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The Internet Protocol (IP) is a very important protocol in internetworking. It would be no exaggeration to say that you can't really comprehend modern networking without a good understanding of IP. Unfortunately, IP can be somewhat difficult to understand. A large amount of complexity has become associated with it over the years, and this has allowed it to meet the many demands placed on it.

Before diving into the details of how IP works, we'll look at the basic concepts underlying IP. In this chapter, I explain how IP operates in basic terms and the most important aspects of how it does ...

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