Chapter 2. OSI Reference Model Versus Other Network Models

Upon completing this chapter, you will be able to:

  • Describe the layers of the Open Systems Interconnection (OSI) reference model

  • Explain the relationships between the OSI Layers

  • Distinguish between a network model and a network implementation

  • List the OSI Layers at which the Small Computer System Interface (SCSI) bus, Ethernet, IP, and Fibre Channel (FC) operate

  • Define common networking terms used to describe data units

Before delving into the details of the mainstream SCSI networking technologies, we should establish a common frame of reference. This allows accurate comparisons as we examine the details of each technology. The goal of the OSI reference model is to provide such a frame of reference. ...

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