Chapter 7

Getting Connected

Connecting to a Network and the Internet

Understanding Networking Concepts

Networking is vital to getting the most out of your MacBook Air. OS X manages most of the details of networking your MacBook Air for you, but it is helpful to understand essential networking concepts as you create your own network.



Simply put, a network is two or more devices connected together. A network enables the devices on it to communicate with each other. Devices communicate using various protocols to provide different services. For example, the Transmission Control Protocol/Internet Protocol, or TCP/IP, is the basic “language” ...

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