ITU-T M-Series Recommendations
(last updated: 2-Nov-2000 12:45)
M Series: Maintenance: International Transmission Systems, Telephone
Introduction and General Principles of Maintenance and Maintenance
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M.10 (10/92)
Scope and application of Recommendations for maintenance of telecommunication
networks and services.
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M.15 (11/88)
Maintenance considerations for new systems.
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M.20 (10/92)
Maintenance philosophy for telecommunications networks.
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M.21 (10/92)
Maintenance philosophy for telecommunication services.
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M.32 (11/88)
Principles for using alarm information for maintenance of international
transmission systems and equipment.
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M.34 (11/88)
Performance monitoring on international transmission systems and
equipment.
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M.35 (11/88)
Principles concerning line-up and maintenance limits.
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M.50 (11/88)
Use of telecommunication terms for maintenance.
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M.60 (03/93)
Maintenance terminology and definitions.
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M.70 (11/88)
Guiding principles on the general maintenance organization for
telephone-type international circuits.
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M.75 (10/92)
Technical service.
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M.80 (11/88)
Control stations.
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M.85 (10/92)
Fault report points.
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M.90 (11/88)
Sub-control stations.
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M.100 (11/88)
Service circuits.
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M.110 (11/88)
Circuit testing.
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M.120 (11/88)
Access points for maintenance.
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M.125 (11/88)
Digital loopback mechanisms.
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M.160 (11/88)
Stability of transmission.
International Transmission Systems
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M.320 (11/88)
Numbering of the channels in a group.
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M.330 (11/88)
Numbering of groups within a supergroup.
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M.340 (11/88)
Numbering of supergroups within a mastergroup.
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M.350 (11/88)
Numbering of mastergroups within a supermastergroup.
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M.380 (11/88)
Numbering in coaxial systems.
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M.390 (11/88)
Numbering in systems on symmetric pair cable.
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M.400 (11/88)
Numbering in radio-relay links or open-wire line systems.
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M.410 (11/88)
Numbering of digital blocks in transmission systems.
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M.450 (11/88)
Bringing a new international transmission system into service.
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M.460 (11/88)
Bringing international group, supergroup, etc., links into service.
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M.470 (11/88)
Setting up and lining up analogue channels for international
telecommunication services.
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M.475 (11/88)
Setting up and lining up mixed analogue/digital channels for
international telecommunication services.
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M.490 (1988)
Exchange of information for planned outages of transmission systems.
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M.495 (11/88)
Transmission restoration and transmission route diversity: Terminology
and general principles.
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M.496 (11/88)
Functional organization for automatic transmission restoration.
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M.500 (11/88)
Routine maintenance measurements to be made on regulated line sections.
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M.510 (11/88)
Readjustment to the nominal value of a regulated line section (on a
symmetric pair line, a coaxial line or a radio-relay link).
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M.520 (11/88)
Routine maintenance on international group, supergroup, etc., links.
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M.525 (11/88)
Automatic maintenance procedures for international group, supergroup,
etc., links.
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M.530 (11/88)
Readjustment to the nominal value of an international group, supergroup,
etc., link.
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M.535 (11/88)
Special maintenance procedures for multiple destination, unidirectional
(MU) group and supergroup links.
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M.540 (11/88)
Routine maintenance of carrier and pilot generating equipment.
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M.556 (11/88)
Setting up and initial testing of digital channels on an international
digital path or block.
International Telephone Circuits
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M.560 (11/88)
International telephone circuits - Principles, definitions and relative
transmission levels.
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M.562 (11/88)
Types of circuit and circuit section.
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M.565 (11/88)
Access points for international telephone circuits.
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M.570 (11/88)
Constitution of the circuit; preliminary exchange of information.
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M.580 (11/88)
Setting up and lining up an international circuit for public telephony.
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M.585 (11/88)
Bringing an international digital circuit into service.
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M.590 (11/88)
Setting up and lining up a circuit fitted with a compandor.
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M.600 (11/88)
Organization of routine maintenance measurements on circuits.
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M.605 (11/88)
Routine maintenance schedule for international public telephony circuits.
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M.610 (11/88)
Periodicity of maintenance measurements on circuits.
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M.620 (11/88)
Methods for carrying out routine measurements on circuits.
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M.630 (11/88)
Maintenance of circuits using control chart methods.
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M.650 (11/88)
Routine line measurements to be made on the line repeaters of
audio-frequency sections or circuits.
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M.660 (11/88)
Periodical in-station tests of echo suppressors complying with
Recommendations G.161 and G.164.
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M.665 (11/88)
Testing of echo cancellers.
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M.670 (11/88)
Maintenance of a circuit fitted with a compandor.
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M.675 (11/88)
Lining up and maintaining international demand assignment circuits
(SPADE).
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M.710 (11/88)
General maintenance organization for the international automatic and
semi-automatic telephone service.
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M.715 (11/88)
Fault report point (circuit).
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M.716 (11/88)
Fault report point (network).
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M.717 (11/88)
Testing point (transmission).
