IBM TS2900 Manual page 129

System-managed encryption
Tape encryption is set up implicitly through the IBM device driver.
T
tachometer, tach
A device that emits pulses that are used to measure/check speed or distance.
tape cartridge
A container that holds magnetic tape, that can be processed without separating it from the container.
tape void
An area in the tape in which no signal can be detected.
TB
terabyte
TCP/IP
Transmission Control Protocol/Internet Protocol.
TCU
Tape control unit.
TH
Thermal.
thread/load operation
A procedure that places tape along the tape path.
TM
Tapemark.
transport mode
End-to-end communications security in which the end-point computers do the security processing.
trusted certification
In cryptography, a trustworthy certificate that is not registered with a certificate authority.
tunnel mode
Port-to-port communications security in which security is provided to several machines by a single node.
U
UART
Universal asynchronous receiver/transmitter.
UL
Underwriter's Laboratories.
unload
Prepare the tape cartridge for removal from the drive.
utilities
Utility programs.
utility programs
A computer program in general support of the processes of a computer; for instance, a diagnostic program.
uv
Under voltage.
V
VOLSER
Volume serial number.
volume
A certain portion of data, together with its data carrier, that can be handled conveniently as a unit.
VPD
Vital product data. The information that is contained within the tape drive that requires nonvolatile storage that is used by functional areas of the drive, and
information that is required for manufacturing, RAS, and engineering.
W
word
A character string that is convenient for some purpose to consider as an entity.
World Wide Node Name (WWNN)
A unique character string which identifies Fibre Channel Host Bus adapters (HBA).
WORM
Write Once Read Many.
Write
Write command.
WT
World trade.
WWCID
Worldwide Cartridge Identifier.
WWN
Worldwide Name.
WWNN
Worldwide Node Name.
WWPN
Worldwide port name.
124 TS2900 Tape Autoloader