2.6. Summary
In this chapter, you learned about the OSI model and had an introduction to a few of the most popular protocols in use today. You also learned about the seven layers that make up the OSI model, which are (from top to bottom) the Application, Presentation, Session, Transport, Network, Data Link, and Physical layers. In addition, you learned what each layer's primary responsibility is and in what layer certain popular protocols function. This chapter also reiterated at which layers certain common devices operate.
This chapter included discussions of some of the major protocol suites, including TCP/IP, IPX/SPX, NetBEUI/NetBIOS, and AppleTalk, and how the different protocols of each suite work together. For each protocol, you learned ...
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