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M.718 (11/88)
Testing point (line signalling).
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M.719 (11/88)
Testing point (switching and interregister signalling).
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M.720 (11/88)
Network analysis point.
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M.721 (11/88)
System availability information point.
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M.722 (11/80)
Network management point.
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M.723 (11/88)
Circuit control station.
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M.724 (11/88)
Circuit sub-control station.
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M.725 (11/88)
Restoration control point.
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M.726 (11/88)
Maintenance organization for the wholly digital international automatic
and semi-automatic telephone service.
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M.729 (11/88) (same as V.51)
Organization of the maintenance of international public switched
telephone circuits used for data transmission.
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M.730 (11/88)
Maintenance methods.
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M.731 (11/88)
Subjective testing.
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M.732 (11/88)
Signalling and switching routine maintenance tests and measurements.
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M.733 (11/88)
Transmission routine maintenance measurements on automatic and
semi-automatic telephone circuits.
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M.734 (11/88)
Exchange of information on incoming test facilities at international
switching centres.
Common Channel Signalling Systems
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M.760 (11/88)
Transfer link for common channel Signalling System No. 6.
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M.762 (11/88)
Maintenance of common channel Signalling System No. 6.
International Telegraph Systems and Phototelegraph Transmission
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M.800 (11/88)
Use of circuits for voice-frequency telegraphy.
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M.810 (11/88)
Setting up and lining up an international voice-frequency telegraph link
for public telegraph circuits (for 50, 100 and 200 baud modulation
rates).
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M.820 (11/88)
Periodicity of routine tests on international voice-frequency telegraph
links.
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M.830 (11/88)
Routine measurements to be made on international voice-frequency
telegraph links.
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M.850 (11/88)
International time division multiplex (TDM) telegraph systems.
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M.880 (11/88)
International phototelegraph transmission.
International Leased Group and Supergroup Links
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M.900 (11/88)
Use of leased group and supergroup links for wide-spectrum signal
transmission (data, facsimile, etc.).
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M.910 (11/88)
Setting up and lining up an international leased group link for
wide-spectrum signal transmission.
International Leased Circuits
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M.1010 (11/88)
Constitution and nomenclature of international leased circuits.
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M.1012 (11/88)
Circuit control station for leased and special circuits.
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M.1013 (11/88)
Sub-control station for leased and special circuits.
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M.1014 (11/88)
Transmission maintenance point (international line) (TMP-IL).
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M.1015 (11/88)
Types of transmission on leased circuits.
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M.1016 (11/88)
Assessment of the service availability performance of international
leased circuits.
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M.1020 (03/93)
Characteristics of special quality international leased circuits with
special bandwidth conditioning.
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M.1025 (03/93)
Characteristics of special quality international leased circuits with
basic bandwidth conditioning.
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M.1030 (11/88)
Characteristics of ordinary quality international leased circuits
forming part of private switched telephone networks.
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M.1040 (11/88)
Characteristics of ordinary quality international leased circuits.
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M.1045 (05/96)
Preliminary exchange of information for the provision of international
leased circuits and international data transmission systems.
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M.1050 (06/98)
Lining up an international point-to-point leased circuit.
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M.1055 (11/88)
Lining up an international multiterminal leased circuit.
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M.1060 (11/88)
Maintenance of international leased circuits.
Mobile Telecommunication Systems and Services
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M.1130 (10/92)
General definitions and general principles of operation/maintenance
procedures to be used in satellite mobile systems.
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M.1140 (10/92)
Maritime mobile telecommunication services via satellite.
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M.1150 (04/97)
Maritime mobile telecommunication store-and-forward services (packet
mode) via satellite.
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M.1160 (04/97)
Aeronautical mobile telecommunication service via satellite.
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M.1170 (04/97)
Maintenance Aspects of Mobile Digital Telecommunication Service via
Satellite.
International Public Telephone Network
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M.1230 (05/96)
Method to improve the management of operations and maintenance processes in
the International Telephone Network.
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M.1235 (11/88)
Use of automatically generated test calls for assessment of network
performance.
International Data Transmission Systems
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M.1300 (10/97)
International data transmission systems operating in the range 2.4
kbit/s to 2048 kbit/s.
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M.1320 (11/88)
Numbering of channels in data transmission systems.
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M.1340 (02/00)
Performance allocations and limits for international data transmission
links and systems.
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M.1350 (11/88)
Setting up, lining up and characteristics of international data
transmission systems operating in the range 2.4 kbit/s to 14.4 kbit/s.
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M.1355 (11/88)
Maintenance of international data transmission systems operating in the
range 2.4 to 14.4 kbit/s.
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M.1370 (06/98)
Bringing-into-service of international data transmission systems.
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M.1375 (06/98)
Maintenance of international data transmission systems.
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M.1380 (02/00)
Bringing-into-service of international leased circuits that are
supported by international data transmission systems.
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M.1385 (02/00)
Maintenance of international leased circuits that are supported by
international data transmission systems.
Designations and Information Exchange
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M.1400 (04/97) + Ammend 1 (06/98)
Designations for international networks.
