37 Backups to a storage device fail with the following error message: Disk storage server is down (2106) The storage server is an OpenStorage (OST) host, and the master server and media server are both acting as media servers under Credentials ＞ Storage Servers in the NetBackup Administration Console. The disk pool is in an Up state and the storage server is in a Down state. Troubleshooting confirmed the OST plug-ins on the servers are mismatched. Which command should an administrator use to check the plug-in version installed on the servers?
(A) bpgetconfig
(B) nbemmcmd
(C) nbdevquery
(D) bpstsinfo