AT&T MERLIN LEGEND Release 3.1 System Manager's Manual page 392

Glossary
Centrex
channel
channel service
unit
clock
synchronization
CMS
CO
coaxial cable
common channel
signaling
communications
system
control unit
console
CONVERSANT
Coverage
Set of system features to which a user can subscribe on
telephone trunks from the local telephone company.
Telecommunications transmission path for voice and/or
data.
See CSU .
Operation of digital facilities from a common clock.
(Call Management System) DOS-based application that
simulates the actions of a system operator by answering
and distributing calls. Also produces reports for call
analysis.
(central office) Location of telephone switching equipment
that provides local telephone service and access to toll
facilities for long-distance calling.
Cable consisting of one conductor, usually a small copper
tube or wire within and insulated from another conductor
of larger diameter, usually copper tubing or copper braid.
See CCS .
Software-controlled processor complex that interprets
dialing pulses, tones, and or keyboard characters and
makes the proper interconnections both inside and
outside. Consists of a computer, software, a storage
device, and carriers with special hardware to perform the
actual connections. Provides voice and/or data
communications services, including access to public and
private networks, for telephones and other equipment.
Also referred to in this guide as "system," short for
MERLIN LEGEND Communications System.
Processor module , power supply module , other modules ,
carriers , and housing of the system.
Telephone and adjuncts (if any) at operator or system
programmer extension.
Entry-level voice response application that automatically
answers and routes calls and executes telephone
transactions.
Set of system features that can determine how extensions'
calls are covered when the person at the extension is busy
or not available.
System Manager's Guide
GL–5