A.Pay attention to the number of unregistered users. If there is a large area of unregistered users, analyze the reasons and deal with them urgently.

B.After the storage resource and computing resource usage exceeds 100%, start the capacity expansion task

C.Emergency alarms such as server heartbeat abnormality, restart, and data service abnormality need to be handled in time.

D.If the license is about to expire, you need to process it in time and apply for a new license

A.Normal Latency Zeroing: This format has better disk performance than "normal" and "thin" disk formats.

B.Thin: This mode may lead to over-allocation of data storage. It is recommended that the over-allocation ratio should not exceed 50%.

C.Normal Delayed Zeroing: Disks are allocated space based on disk capacity, created without erasing any data retained on the physical device, but subsequently zeroed as needed on first write operations from the virtual machine.

D.Thin: In this mode, the system allocates only part of the disk capacity configuration value for the first time, and then gradually allocates it according to the usage until the total amount of allocation reaches the disk capacity configuration value.

A.Virtual machines belonging to different port groups cannot communicate with each other.

B.The virtual machine block NIC can join multiple port groups.

C.The data sent from the virtual machine will be tagged with VLAN after passing through the port group.

D.The same port group can span multiple CNA hosts.

A.Source and destination IP

B.Source and destination MAC

C.Source and destination port groups

D.Source and destination ports