Glossary
GL-2
Issue 1 January 1997
C
call record
A record of a telephone transaction created by the telephone system at the completion of every call
(also called SMDR for Station Message Detail Recording). This record includes such information as
date, time and duration of the call, number dialed, account code, extension placing or receiving the
call, and line used.
central office (CO)
The telephone company facility that routes and connects calls from a local area — also known as
“public exchange” outside North America.
central site
The site in a MERLIN LEGEND Reporter multi-site network that serves as the reporting center. It
receives and processes call record data from its own telephone system as well as from other “remote”
sites for inclusion in reports.
cost center
The level-2 default name in a company’s organizational hierarchy.
D
database
A collection of data — such as the set of all call records in an accounting period — structured and
organized for easy access; also, the information in MERLIN LEGEND Reporter tables that identifies its
users’ equipment, company organization, etc.
dialed digit processing
A MERLIN LEGEND Reporter diagnostic tool whereby specific dialed number patterns can be identi-
fied for additional processing.
E
extension
The level-1 default name in the company organization hierarchy corresponding to the extension jack in
the control unit of a MERLIN LEGEND telephone system; a field in a call record that contains the
extension number, indicating the origin of an outgoing call or destination of an incoming call.
F
facility
The MERLIN LEGEND Reporter designation for a group of telephone lines programmed at the
telephone system to carry calls requiring a specific telephone service.
flow control
A mechanism — such as buffering or controls that turn a device on and off — used to prevent loss of
data during transmission.
