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Fibre Channel for Mass Storage by Ralph H. Thornburgh

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1.6. Topologies

1.6.1. Point-to-Point

The first topology to discuss is the simplest, it is called a point-to-point topology. It is two nodes (devices) connected together. One node could be a computer system and the other node could be a disk array.

Figure 1-3. Point-to-Point Topology

This particular topology uses two nodes (each node must have at least one port), and the nodes are connected using one link or cable. The point-to-point connection guarantees instant access with no interference from any other node or application.

If a peripheral node, such as a disk array, has two N_Ports, access to the disk array could be shared between two computer ...

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