ITU-T Study Groups

ITU Telecommunications Sector - Study Groups

SG 2	Operational aspects of service provision, networks and performance
SG 3	Tariff and accounting principles and related telecommunications economic and policy issues
SG 4	Telecommunication management including TMN
SG 5	Protection against electromagnetic environment effects
SG 6	Outside Plant
SG 7	Now merged with SG 10 into SG 17
SG 9	Integrated broadband cable networks and television and sound transmission
SG 10	Now merged with SG 7 into SG 17
SG 11	Signalling requirements and Protocols
SG 12	End-to-end transmission performance of networks and terminals
SG 13	Multi-protocol and IP-based networks and their interworking
SG 15	Optical and other transport networks
SG 16	Multimedia services, systems and terminals
SG 17	Data Networks and Telecommunication Software
Special Study Group	on IMT-2000 and beyond (SSG IMT)

Click here for ITU ITU-T Study Group website

The following provides a brief outline of the activities of each of the above ITU-T Study Groups and also provides the email address for each of the relevant UK Coordinators:

SG 2 - Operational aspects of service provision, networks and performance

The International Chairman is Mr Blane (UK)
UK Co-ordinator is Mr Kent (BT).

SG2 is the Lead Group for service definition, numbering, routing and is responsible for studies relating to:

principles of service provision, definition and operational requirements of service emulation;

numbering, naming, addressing requirements and resource assignment including criteria and procedures for reservation and assignment;

routing, and internetworking requirements;

human factors;

operational aspects of networks and associated performance requirements including network traffic management, quality of service (traffic engineering, operational performance and service measurements);

operational aspects of internetworking between traditional telecommunication networks and evolving networks;

evaluation of feedback from operators, manufacturing companies and users on different aspects of network operation.

SG2 has 3 Working Parties addressing 9 Questions:

WP1/2 – Numbering, routing and service provision
Chair: Mr Distler (France)

WP2/2 – Network service and assessment
Chair: Mr Neibert (USA)

WP3/2 – Traffic Engineering
Chair: Mr Villen (Spain)

SG2 also established other Groups as follows:

Services co-ordinator -
Coordinator: Mr Drysdale (UK);

Human Factors Coordinator
Coordinator: Mr Wattenbarger (USA)

SG 3 - Tariff and accounting principles and related telecommunications economic and policy issues

The International Chairman is Mr Thwaites (Australia)
UK Coordinator is Mr Davies (DTI/CII2D).

SG3 is responsible for studies relating to tariff and accounting principles for international telecommunication services and study of related telecommunication economic and policy issues. To this end, Study Group 3 shall in particular foster collaboration among its Members with a view to the establishment of rates at levels as low as possible consistent with an efficient service and taking into account the necessity for maintaining independent financial administration of telecommunication on a sound basis.

SG3 has 2 Working Parties addressing 4 Questions:

WP1/3 – Charging for network capabilities and service features available by new technologies
Chair: Mr Blausten (USA)

WP2/3 – Adaptation of the D-series Recommendations to the evolving market environment
Chair: Mr Al-Hadda (Bahrain)

SG3 also has 3 Regional Tariff Groups, which are permanent autonomous groups, for Africa, Latin America and the Caribbean, Asia and Oceania. The Chairman of the TEUREM Group will be nominated by SG3 on an ad-hoc basis.

SG 4 - Telecommunication management, including TMN

The International Chairman is Mr Sidor(USA)
UK Coordinator is Mr Caryer (BT-Con)

SG4 is the lead Group on Telecomm Management Network and is responsible for studies regarding the management of telecommunication services, networks, and equipment using the telecommunication management network (TMN) framework.
Additionally responsible for other telecommunication management studies relating to designations, transport-related operations procedures, and test and management techniques and instrumentation.

SG4 has 4 Working Parties addressing 19 Questions:

WP1/4 – Designations, performance, test equipment
Chair: Mr Coenning (D)

WP2/4 – Common telecommunications management capabilities
Chair: Mr Caryer (UK)

WP3/4 – Telecommunications management information modeling
Chair: Mr Fujii (J)

WP4/4 – Telecommunications management infrastructure capabilities
Chair: Mr Raman (USA)

SG 5 - Protection against electromagnetic environment effects

The International Chairman is Mr Pomponi (Italy)
UK Coordinator is Mr Whelan (BT)

SG5 is responsible for studies relating to protection of telecommunication networks and equipment from interference and lighting.

It is also responsible for studies related to electromagnetic compatibility (EMC), to safety and to health effects connected with electromagnetic fields produced by telecommunication installations and devices, including cellular phones.

