Unable to select the Deduplication option
To create a CloudCatalyst storage server, the Enable NetBackup CloudCatalyst option must be selected in the Cloud Storage Server Configuration Wizard. Also, a directory must be indicated as the Local cache directory.
These options are grayed out if any of the following cases are true:
The selected media server does not have NetBackup 8.1 or later installed.
CloudCatalyst does not support the media server operating system.
CloudCatalyst does not support the cloud vendor.
See the NetBackup compatibility lists for support information: