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CCENT/CCNA ICND1 Official Exam Certification Guide (CCENT Exam 640-822 and CCNA Exam 640-802), Second Edition by Wendell Odom - CCIE No. 1624

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Chapter 2. The TCP/IP and OSI Networking Models

This chapter covers the following subjects:

The TCP/IP Protocol Architecture: This section explains the terminology and concepts behind the world’s most popular networking model, TCP/IP.

The OSI Reference Model: This section explains the terminology behind the OSI networking model in comparison to TCP/IP.

The term networking model, or networking architecture, refers to an organized set of documents. Individually, these documents describe one small function required for a network. These documents may define a protocol, which is a set of logical rules that devices must follow to communicate. Other documents may define some physical requirements for networking, for example, it may define the voltage and ...

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