Dell PowerEdge T605 - Manual (Page 219)

Glossary
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termination — Some devices (such as the last device at each end of a SCSI cable)
must be terminated to prevent reflections and spurious signals in the cable. When
such devices are connected in a series, you may need to enable or disable the
termination on these devices by changing jumper or switch settings on the devices or
by changing settings in the configuration software for the devices.
TOE — TCP/IP offload engine. A technology to improve data-transfer performance
over IP networks by allowing the operating system to offload all TCP/IP traffic to
specialized hardware on the network adapter, while leaving TCP/IP control decisions
to the host server.
UNIX — Universal Internet Exchange. UNIX, the precursor to Linux, is an operating
system written in the C programming language.
uplink port — A port on a network hub or switch used to connect to other hubs or
switches without requiring a crossover cable.
UPS — Uninterruptible power supply. A battery-powered unit that automatically
supplies power to your system in the event of an electrical failure.
USB — Universal Serial Bus. A USB connector provides a single connection point for
multiple USB-compliant devices, such as mice and keyboards. USB devices can be
connected and disconnected while the system is running.
utility — A program used to manage system resources—memory, disk drives, or
printers, for example.
UTP — Unshielded twisted pair. A type of wiring used to connect systems in a
business or home to a telephone line.
V — Volt(s).
VAC — Volt(s) alternating current.
VDC — Volt(s) direct current.
VGA — Video graphics array. VGA and SVGA are video standards for video adapters
with greater resolution and color display capabilities than previous standards.