SG5 has 2 Working Parties addressing 14 Questions:

WP1/5 – Preventing damages and safety
Chair: Mr Zeddam (France)

WP2/5 – Emission, immunity and electromagnetic fields
Chair: Mr Hattori (J)

SG 6 - Outside Plant

The International Chairman is Mr Montalti (Italy)
UK Coordinator is Mr Ahmad (BT)

SG6 is responsible for studies relating to outside plant such as the construction, installation, jointing, terminating, protection from corrosion and other forms of damage from environment impact, except electromagnetic processes, of all types of cable for public telecommunications and associated structures.

SG6 has 2 Working Parties addressing 10 Questions:

WP1/6 – Infrastructures and environment
Chair: Mr Dekker (Netherlands)

WP2/6 – Application of products
Chair: Mr Mettler (USA)

SG 7 - Now merged with SG 17

SG 8 - NOT ALLOCATED

SG 9 - Integrated broadband cable networks and television and sound transmission

The International Chairman is Mr Green (USA)
UK Coordinator is Mr Stewart Alexander (BT)

SG9 is the Lead Group on integrated broadband cable and television networks and is responsible for studies relating to:

	Use of cable and hybrid networks primarily designed for television and sound programme delivery to the home, as integrated broadband networks to also carry voice or other time critical services, video on demand, interactive services, etc.
	Use of telecommunication systems for contribution, primary distribution and secondary distribution of television, sound programmes and similar data services.

SG9 has 8 Working Groups Working Parties addressing 21 Questions:

WG1 – IPCalblecom
Chair: Mr Miller (USA)

WG2 – Cable Modem
Chair: Mr Catchpole (UK)

WG3 - Networks
Chair: Mr Prodan (USA)

WG4 - Webcasting
Chair: Mr Miyaji (J)

WG5 - Quality Assessment
Chair: Ms Karwowska-Lamparska (Poland)

WG6 - Work Programme
Chair: Mr Matsumoto (J)

WG7 - APIs
Chair: Mr Sandbank (UK)

WG8 - Home Networks
Chair: Mr Dahl (USA)

SG 10 - Now merged with SG 17

SG 11 - Signalling requirements and Protocols

The International Chairman is Mr Hiramatsu (J)
UK Coordinator is Mr Alexander (BT)

SG11 is the lead group on Intelligent Networks (IN) and is responsible for studies relating to signalling requirements and protocols for Internet Protocol (IP) related functions, some mobility related function, multimedia functions and enhancements to existing Recommendations on access and internetwork signalling protocols of ATM, N-ISDN and PSTN

SG11 has 4 Working Parties addressing 15 Questions:

WP1/11 – Application on IN
Chair: Mr Hilton (USA)

WP2/11 – Requirements for IP and Advanced Network Applications
Chair: Mr Ratta (USA)

WP3/11 – Engineering of BICC and Legacy Signalling
Chair: Mr Le roux (F)

WP4/11 – Engineering of AAL 2 signalling and Common Signalling Protocols
Chair: Mr Waber (Swiss)

SG 12 - End-to-end transmission performance of networks and terminals

The International Chairman was Mr Montfort (F)
UK Coordinator is Mr Mustill (BT)

SG12 is the Lead Group on Quality of Service and Performance and is responsible for: guidance on the end-to-end transmission performance of networks, terminals and their interactions, in relation to the perceived quality and acceptance by users of text, speech and image applications. This work includes the related transmission implications of all networks (e.g., those based in PDH, ADH, ATM, and IP) and all telecommunications terminal (e.g., handset, hands-free, headset, Mobile, audiovisual, and interactive voice response).

SG12 has 3 Working Parties addressing 16 Questions:

WP1/12 – Telephonometry and terminals
Chair: Mr Ceruti (Italy)

WP2/12 – Performance planning and assessment
Chair: Mr Alder (G)

WP3/12 – Quality of Service over IP
Chair: Mr Coverdale (Can)

SG 13 - Multi-protocol and IP-based networks and their interworking

The International Chairman is Mr Moore (UK)
UK Coordinator is Mr Bexon (BT)

SG13 is the Lead group on IP related matters, B-ISDN, Global Information Infrastructure and satellite matters, and is responsible for studies relating to: internetworking of heterogeneous networks encompassing multiple domains, multiple protocols and innovative technologies with a goal to deliver high quality, reliable networking. Specific aspects are architecture, interworking and adaptation, end-to-end considerations, routing and requirements for transport.

