A.Before establishing a shared connection, establish a session and then negotiate a protocol.

B.File operations can only be performed after a shared connection is established.

C.Perform security authentication in the protocol negotiation stage.

D.After the file operation is completed, no client request is required, and the server will automatically disconnect the shared connection.

A.The OceanStor 9000 system provides an N+M:B protection method, which can support any M disk failures or B node failures

B.The data protection method provided by the OceanStor 9000 system is exactly the same as that of traditional RAID

C.If the number of simultaneously failed nodes in the system does not exceed the number of redundant data copies, the system can continue to provide services

D.The OceanStor90O0 system adopts NVDIMM (power-saving memory) technology to ensure that data is not lost when a node is powered off abnormally

A.Basic Properties of Folders

B.Permissions can be set to read-only, read-write

C.Set the IP sent by the client when sharing

D.Can be controlled by root_squash/no_root_squashi in shared advanced settings

A.WSSE Authentication

B.LDAP Authentication

C.AD Domain Authentication

D.NIS Authentication

A.HyperCopy: Data protection between devices (LUN copy)

B.SmartMigration: Incremental-based local data protection (Smart Data Migration)

C.HyperReplication: Disaster recovery protection between data centers (remote replication)

D.HyperSnap: Local data protection of full copies (snapshots)