For disk shelves you insert a sas cable connector with the pull tab oriented down on the underside of the connector.
Netapp sas cabling.
If you are using sas optical multimode om4 breakout cables with mini sas hd to lc connectors for patch panels the following.
Disk shelves are never connected to other ha pair s in the cluster.
Two types of controllers and two types of disk shelves are used in these examples.
Disk shelf cabling is always isolated within the ha pair that owns the disks.
However the information in this guide is specific to the unique characteristics of disk shelves with iom12 modules and.
Netapp disk shelf cabling examples.
When oriented correctly into a sas port the connector clicks into place and if the disk shelf power is on at the time the disk shelf sas port lnk led illuminates green.
Qsfp to qsfp sas cables are used to connect disk shelves together and to connect disk shelves to the sas ports on the controller.
Sas optical multimode aoc cables with mini sas hd to mini sas hd connectors can be used for controller to stack and shelf to shelf connections and are available in lengths up to 50 meters.
The sas cabling rules regarding controller slot numbering rules shelf to shelf connection rules and controller to stack connection rules described in this guide are the same rules that apply to all sas disk shelves whether they have iom12 iom6 or iom3 modules.
Having a control path that is separate from the data path increases reliability and simplifies troubleshooting.