System information

Glossary
Issue 1 October 1997 GL- 21
mode code
A string of touch-tones from a MERLIN LEGEND switch. A mode code may send the I
NTUITY
AUDIX system information such as call type, calling party, called party, and on/off signals for mes-
sage waiting indicators.
modem
A device that converts data from a form that is compatible with data processing equipment (digi-
tal) to a form compatible with transmission facilities (analog), and vice-vera.
modular
A term that describes equipment made of plug-in units that can be added together to make the
system larger, improve its capabilities, or expand its size.
modular processor data module (MPDM)
A data device that converts RS-232C or RS-449 protocol signals to digital communications proto-
col (DCP) used by System 75/85, Generic1, and Generic 3 switches. MPDMs can connect the
Lucent I
NTUITY system to a switch DCIU or SCI link or connect terminals to a switch port card.
MPDM
See modular processor data module (MPDM).
MT
Maintenance application identifer. See application identifer.
MTBF
See mean time between failures.
multi-application platform (MAP)
The computer hardware platform used by the Lucent I
NTUITY system.
multilingual feature
A feature that allows announcement sets to be active simultaneously in more than one language
on the system. Mailboxes can be administered so that users can hear prompts in the language of
their choice.
MWI
See message waiting indicator (MWI).
N
networking
See INTUITY AUDIX Digital Networking.
networking prefix
A set of digits that identifies a Lucent I
NTUITY machine.
night attendant
The automated attendant created on a MERLIN LEGEND switch that automatically becomes
active during off-hours. The night attendant substitutes for one or more daytime attendants.
not deliverable message
A message that could not be delivered after a specified number of attempts. This usually means
that the user’s mailbox is full.
NPA
See numbering plan area.