The following figures show a subset of the supported configurations for Oracle ZFS Storage 7420 standalone controllers with three HBAs. To cable the controller to the disk shelves, see Getting Started with Cabling.
Figure 310 Standalone 7420 controller with three HBAs connected to one DE2-24 disk shelf in a single chain
Figure 311 Standalone 7420 controller with three HBAs connected to two DE2-24 disk shelves in two chains
Figure 312 Standalone 7420 controller with three HBAs connected to three DE2-24 disk shelves in three chains
Figure 313 Standalone 7420 controller with three HBAs connected to six DE2-24 disk shelves in three chains
Figure 314 Standalone 7420 controller with three HBAs connected to 18 DE2-24 disk shelves in three chains
Figure 315 Multiple disk shelves in a single chain