Terabyte
Glossary-7
robot
An assembly that incorporates the bulk of the Module 1 electronics and the robotic
components. This assembly is a combination of mechanical components, electronics,
and a sheet metal housing. It is located at the top of the base chassis and incorporates
the arm, Z mechanism, a CPU board, plus the KLC/KLP and KLZ cards.
SAS
Serial Attached SCSI. A computer bus technology and serial communication protocol
for direct attached storage devices, including disk drives and high-performance tape
drives.
SCSI
Small Computer System Interface. A standard interface and command set for
transferring data between mass storage and other devices. The host computer uses
SCSI commands to operate the device. Depending on the model, physical connection
between the host computer and the tape drive will use a parallel SCSI, SAS, or Fibre
Channel interface.
SLAAC
Stateless automatic address configuration. The process of a host generating its own
address by using a combination of locally available information, such as a MAC
address, and information that is advertised by routers.
slot
An empty location into which something else may be placed. Most commonly used
when referring to the locations in the magazine or mailslot where tape cartridges are
placed. Power supplies and drives are also placed in slots.
switch
In Fibre Channel technology, a device that connects Fibre Channel devices together in
a fabric.
tape
Also known as cartridge, tape cartridge, tape volume, volume, or cassette.
tape cartridge
A container holding magnetic tape that can be processed without separating the tape
from the container. The device uses data and cleaning cartridges. These cartridges are
not interchangeable. See cartridge.
tape drive
An electro-mechanical device that moves magnetic tape and includes mechanisms for
writing and reading data to and from the tape. The drive is mounted into a proprietary
tray (sometimes called a sled).
tape drive filler
A metal frame that slides into a tape drive slot when a tape drive will not be used in
that slot.
Terabyte
A unit of storage, abbreviated T or TB, equal to 1,024 Gigabytes.
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