Instruction manual

Glossary
GL
7500B Data
Module
access line
account code
Accunet
address
adjunct
administration
port
reassignment
A data communications device that allows connection
between RS-232 data terminal equipment (DTE) and the
communications system control unit via MLX station jacks
on the 008 MLX or 408 GS/LS-MLX module. The 7500B
Data Module is used together with a modem in a modem
pool to change digital signals to analog signals, and vice
versa, which allows transmission between digital and
analog data stations.
A connection from the customer to the local telephone
company that provides access to the public network. Also
called local loop.
A code used to associate incoming and outgoing calls with
corresponding accounts, employees, projects, and clients.
AT&T’s switched digital service for 56-kbps, 64-kbps
restricted, and 64-kbps clear circuit-switched data calls.
A coded representation of the destination of data or of the
data’s originating terminal, such as the dialed extension
number assigned to the data terminal. Multiple terminals on
one communications line, for example, must each have a
unique address.
Optional equipment used with the communications system
such as an alerting device that connects to a multiline
telephone or to a telephone jack.
Reassignment of the system programming port position to
any of the first five station jacks on the first MLX module in
the communications system control unit.
Glossary GL-1