Date of Last Update : 16 May 1995 List of ITU-T M-Series Recommendations in force ** - Series M * Introduction and general principles of maintenance and maintenance organization M.10 (10/92) [New] [10 pp.] [Publ.: Aug.93] Scope and application of Recommendations for maintenance of telecommunication networks and services Note - (New text) M.15 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Maintenance considerations for new systems M.20 (10/92) [Rev.1] [21 pp.] [Publ.: Jul.93] Maintenance philosophy for telecommunications networks M.21 (10/92) [Rev.1] [5 pp.] [Publ.: Jul.93] Maintenance philosophy for telecommunication services M.32 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Principles for using alarm information for maintenance of international transmission systems and equipment M.34 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Performance monitoring on international transmission systems and equipment M.35 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Principles concerning line-up and maintenance limits M.50 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Use of telecommunication terms for maintenance M.60 (1993) [Rev.1] [64 pp.] [Publ.: Apr.94] [PN: M.300 + M.60] Maintenance terminology and definitions M.70 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Guiding principles on the general maintenance organization for telephone-type international circuits M.75 (10/92) [Rev.1] [2 pp.] [Publ.: Jun.93] Technical service M.80 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Control stations M.85 (10/92) [New] [2 pp.] [Publ.: Jul.93] Fault report points M.90 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Sub-control stations M.100 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Service circuits M.110 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Circuit testing M.120 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Access points for maintenance M.125 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Digital loopback mechanisms M.160 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Stability of transmission * International transmission systems (analogue) M.320 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Numbering of the channels in a group M.330 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Numbering of groups within a supergroup M.340 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Numbering of supergroups within a mastergroup M.350 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Numbering of mastergroups within a supermastergroup M.380 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Numbering in coaxial systems M.390 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Numbering in systems on symmetric pair cable M.400 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Numbering in radio-relay links or open-wire line systems M.410 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] [FN: M.2010] Numbering of digital blocks in transmission systems M.450 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Bringing a new international transmission system into service M.460 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] bringing international group, supergroup, etc., links into service M.470 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Setting up and lining up analogue channels for international telecommunication services M.475 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Setting up and lining up mixed analogue/digital channels for international telecommunication services M.495 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] [FN: M.2310] Transmission restoration and transmission route diversity: Terminology and general principles M.496 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] [FN: M.2320] Functional organization for automatic transmission restoration M.500 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Routine maintenance measurements to be made on regulated line sections M.510 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Readjustment to the nominal value of a regulated line section (on a symmetric pair line, a coaxial line or a radio-relay link) M.520 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Routine maintenance on international group, supergroup, etc., links M.525 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Automatic maintenance procedures for international group, supergroup, etc., links M.530 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Readjustment to the nominal value of an international group, supergroup, etc., link M.535 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Special maintenance procedures for multiple destination, unidirectional (MU) group and supergroup links M.540 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Routine maintenance of carrier and pilot generating equipment M.556 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Setting up and initial testing of digital channels on an international digital path or block * International telephone circuits M.560 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] International telephone circuits - Principles, definitions and relative transmission levels M.562 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Types of circuit and circuit section M.565 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Access points for international telephone circuits M.570 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Constitution of the circuit preliminary exchange of information M.580 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Setting up and lining up an international circuit for public telephony M.585 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Bringing an international digital circuit into service M.590 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Setting up and lining up a circuit fitted with a compandor M.600 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Organization of routine maintenance measurements on circuits M.605 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Routine maintenance schedule for international public telephony circuits M.610 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Periodicity of maintenance measurements on circuits M.620 