The following figures show a subset of the supported configurations for Oracle ZFS Storage 7420 standalone controllers with two HBAs. To cable the controller to the disk shelves, see Getting Started with Cabling.
Figure 249 Standalone 7420 controller with two HBAs connected to one DE2-24 disk shelf in a single chain
Figure 250 Standalone 7420 controller with two HBAs connected to two DE2-24 disk shelves in two chains
Figure 251 Standalone 7420 controller with two HBAs connected to three DE2-24 disk shelves in three chains
Figure 252 Standalone 7420 controller with two HBAs connected to four DE2-24 disk shelves in four chains
Figure 253 Standalone 7420 controller with two HBAs connected to multiple DE2-24 disk shelves in four chains
Figure 254 Multiple disk shelves in a single chain