
G-2 Glossary
List of terms
Standard 1.0 Option 11 EC Installation and Maintenance Guide November 1999
List of terms
Term Description
ACD Automatic Call Distribution. A system for distributing incoming calls
to groups of answering positions while effectively managing system
resources.
AML Application Module Link. A link between Meridian Mail and a
Meridian 1 that is used to send call processing messages. AML was
formerly known as the CSL or ISDN/AP link.
Card Option A low-capacity Meridian Mail platform that is packaged in a cabinet
with the Meridian 1 Option 11 switch.
CISPR-B An international regulatory standard that includes emissions.
DN Directory Number. Usually corresponds to the dialable number.
DS30X Nortel Networks’s priority 2.56 Mbps bus containing 32 byte
interleaved channels.
EC Describes a system which uses an EC-type cabinet. The term is used
whether a system is running 68010 or MMP40 processors.
EC 11 An interchangeable short form for Meridian Mail Option 11 EC.
EC-40 Describes a system that uses an EC platform running with MMP40
hardware; also known as EC-MMP40.
EC-MMP40 Describes a system that uses an EC platform running with MMP40
hardware; also known as EC-40.
ESDI Enhanced Serial Data Interface.
I/O Input/Output.
M1 Meridian 1 switch.
MGate A circuit pack that performs translation between DS30X and NLI
protocols. It emulates an XDLC card to the Option 11 switch and
provides Network Loop Interface to Meridian Mail on the EC 11.
MMail Meridian Mail. Nortel Network’s proprietary voice processing
platform.
MM Modular Option
EC
Enhanced Capacity architecture for the Modular Option platform.
It provides up to 96 ports if MMP40 processors are used.
MMI Man-Machine Interface.
MMP40 Meridian Mail Processor based on the Motorola 68040 processor
chip.
MSU Mass Storage Unit.
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