SG13 has 4 Working Parties addressing 16 Questions:

WP1/13 – Project Management and Coordination
Chair: Mr Cochennech (F)

WP2/13 - Architectures and Internetworking Principles
Chair: Mr Lee (Korea)

WP3/13 – Multi-protocol Networks and Mechanisms
Chair: Mr Maeda

WP4/13 – Network Performance and Resource Management
Chair: Mr Seitz (USA)

SG 14 - NOT ALLOCATED

SG 15 - Optical and other transport networks

The International Chairman is Mr Wery (CAN)
UK Coordinator is Mr Nunn (BT-Con)

SG15 is the Lead group on Access Network Transport and is the focal point in ITU-T for studies on optical and other transport networks, systems and equipment. This encompasses the development of transmission layer related standards for the access, metropolitan and long haul sections of communication networks.

SG15 has 5 Working Parties addressing 19 Questions:

WP1/15 – Network Access
Chair: Mr Nunn (UK)

WP2/15 – Network Signal Processing
Chair: Mr Sparrell(USA)

WP3/15 – OTN Structure
Chair: Mr Trowbridge (USA)

WP4/15 – OTN Technology
Chair: Mr Bonaventura (I)

WP5/15 – Projects and Promotion
Chair: Mr Okamura (J)

SG 16 - Multimedia services, systems and terminals

The International Chairman is Mr Probst (Swiss)
UK Coordinator is Mr Pechey (Computency Ltd.)

SG16 is the Lead group on Multimedia Services, Systems and Terminals and is the Lead group on e-Business and e-Commerce, and is responsible for studies relating to: multimedia service definition and multimedia systems, including the associated terminals, modems, protocols and signal processing.

SG16 has 4 Working Parties addressing 14 Questions:

WP1/16 - Modems and Facsimile terminals
Chair: Mr Matsumoto (Japan)

WP2/16 - Multimedia platform and interworking
Chair: Mr Tosco (Italy)

WP3/16 – Media coding
Chair: Mr Campos Neto (USA)

WP4/16 – Multimedia framework
Chair: Mr John Magill (UK)

SG 17 - Data Networks and Telecommunication Software

The International Chairmnn are Mr Bertine (USA) ansd Mr Sarma (Germany): This SG came into effect on 17 September 01, the result of the merger of SGs 7 and 10.

UK Coordinator is Mr Reed (Telecom Software Eng. Ltd)

SG 17 is the Lead Group for frame relay, for communication systems security and languages and description techniques, and is responsible for studies relating to:

	data communication network
	application of open systems communication networking, directory and security technical languages, the method of their usage and other issues related to the software aspects of telecommunication

SG 17 has 5 Working Parties addressing 27 questions:

WP1/17 - Data Networks
Chair: Mr Blausten (USA)

WP2/17 - Open Systams Technology
Chair: Mr Chin (Korea)

WP3/17 - Languages and Notations
Chair: Mr Reed (UK)

WP4/17 - Quality and Methods
Chair: Mr Monkewich (Canada)

WP5/17 - Ditstributed Object Technologies
Mr Meisingset (Norway)

Special Study Group"IMT-2000 and beyond" (SSG IMT)

The International Chairman is Mr Visser (CAN)
UK Coordinator is Mr Briggs (BT)

SSG IMT is the Lead group on IMT-2000 and Beyond and for mobility, and is responsible for studies relating to network aspects of International Mobile Telecommunications 2000 (IMT-2000) and beyond, including wireless Internet, convergence of mobile and fixed networks, mobility management, mobile multimedia functions, internetworking, interoperability and enhancements to existing ITU-T Recommendations on IMT-2000.

SSGIMT has 3 Working Parties addressing 8 Questions:

WP1/IMT Service and Interface requirements for IMT-2000 and Beyond
Chair: Mr Hussain (USA)

WP2/IMT Application and Interworking of IMT-2000 and Systems
Chair: Mr Graf (Australia)

WP3/IMT Harmonisation and Convergence of IMT-2000 Systems
Chair: Mr Kim (Korea)

Click here for access to the latest ITU-T SSG IMT Reports

RA1/IPU/ITS/KW21 June 01

	principles of service provision, definition and operational requirements of service emulation;
	numbering, naming, addressing requirements and resource assignment including criteria and procedures for reservation and assignment;
	routing, and internetworking requirements;
	human factors;
	operational aspects of networks and associated performance requirements including network traffic management, quality of service (traffic engineering, operational performance and service measurements);
	operational aspects of internetworking between traditional telecommunication networks and evolving networks;
	evaluation of feedback from operators, manufacturing companies and users on different aspects of network operation.