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Glossary-21
Standard 1.0 Nortel Symposium Call Center Server May 1998
1001t Hardware Installation Guide
token ring
A PC network protocol developed by IBM. A token-ring
network is a type of computer network in which all the
computers are arranged (schematically) in a circle.
Transport Control Protocol/Internet Protocol
The suite of communications protocols used to connect hosts on
the Internet. It is the standard for transmitting data over
networks.
trunk
A communications link between a PBX and the public central
office, or between PBXs. There are various trunk types that
provide services such as Direct Inward Dialing (DID trunks),
ISDN, and Central Office connectivity.
U
uninterruptible power supply
A power supply that includes a battery to maintain power in the
event of a power outage. Typically, a UPS keeps a computer
running for several minutes after a power outage, enabling you
to save data that is in RAM and shut down the computer safely.
UPS
See uninterruptible power supply.
V
VGA
See video graphics adapter.
video adapter
An expansion board that contains a controller for a graphics
monitor.
video graphics adapter
A standard video interface for computers.