Chapter 5. GENERAL OSI REFERENCE MODEL ISSUES AND CONCEPTS
The idea behind the OSI Reference Model is to provide a framework for both designing networking systems and explaining how they work. As you read about networking, you will frequently find references to the various levels, or layers, of the OSI Reference Model. However, before I can properly discuss the actual OSI model layers, you need to understand the model as a whole.
In this chapter, I introduce the OSI Reference Model and provide some useful background information to help you understand it. I begin with a brief history of the model, including a look at its development and goals. I ...
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