Chapter 2. Exploring the Network Layers

Exploring the Network Layers
<feature><title>Chapter Goals</title>

This Chapter will give you an overview of networking terms and concepts of the TCP/IP protocol suite against the backdrop of Layers 1–4 of the Open System Interconnection (OSI) model. The following topics are covered:


Physical Layer—The physical layer covers the mechanical and electrical properties of the physical medium with respect to copper and fiber cabling specifications, binary signaling, and encoding technologies.


Data Link Layer—The Ethernet data link layer is used predominantly in content networking implementations. Ethernet data ...

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