tree on a nice summer day. In addition, if you have a laptop that's ready for wireless, you can hop online at an ever-growing number of places—known as WiFi zones or hot spots—that broadcast Internet signals, like airports, public parks, and trendy coffee shops.

Note

Engineers, when not making up complicated names for things, develop wireless networking technology according to a series of rules. An international association—the Institute of Electrical and Electronics Engineers, known as IEEE (pronounced "eye triple E")—creates those rules, or standards, which specify how wireless devices work: what part of the radio spectrum they use and how they talk to each other. "WiFi" refers to the predominant family of wireless standards.

To set up a wireless network, you need a wireless router or base station (the term Apple prefers), which broadcasts your network traffic (including your Internet connection), over the airwaves. Depending on the type of wireless technology inside, wireless routers usually beam their signals over an area of about 50 to 150 ...

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Publisher Resources

ISBN: 059600558XErrata Page