Which functions are not provided by OceanStor ToolKit?

Send a control command through the backup server, first take a snapshot (or other similar operations) of the data volume that needs to be backed up to form a copy, then use the backup server to mount the snapshot volume, and use the backup server to back up the data on this volume to On the backup device.
What type of backup networking is described in the above workflow?

In the use of OceanStor BCManager eReplication for disaster tolerance switchover and failback testing, both the production and disaster recovery end arrays must support the snapshot feature.

Which network file sharing protocols are supported by a NAS storage system? (Multiple Choice)

Which functions are provided by InfoAllocator for OceanStor 9000 administrators? (Multiple Choice)