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Methods for carrying out routine measurements on circuits M.630 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Maintenance of circuits using control chart methods M.650 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Routine line measurements to be made on the line repeaters of audio-frequency sections or circuits M.660 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Periodical in-station tests of echo suppressors complying with Recommendations G.161 and G.164 M.665 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Testing of echo cancellers M.670 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Maintenance of a circuit fitted with a compandor M.675 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Lining up and maintaining international demand assignment circuits (SPADE) M.710 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] General maintenance organization for the international automatic and semi-automatic telephone service M.715 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Fault report point (circuit) M.716 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Fault report point (network) M.717 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Testing point (transmission) M.718 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Testing point (line signalling) M.719 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Testing point (switching and interregister signalling) M.720 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Network analysis point M.721 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] System availability information point M.722 (1980) [Yellow Book Fasc. IV.1] [Publ.: Jul.81] Network management point M.723 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Circuit control station M.724 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Circuit sub-control station M.725 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Restoration control point M.726 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Maintenance organization for the wholly digital international automatic and semi-automatic telephone service M.729 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Organization of the maintenance of international public switched telephone circuits used for data transmission M.730 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Maintenance methods M.731 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Subjective testing M.732 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Signalling and switching routine maintenance tests and measurements M.733 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Transmission routine maintenance measurements on automatic and semi-automatic telephone circuits M.734 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] Exchange of information on incoming test facilities at international switching centres * Common channel signalling systems M.760 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] [FN: M.4020] Transfer link for common channel Signalling System No. 6 M.762 (1988) [Blue Book Fasc. IV.1] [Publ.: Feb.90] [FN: M.4040] Maintenance of common channel Signalling System No. 6 * International telegraph systems and phototelegraph transmission M.800 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Use of circuits for voice-frequency telegraphy M.810 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Setting up and lining up an international voice-frequency telegraph link for public telegraph circuits (for 50, 100 and 200 baud modulation rates) M.820 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Periodicity of routine tests on international voice-frequency telegraph links M.830 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Routine measurements to be made on international voice-frequency telegraph links M.850 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] International time division multiplex (TDM) telegraph systems M.880 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] International phototelegraph transmission * International leased group and supergroup links M.900 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Use of leased group and supergroup links for wide-spectrum signal transmission (data, facsimile, etc.) M.910 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Setting up and lining up an international leased group link for wide-spectrum signal transmission * International leased circuits M.1010 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Constitution and nomenclature of international leased circuits M.1012 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Circuit control station for leased and special circuits M.1013 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Sub-control station for leased and special circuits M.1014 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Transmission maintenance point (international line) (TMP-IL) M.1015 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Types of transmission on leased circuits M.1016 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Assessment of the service availability performance of international leased circuits M.1020 (1993) [Rev.1] [6 pp.] [Publ.: Nov.94] Characteristics of special quality international leased circuits with special bandwidth conditioning M.1025 (1993) [Rev.1] [6 pp.] [Publ.: Nov.94] Characteristics of special quality international leased circuits with basic bandwidth conditioning M.1030 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Characteristics of ordinary quality international leased circuits forming part of private switched telephone networks M.1040 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Characteristics of ordinary quality international leased circuits M.1045 (1993) [Rev.1] [3 pp.] [Publ.: Oct.94] Preliminary exchange of information for the provision of international leased circuits M.1050 (1993) [Rev.1] [11 pp.] [Publ.: Nov.94] Lining up an international point-to-point leased circuit M.1055 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Lining up an international multiterminal leased circuit M.1060 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Maintenance of international leased circuits * Mobile telecommunication systems and services