The following figures show a subset of the supported configurations for Oracle ZFS Storage 7420 standalone controllers with four HBAs. To cable the controller to the disk shelves, see Getting Started with Cabling.
Figure 316 Standalone 7420 controller with four HBAs connected to one DE2-24 disk shelf in a single chain
Figure 317 Standalone 7420 controller with four HBAs connected to two DE2-24 disk shelves in two chains
Figure 318 Standalone 7420 controller with four HBAs connected to three DE2-24 disk shelves in three chains
Figure 319 Standalone 7420 controller with four HBAs connected to four DE2-24 disk shelves in four chains
Figure 320 Standalone 7420 controller with four HBAs connected to eight DE2-24 disk shelves in four chains
Figure 321 Standalone 7420 controller with four HBAs connected to 24 DE2-24 disk shelves in four chains
Figure 322 Multiple disk shelves in a single chain