A.Voice call

B.Network management

C.Video surveillance

D.Videoconferencing

A.Top-down

B.Bottom-up

C.Configuration comparison

D.Replacement

A.TRUE

B.FALSE

A.The NMS supports performance management. It automatically collects statistics about the CPU usage and memory usage of devices, helping the network administrator analyze network performance bottlenecks.

B.The NMS supports alarm management. For example, the Up/Down change of a port can be immediately reported to the NMS through trap, so that the network administrator can discover and rectify network faults in a timely manner.

C.The NMS supports configuration file management, including automatically backing up, comparing, and restoring the configuration file, allowing the network administrator to configure automatic batch configuration file backup.

D.Based on user requirements, the NMS can generate reports periodically, providing reference for subsequent network optimization.

A.After the device configuration changes, the configuration file does not need to be backed up.

B.Licenses do not need to be backed up.

C.The software version needs to be backed up for multiple times for the same product and the same version.

D.Backup is used to restore network functions in extreme cases.