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U
V
Standard 1.0
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.
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.
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.
Nortel Symposium Call Center Server
1001t Hardware Installation Guide
Glossary-21
May 1998
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