M.1130 (10/92) [New] [2 pp.] [Publ.: Jun.93] General definitions and general principles of operation/maintenance procedures to be used in satellite mobile systems M.1140 (10/92) [Rev.1] [12 pp.] [Publ.: Jul.93] Maritime mobile telecommunication services via satellite Note - Replaces M.1100+M.1110+M.1120 M.1150 (10/92) [New] [6 pp.] [Publ.: Jun.93] Maritime mobile telecommunication store-and-forward services (packet mode) via satellite M.1160 (10/92) [New] [4 pp.] [Publ.: Jun.93] Aeronautical mobile telecommunication service via satellite * International public telephone network maintenance M.1230 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Assessment of the performance of the international telephone network M.1235 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Use of automatically generated test calls for assessment of network performance * International data transmission systems M.1300 (10/92) [Rev.1] [9 pp.] [Publ.: Jul.93] International data transmission systems operating in the range 2.4 kbit/s to 2048 kbit/s M.1320 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Numbering of channels in data transmission systems M.1340 (1993) [New] [7 pp.] [Publ.: Mar.94] Performance allocations and limits for international data transmission links and systems M.1350 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Setting up, lining up and characteristics of international data transmission systems operating in the range 2.4 kbit/s to 14.4 kbit/s M.1355 (1988) [Blue Book Fasc. IV.2] [Publ.: Jan.90] Maintenance of international data transmission systems operating in the range 2.4 to 14.4 kbit/s M.1370 (1993) [Rev.1] [6 pp.] [Publ.: Nov.94] Bringing-into-service of international data transmission systems M.1375 (1993) [Rev.1] [6 pp.] [Publ.: Nov.94] Maintenance of international data transmission systems M.1380 (1993) [New] [3 pp.] [Publ.: Jan.94] bringing-into-service of international leased circuits that are supported by international data transmission systems M.1385 (1993) [New] [3 pp.] [Publ.: Jul.94] Maintenance of international leased circuits that are supported by international data transmission systems * Designations and information exchange M.1400 (10/92) [Rev.1] [68 pp.] [Publ.: Aug.93] [PN: M.140] Designations for international networks M.1510 (10/92) [Rev.1] [10 pp.] [Publ.: Aug.93] [PN: M.93] Exchange of contact point information for the maintenance of international services and the international network M.1520 (10/92) [New] [9 pp.] [Publ.: Aug.93] Standardized information exchange between Administrations M.1530 (10/92) [Rev.1] [6 pp.] [Publ.: Jun.93] [PN: M.1220] Network maintenance information M.1540 (10/94) [Rev.1] [Publ. sched.: Jun.95] [PN: M.490] Exchange of information for planned outages of transmission systems Note - C: 64/91/107 M.1550 (10/92) [Rev.1] [3 pp.] [Publ.: Jul.93] [PN: M.711] Escalation procedure M.1560 (10/92) [New] [11 pp.] [Publ.: Aug.93] Escalation procedure for international leased circuits * International transport network M.2100 (10/92) [Rev.1] [32 pp.] [Publ.: Aug.93] [PN: M.550] Performance limits for bringing-into-service and maintenance of international digital paths, sections and transmission systems M.2110 (10/92) [Rev.1] [7 pp.] [Publ.: Jun.93] [PN: M.555] bringing into service international digital paths, sections and transmission systems M.2120 (10/92) [New] [11 pp.] [Publ.: Jul.93] Digital path, section and transmission system fault detection and localization procedures M.2130 (10/92) [Rev.1] [10 pp.] [Publ.: Jul.93] [PN: M.130] Operational procedures in locating and clearing transmission faults * Telecommunication management network M.3000 (10/94) [New] Overview of TMN Recommendations Note - C: 64/91/107 M.3010 (10/92) [Rev.1] [64 pp.] [Publ.: Aug.93] [PN: M.30] Principles for a telecommunications management network M.3020 (10/92) [Rev.1] [11 pp.] [Publ.: Jul.93] TMN interface specification methodology M.3100 (10/92) [New] [85 pp.] [Publ.: Oct.93] Generic network information model M.3180 (10/92) [New] [16 pp.] [Publ.: Sep.93] Catalogue of TMN management information M.3200 (10/92) [New] [28 pp.] [Publ.: Oct.93] TMN management services: overview M.3300 (10/92) [New] [11 pp.] [Publ.: Aug.93] [PN: M.250 + M.251] TMN management facilities presented at the F interface M.3400 (10/92) [New] [24 pp.] [Publ.: Sep.93] TMN management functions * Integrated services digital networks M.3600 (10/92) [Rev.1] [20 pp.] [Publ.: Aug.93] [PN: M.36] Principles for the management of ISDNs M.3602 (10/92) [Rev.1] [8 pp.] [Publ.: Aug.93] [PN: I.602] Application of maintenance principles to ISDN subscriber installations M.3603 (10/92) [Rev.1] [8 pp.] [Publ.: Aug.93] [PN: I.603] Application of maintenance principles to ISDN basic rate access M.3604 (10/92) [Rev.1] [17 pp.] [Publ.: Aug.93] [PN: I.604] Application of maintenance principles to ISDN primary rate access M.3605 (10/92) [Rev.1] [5 pp.] [Publ.: Aug.93] [PN: I.605] Application of maintenance principles to static multiplexed ISDN basic rate access M.3620 (10/92) [New] [4 pp.] [Publ.: Jul.93] Principles for the use of ISDN test calls, systems and responders M.3640 (10/92) [New] [21 pp.] [Publ.: Oct.93] Management of the D-channel - Data link layer and network layer M.3641 (10/94) [New] [Publ. sched.: Jun.95] Management information model for the management of the data link and network layer of the ISDN D-channel Note - C: 64/91/ M.3660 (10/92) [New] [5 pp.] [Publ.: Aug.93] ISDN interface management services * Common channel signalling systems M.4010 (10/92) [Rev.1] [5 pp.] [Publ.: Jul.93] [PN: M.750] Inter-Administration agreements on common channel Signalling System No. 6 M.4030 (10/92) [Rev.1] [5 pp.] [Publ.: Aug.93] [PN: M.761] Transmission characteristics for setting up and lining up a transfer link for common channel Signalling System No. 6 (analogue version) M.4100 (1993) [Rev.1] [6 pp.] [Publ.: Jan.94] [PN: M.782] Maintenance of common channel Signalling System No. 7 M.4110 (10/92) [Rev.1] [5 pp.] [Publ.: Jul.93] [PN: M.770] Inter-Administration agreements on common channel Signalling System No. 7 ---------------------------------------------------------------------- Some 1120 Recommendations from the Blue Book are still in force. 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