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M.1510 (10/92)
Exchange of contact point information for the maintenance of
international services and the international network.
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M.1520 (10/92)
Standardized information exchange between Administrations.
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M.1530 (03/99)
Network maintenance information.
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M.1532 (02/00)
Network Maintenance Service Performance Agreement (MSPA).
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M.1535 (05/96)
Principles for maintenance information to be exchanged at customer
contact point (MICC).
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M.1537 (10/97)
Definition of Maintenance Information to be Exchanged at Customer Contact
Point (MICC).
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M.1539 (03/99)
Management of the Grade of Network Maintenance Services at the Maintenance
Service Customer Contact Point (MSCC).
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M.1540 (10/94)
Exchange of information for planned outages of transmission systems.
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M.1550 (10/92)
Escalation procedure.
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M.1560 (10/92)
Escalation procedure for international leased circuits.
International Transport Network
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M.2100 (07/95)
Performance limits for bringing-into-service and maintenance of
international PDH paths, sections and transmission systems.
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M.2101 (06/00)
Performance Limits for Bringing-into-Service and Maintenance of
International SDH Paths and Multiplex Sections.
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M.2101.1 (04/97)
Performance Limits for Bringing-into-Service and Maintenance of
International SDH Paths and Multiplex Sections.
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M.2102 (02/00)
Maintenance Thresholds and Procedures for Recovery Mechanisms (Protection
and Restoration) of International SDH VC Trails (Paths) and Multiplex
Sections.
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M.2110 (04/97)
Bringing into service international digital paths, sections and
transmission systems.
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M.2120 (02/00)
Digital path, section and transmission system fault detection and
localization procedures.
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M.2130 (10/92)
Operational procedures in locating and clearing transmission faults.
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M.2140 (02/00)
Transport Network Event Correlation.
Telecommunications Management Network
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M.3000 (02/00)
Overview of TMN recommendations.
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M.3010 (02/00) + Addend 1 (06/98)
Principles for a telecommunications management network.
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M.3016 (06/98)
TMN Security Overview.
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M.3020 (02/00)
TMN interface specification methodology.
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M.3100 (07/95) + Corr 1 (07/98) + Ammend 1 (03/99) + Ammend 2 (02/00)
Generic network information model.
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M.3101 (07/95)
Managed object conformance statements for the generic network information
model.
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M.3108.1 (03/99)
Information Model for Management of Leased Circuit and Reconfigurable
Services.
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M.3108.2 (02/00)
Service Level Model for Connection Management.
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M.3180 (10/92)
Catalogue of TMN management information.
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M.3200 (04/97)
TMN management services: overview.
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M.3207.1 (05/96)
TMN management service: maintenance aspects of B-ISDN management.
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M.3208.1 (10/97) + Corr 1 (02/00)
TMN Management Services for Dedicated and Reconfigurable Circuits
Network: Leased Circuit Services.
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M.3208.2 (03/99)
TMN Management Services for Dedicated and Reconfigurable Circuits Network:
Connection Management of Pre-Provisioned Service Link Connections to Form a
Leased Circuit Service.
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M.3208.3 (02/00)
Virtual Private Network.
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M.3211.1 (05/96)
TMN management service: Fault and performance management of the ISDN
access.
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M.3300 (06/98)
TMN management facilities presented at the F interface.
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M.3320 (04/97)
Management Requirements Framework for the TMN X-Interface.
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M.3400 (02/00)
TMN management functions.
Integrated Services Digital Networks
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M.3600 (10/92)
Principles for the management of ISDNs.
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M.3602 (10/92)
Application of maintenance principles to ISDN subscriber installations.
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M.3603 (10/92)
Application of maintenance principles to ISDN basic rate access.
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M.3604 (10/92)
Application of maintenance principles to ISDN primary rate access.
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M.3605 (10/92)
Application of maintenance principles to static multiplexed ISDN basic
rate access.
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M.3610 (05/96)
Principles for applying the TMN concept to the management of B-ISDN.
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M.3611 (04/97)
Test Management of the B-ISDN ATM Layer Using the TMN.
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M.3620 (10/92)
Principles for the use of ISDN test calls, systems and responders.
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M.3621 (07/95)
Integrated management of the ISDN customer access.
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M.3640 (10/92)
Management of the D-channel - Data link layer and network layer.
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M.3641 (10/94)
Management information model for the management of the data link and
network layer of the ISDN D-channel.
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M.3650 (04/97)
Network Performance Measurements of ISDN Calls.
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M.3660 (10/92)
ISDN interface management services.
Common Channel Signalling Systems
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M.4010 (10/92)
Inter-Administration agreements on common channel Signalling System No. 6.
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M.4030 (10/92)
Transmission characteristics for setting up and lining up a transfer
link for common channel Signalling System No. 6 (analogue version).
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M.4100 (05/96)
Maintenance of common channel Signalling System No. 7.
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M.4110 (05/96)
Inter-Administration agreements on common channel Signalling System No. 7.