D. ME supports active operation and maintenance based on the Al& strategy engine. Through the DME platform, which of the following are available for the functions that can be completed? (Multiple choice)

What are the schedule maintenance principles of the big data storage system? (Multiple choice)

Synchronous remote replication can be used for disaster recovery in the same city, FC link is recommended, and asynchronous remote replication can be used for remote disaster recovery. IP link is recommended to reduce costs.

When planning the back-end storage network IP address of the OceanStor 9000 IB networking deployment plan, you need to plan 2 back-end storage IP addresses and 1 temporary IP address for each node.

In Huawei all-flash storage, if the storage device generates a fault alarm, it needs to be repaired before it can work normally.