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Storage Area Network Fundamentals by Meeta Gupta

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Chapter 6. SAN Topologies

In this chapter, you will learn about the following:

A storage area network (SAN) is based on Fibre Channel technology. Therefore, the three SAN topologies—point-to-point, Fibre Channel-Arbitrated Loop (FC-AL), and switched Fabric—are the same as Fibre Channel topologies. Of these three, FC-AL and switched Fabric are implemented more commonly because they are cost-effective, high-performing, and scalable. Although the point-to-point topology offers the best performance of the three, it incurs high costs and, therefore, is used only in specialized cases. An effective mix of these three topologies can be implemented to meet the specific requirements ...

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