- Principles for a Telecommunications management network 2.0 2001 11 27 THE TELECOMMUNICATION TECHNOLOGY COMMITTEE

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TMN(TELECOMMUNICATIONS MANAGEMENT NETWORK) 1 (Scope 7 JT-M3010

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TMN Operations system Operations system Operations system To other TMNs Data communication network Workstation Exchange Transmission systems Exchange Transmission systems Exchange Telecommunication network T0405910-95 NOTE The TMN boundary represented by the dotted line may extend to and manage customer/user services and equipment. TMN 16 JT-M3010

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TMN TF OSF WSF TF NEF T0412990-99 NEF OSF TF WSF Network Element Function Operation Systems Function Transformation Function Workstation Function The TMN functional boundary TMN 19 JT-M3010

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TF m x TMN q NEF OSF WSF q f g 22 JT-M3010

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g g TMN WSF WSF TMN f f f q OSF x OSF q q q OSF q q q q NEF NEF TF m T0413010-99 LLA 24 JT-M3010

Business Management Layer Business OSF B-OSF q Service Management Layer Service OSF S-OSF x q Network Management Layer Network OSF N-OSF x q Element Management Layer Element OSF E-OSF x q Network Element Layer Network Element NEF T0413020-99 NOTE 1 Additional or alternative layers are permitted. NOTE 2 Other interactions may also occur between non-adjacent layers. TMN 25 JT-M3010

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OSF Layer "n+1" q n+1,n OSF Layer "n" q n,n OSF Layer "n" q n,n 1 OSF Layer "n-1" T0405970-95 OSF TMN TMN 29 JT-M3010

TMN TMN ( ;encapsulation) ( ;inheritance) (;specialization) TMN TMN T TMN TMN ITU-T M.3020[9] TMN TMN 30 JT-M3010

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TMN OS X X/F/Q DCN F WS Q QMD Q Q Q QA NE NE 33 JT-M3010

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Protocol Neutral and Implementation free Specifications Requirements Specification Information Specification Protocol Selection Guidelines Functional Architecture Information Architecture Representation constraints Physical Architecture Function Blocks Reference Points Information Model Interaction Model Physical Blocks Physical Interfaces Reference point Example protocol choices with associated data representations: Protocol A Protocol B Protocol C etc. T0413040-99 TMN Functional Architecture Function Blocks and Reference Points TMN Information Architecture Information Models + Interaction Models The requirements defined in the functional architecture, and the stored information defined in the information architectures evolve together in partnership. Map to an implementation The constraints between: Cost Performance Time to Market Availability/Reliability Existing Deployment TMN Implementation(s) T0413050-99 39 JT-M3010

TMN Functional Architecture Business Requirements Drive both functional and information architectures FB1 Q FB2 Q FB3 TMN Information Architecture Many and Possibly Complex Mappings FB1 TMN Implementation(s) (Note) Q Q FB2 FB3 Constraints are accounted for in mapping to a TMN implementation OS Q QA Q NE T0413060-99 NOTE Implementation defined using the physical architecture framework. 40 JT-M3010

TMN Functional Design The design is implemented X Functional Block Reference Point A Physical Block a C c B These functional blocks are all of the same type, e.g. OS The combined functionality of A, B, C and D TMN Implementation b D A proper subset of capabilities of functional block reference points a, b, c and d d Physical Interface e.g. Q-interface TMN reference point provides a proper subset of functions and data formed from A, B,..., n Protocol Choices: Protocol X Protocol Y Protocol Z T0413070-99 41 JT-M3010

FB3 f FB1 q FB2 Functional and Information Architectures Different TMN Implementations FB3 F Protocol A FB1 Q Protocol A F FB2 FB3 FB1 Protocol A Q Protocol B FB2 TMN Implementation 1a TMN Implementation 1b T0413080-99 FB3 Internal messaging f FB1 Q Protocol B FB2 FB Function Block Reference Point TMN Implementation 1c TMN Implemented Interface 42 JT-M3010

Reference Reference point point Function 1 Function 2 Function 3 Logical view SMK a SMK b Included implicitly Device Interface Device Physical view T0413090-99 SMK Reference point Interface Shared Management Knowledge 11 SMK 43 JT-M3010

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Series A Series B Series C Series D Series E Series F Series G Series H Series I Series J Series K Series L Series M Series N Series O Series P Series Q Series R Series S Series T Series U Series V Series X Series Y Series Z ITU-T RECOMMENDATIONS SERIES Organization of the work of the ITU-T Means of expression: definitions, symbols, classification General telecommunication statistics General tariff principles Overall network operation, telephone service, service operation and human factors Non-telephone telecommunication services Transmission systems and media, digital systems and networks Audiovisual and multimedia systems Integrated services digital network Transmission of television, sound programme and other multimedia signals Protection against interference Construction, installation and protection of cables and other elements of outside plant TMN and network maintenance: international transmission systems, telephone circuits, telegraphy, facsimile and leased circuits Maintenance: international sound programme and television transmission circuits Specifications of measuring equipment Telephone transmission quality, telephone installations, local line networks Switching and signalling Telegraph transmission Telegraph services terminal equipment Terminals for telematic services Telegraph switching Data communication over the telephone network Data networks and open system communications Global information infrastructure and Internet protocol aspects Languages and general software aspects for telecommunication systems 48 JT-M3010