
Maintenance Domain
The network or the part of the network for which connectivity is managed by connectivity
fault management (CFM). The devices in a maintenance domain are managed by a single
Internet service provider (ISP).
MAN
Manual switch
Switches normal traffic signal to the protection section, unless a failure condition exists
on other sections (including the protection section) or an equal or higher priority switch
command is in effect, by issuing a manual switch request for that normal traffic signal.
Mapping
A procedure by which tributaries are adapted into virtual containers at the boundary of
an SDH network.
Marking-off template
A quadrate cardboard with four holes. It is used to mark the positions of the installation
holes for the cabinet.
MBS
Maximum Burst Size
MCF
Message Communication Function
MCR
Minimum Cell Rate
MD
Mean launched power
The average power of a pseudo-random data sequence coupled into the fiber by the
transmitter.
MEP
Maintenance End Point
Metropolitan Area
Network
A network that interconnects users with computer resources in a geographic area or
region larger than that covered by even a large LAN but smaller than the area covered
by an WAN. The term is applied to the interconnection of networks in a city into a single
larger network (which may then also offer efficient connection to a wide area network).
It is also used to mean the interconnection of several local area networks by bridging
them with backbone lines. The latter usage is also sometimes referred to as a campus
network.
MIB
Management Information Base
MIP
Maintenance Intermediate Point
MODEM
MOdulator-DEModulator
MP
Maintenance Point
MPID
Maintenance Point Identification
MPLS
MS
Multiplex Section
MSA
Multiplex Section Adaptation
MSOH
MSP
MST
Multiplex Section Termination
MSTI
Multiple Spanning Tree Instance
MSTP
Multi-service transmission platform
MSTP
Multiple Spanning Tree Protocol
MTIE
Maximum Time Interval Error
OptiX OSN 550 Multi-Service CPE Optical Transmission
System
Configuration Guide
A Glossary and Acronyms
Issue 02 (2011-06-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
A-19