Glossary
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directory tree
The hierarchical structure in which files are organized on a disk. Each directory
lists the files and directories that are directly below it in the tree. On UNIX, the
topmost directory is called the root directory.
disaster recovery
Recovering data from backups after a disk crash or other catastrophe.
disk-image backup
A bit-by-bit rather than a file system backup of a disk drive on Windows NT.
DLT
Digital-linear tape or tape drive.
Domain Name Service (DNS)
A program that handles name translation for network communications.
drive cleaning
The use of a special cleaning tape to clean the heads on a drive.
duplicate image
A copy of a backup image.
encryption
Provides additional security by encrypting backup data on the client. This
capability is available only with the NetBackup Encryption option.
exclude list
A list that designates files or directories to exclude from automatic backups.
expiration (image)
The date and time when NetBackup stops tracking a backup image.
EVSN
External volume serial number. This is an identifier written on a media
cartridge or canister so the operator can identify the volume before inserting it
into a drive or robot. For labeled media, the EVSN must be the same as the
RVSN (identifier recorded on the media).
FastBackup
A special type of raw-partition backup that can be performed only on an
Auspex client.
FlashBackup
A special type of raw-partition backup that is available only with the
NetBackup FlashBackup option.
NetBackup 3.2 System Administrator's Guide for Windows NT
NetBackup 3.2 System Administrator's Guide for Windows NT