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Cisco Networking Simplified by Jim Doherty, Paul Della Maggiora

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Part I. How the Internet Works

How the Internet Works
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At the beginning of the 1990s, www.something.com would have meant nothing to people. Since then, a whole new communication medium has changed the way people around the world communicate with each other. The Internet has done no less than transform the world into a new “age”: the Information Age.

Where computers and networking were previously reserved for geeks and bean counters, everyone has been touched by the Internet revolution. E-mail and the World Wide Web are nearly as prevalent as phones and classified ...

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