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Glossary
GL-18 Issue 2.0 December 1995
mean time between failures
The average time a manufacturer estimates before a failure occurs in a component or system.
megabyte
A unit of memory equal to 1,048,576 bytes (1024 x 1024). It is often rounded to one million.
memory
A device which can store logic states such that data can be accessed and retrieved. Memory
may be temporary (such as system RAM) or permanent (such as disk).
menu tree
The way in which nested automated attendants are set up.
message categories
Groups of messages in Intuity AUDIX subscribers' mailboxes. Categories include new,
unopened, and old for the incoming mailbox and delivered, accessed, undelivered, undeliverable
(not deliverable), and file cabinet for the outgoing mailbox.
message delivery
An optional AT&T Intuity feature that permits subscribers to send messages to any touch-tone
telephone, as long as the telephone number is in the range of allowable numbers. This feature is
an extension of the AMIS analog networking feature and is automatically available when the AMIS
feature is activated.
Message Manager
See
Intuity Message Manager
.
message-waiting indicator (MWI)
An indicator that alerts subscribers that they have received new mail messages. An MWI can be
LED, neon, or audio (stutter dial tone).
message waiting lamp (MWL)
An lamp that alerts subscribers that they have received new mail messages. An MWL can be
LED, neon, or audio (stutter dial tone). Also known as a message-waiting indicator.
migration
An installation that moves data from another messaging system to the AT&T Intuity system.
minor alarm
An alarm detected by maintenance software that affects less than one fourth of the AT&T Intuity
ports in service, but has exceeded error thresholds or may impact service.
mirroring
An AT&T Intuity system feature that allows data from crucial filesystems to be continuously copied
to backup (mirror) filesystems while the system is running. If the system has some problem where
an original filesystem cannot be used, the backup filesystem is placed in service automatically.
mode code
A string of touch-tones from a MERLIN LEGEND switch. A mode code may send the AT&T Intuity
AUDIX system information such as call type, calling party, called party, and on/off signals for
message waiting lamps.
modem
A device that converts data from a form that is compatible with data processing equipment
(digital) 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.