To delete an OpenStorage storage server
- In the NetBackup Administration Console, in the left pane, expand Media and Device Management > Credentials > Storage Servers
- Select the storage server that you want to delete.
- On the Edit menu, select Delete.
- Click Yes in the confirmation dialog box.
- On the NetBackup master server, use the following command to delete the storage server from the NetBackup EMM database:
Linux: /usr/openv/netbackup/bin/admincmd/nbemmcmd -deletehost -machinename storage_server_name -machinetype ndmp
Windows: install_path\NetBackup\bin\admincmd\nbemmcmd -deletehost -machinename storage_server_name -machinetype ndmp
https://www.veritas.com/support/en_US/doc/59118460-127355792-0/v15150143-127355792