Requirements for cabling HA pair | ONTAP

Rack cabinet installation
You need to install your HA pair in one or more Lenovo rack cabinets.

Required documentation
Installing an HA pair requires that you have the correct documentation.

Required tools
You must have the correct tools to install the HA pair.

Required equipment
When you receive your HA pair, you should receive a list of required equipment.

Preparing your equipment
You must install your nodes in your rack cabinets .

Cabling a standard HA pair
To cable a standard HA pair you should cable the SAS or NVMe disk shelves as appropriate and then cable the HA interconnect.

Cabling a mirrored HA pair
To cable a mirrored HA pair, you must identify the ports that you need to use on each node, cable those ports, and then cable the HA interconnect.

Required connections for using uninterruptible power supplies with standard or mirrored HA pairs
You can use a UPS (uninterruptible power supply) with your HA pair. The UPS enables the system to fail over gracefully if power fails for one of the nodes, or to shut down gracefully if power fails for both nodes. You must ensure that the correct equipment is connected to the UPS.