An administrator monitors the performance statistics of a PowerProtect DD appliance. Low disk-write rates are shown, and the network inbound traffic is high.
What is the most likely cause of this behavior?

Which command is used to check if NFS is enabled?

A storage administrator finished the zoning between the PowerProtect DD and the NetWorker backup server. How can they verify that the zoning was completed properly and the server HBA are visible?

What are the steps to configure the Retention Lock Compliance?

An engineer is deploying two PowerProtect DD6900 systems in an HA pair. The installation includes ES40, DS60, and FS25 expansion shelves.
What consideration should be made when cabling the hardware?