The following figures show a subset of the supported configurations for Oracle ZFS Storage 7420 clustered controllers with two HBAs. To cable the controller to the disk shelves, see Getting Started with Cabling.
Figure 273 Clustered 7420 controllers with two HBAs connected to one DE2-24 disk shelf in a single chain
Figure 274 Clustered 7420 controllers with two HBAs connected to two DE2-24 disk shelves in two chains
Figure 275 Clustered 7420 controllers with two HBAs connected to three DE2-24 disk shelves in three chains
Figure 276 Clustered 7420 controllers with two HBAs connected to four DE2-24 disk shelves in four chains
Figure 277 Clustered 7420 controllers with two HBAs connected to multiple DE2-24 disk shelves in four chains
Figure 278 Multiple disk shelves in a single chain