IBM 86596ry Setup Guide - Page 15

Direct attach multiple cluster configuration This configuration shows multiple clusters connecting to a single FAStT500 RAID Controller Enclosure Unit. It uses the pre-installed mini-hubs as a starter solution with the option of adding additional FAStT500 mini-hubs and Fibre Channel switches/managed hubs for added host and drive scalability. Clus1 Clus2 FC host adapter FC host adapter FC host adapter FC host adapter FC host adapter FC host adapter FC host adapter FC host adapter FAStT500 RAID controller unit Host side Mini-hub Ctrl Mini-hub A Mini-hub Ctrl Mini-hub B Drive side Mini-hub Mini-hub Mini-hub Mini-hub EXP500 Loop1 Loop2 IN OUT IN OUT IN OUT Loop1 IN OUT Loop2 1 Clus1 LD1 LD2 2 Clus2 LD3 LD4 Figure 6. Direct attach multiple cluster configuration Note: Two partitions are shown; the Clus1 partition is separate from the Clus2 partition. LD is a logical drive. Hardware components overview This section provides an overview of the hardware components that comprise the IBM SAN solution. New components are frequently added from the IBM portfolio or third-party vendors. The following hardware components are discussed in this section: v Server v Fibre Channel host bus adapter v Fibre Channel RAID controller unit v Fibre Channel switch v SAN Data Gateway v Tape library v Hard disk drive enclosure Chapter 1. SAN solutions overview 7