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Glossary 225
Glossary
S
SCSI Small Computer Systems Interface - A bus that transfers data between the host
system and the library.
SCSI ID The electronic identification number for each SCSI device in the library. The
library SCSI devices are the drives and the library interface controller card.
SCSI element
reservation
This allows the host to continue reserving drive or slots after a power cycle. This
is typically used to ensure that only one host can access a slot or drive.
single-ended SCSI A type of cable that is limited to short distances.
soft error Electronic errors in library functions that can be recovered. These errors are
recorded in the soft error log.
soft keys Five buttons located along the bottom edge of the front panel display that are
used to execute commands on the display.
swap Two related library actions, or moves, such as moving a tape from a slot to a
drive, and then back to a slot.
switch A device that provides a (n by n) interconnect to allow a port to have full
communication bandwidth with any other port while other communications
are occurring.
T
tape, tape cartridge The media that the library uses for recording data from the host computer(s).
TCP/IP Transmission Control Protocol/Internet Protocol
terminator An electronic device that connects to the end of the SCSI bus to stabilize bus
signals.
tray The area of the library that contains the magazines, Each level of the library
has two trays. Also referred to a drawer.
U
Ultrium A tape format specification for the high capacity implementation of LTO
technology.