Adaptec 412R User Guide - Page 135
Hubs Disabled, SAN Solution Strategies DuraStor 7320SS only
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Page 135 highlights
Figure B-3 Two Hosts and Two Switches B-5 Host 1 FC HBA See's LUN 1 & LUN 2 Switch 1 See's LUN 1 & FC HBA LUN 2 HOST I/O P1 P2 Host 2 FC HBA See's LUN 1 & LUN 2 Switch 2 FC HBA See's LUN 1 & LUN 2 P4 P3 Host I/O Connectors RAID Controller FC1 LUN 1 Active Disk CH1 FC2 LUN 1 Disk Active CH2 Disk CH0 Disk CH3 Controller 1 RAID Controller FC1 LUN 2 Active Disk T CH1 FC2 LUN 2 Active Disk CH2 T Disk T CH0 Disk CH3 Controller 2 T Drives 7 - 12 Drives 1 - 6 T= Location of internal termination Disk I/O Connectors T SEP T SEP SAF-TE Disk I/O T T Disk I/O CH 0 CH 3 CH 1 CH 2 Figures B-3 and B-4 show two controllers configured in an activeactive dual-port mode with the internal hubs disabled. Two hosts are connected via two independent switches. Using external switches supports higher bandwidth, since the host ports are not required to share bandwidth on a loop. Hubs Disabled SAN Solution Strategies (DuraStor 7320SS only)
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