How to import the original backup database file into the new NMS after reinstalling the NMS?
1.After the reinstallation of the NMS, back up the NMS database with DBbackup, that is, back up an empty database with database backup tools.
2.Overwrite the NMS data file (*.dat) backed up before installation to a data file (empty database) directory backed up after installation.
3.Recover the NMS database with DBbackup and choose the overwriting data file. Then the recovery succeeds.