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ITU-T Study Group 4 Area of Responsibility (Study Period 1997 - 2000)
Responsible for studies relating to:
  • Responsible for telecommunication management network (TMN) studies. Additionally responsible for studies relating to maintenance of networks, including their constituent parts, identifying needed maintenance mechanisms and for applications of specific maintenance mechanisms provided by other Study Groups

Study Group 4 is the Lead Study Group for TMN.
  • Study Group 4 has the responsibility of ensuring consistent application of TMN principles by all Study Groups in their development of TMN-related specifications. This may require that Study Group 4 develop guidelines for developing and/or review the structure and content of new and existing TMN Recommendations. Study Group also studies Questions to cope with the integrated management of telecommunications and IP-based networks.
  • Study Group 4 in accepting responsibility for study of OSI system management for Study Group 7must acknowledge and continue to support applications of resultant X.700-Series Recommendations that extend beyond TMN. This work is to continue as a collaborative effort with ISO/IEC JTC 1/ SC 21.

For studies on maintenance of networks, including constituent parts, Study Group 4 will cover the maintenance of:
  • switched international circuits;
  • leased circuits and supporting transmission networks
  • digital transport networks;
  • mobile telecommunication systems.

The study will also require to cover:
  • designation in the international networks
  • fault, performance and configuration management of ISDNs and B-ISDNs; and -  test and measurement techniques and equipments

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Updated : 2001-08-02