International Telecommunication Union
ITU-T Products & Services
Greg Jones
ITU Telecommunication Standardization Sector
(ITU-T)
greg.jones@itu.int
ITU-T Seminar – Kasane, 24 July 2002
Overview
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24 July 2002
ITU-T working methods
ITU-T studies
ITU-T products & services
ITU-T strategy and priorities
Conclusion
ITU-T Seminar – Kasane, July 2002
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Working methods
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Recommendation A.1
Contributions
Delayed Contributions
Temporary Documents
Email reflectors
Informal FTP areas
Physical meetings
• SG, WP, Rapporteur, Editor
o Recommendation A.9 for SSG
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ITU-T Seminar – Kasane, July 2002
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Approval methods
o TAP – traditional approval process (Res. 1)
• Determination at physical meeting
• Approval at physical meeting
• Text available before approval meeting
o AAP – alternative approval process (Rec. A.8)
• Consent at physical meeting
• Last call period
• Approval if no substantive comments
• Additional review or revert to SG or TAP
o Non-normative texts approved at Study
Group level
• e.g. Appendices, Supplements, Handbooks
24 July 2002
ITU-T Seminar – Kasane, July 2002
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Approval time for ITU-T
Recommendations
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Before 1988
1989-1993
1993-1996
1997-2000
o 2000 
4 years
2 years
18 months
9 months (5 months in
exceptional circumstances)
Minimum 4 weeks (AAP)
9 months (TAP)
AAP = Alternative Approval Procedure
TAP = Traditional Approval Procedure
24 July 2002
ITU-T Seminar – Kasane, July 2002
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Cooperation
o A.4 – Communication with forums/consortia
o A.5 – Organizations qualified for referencing
o A.6 – Communication with SDOs
o MoUs
• MoU ICANN Protocol Supporting Organization,
14 July 1999
• MoU between IEC, ISO, ITU and UN/ECE
Concerning Standardization in the Field of
Electronic Business, 24 March 2000
• MoU between ITU and ETSI, 14 June 2000
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Migration towards an IPbased backbone network
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GII: Technology convergence
(based on Figure 5-1/Y.110)
TODAY
Computer
Information
Telecommunication
GII
Consumer
Entertainment
NEAR FUTURE
Computer
Information
Telecommunication
GII
Consumer
Entertainment
Computer
Information
21st Century
Telecommunication
GII
Consumer
Entertainment
24 July 2002
ITU-T Seminar – Kasane, July 2002
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Ensuring global
interoperability
o Quality of Service (QoS)
o Numbering and routing
o Security
o Tariffs and Accounting rates
o Interworking
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ITU-T Seminar – Kasane, July 2002
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ITU-T publications
o Recommendations
o WTSA Resolutions
o Appendices
o Supplements
o Handbooks
o Directives
o ITU Operational Bulletin
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Free and discounted ITU-T
publications
o Discounts of 15% and one free online
subscription are granted to Member States
and Sector Members participating in the
work of ITU.
o A discount of 80% of the catalogue price on
all ITU publications is granted to
Administrations of the Least Developed
Countries (LDCs), as well as to libraries of
educational institutions (for online
subscriptions and CD-ROM publications
only).
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ITU-T Series (A-L)
A.
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Organization of the work of ITU-T
Means of expression: definitions, symbols, classification
General telecommunication statistics
General tariff principles
Overall network operation, telephone service, service
operation and human factors
F. Non-telephone telecommunication services
G. Transmission systems and media, digital systems and networks
H. Audiovisual and multimedia systems
I. Integrated services digital network
J. Transmission of television, sound programme and other
multimedia signals
K. Protection against interference
L. Construction, installation and protection of cables and other
elements of outside plant
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ITU-T Seminar – Kasane, July 2002
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ITU-T Series (M-Z)
M. TMN and network maintenance: international transmission
systems, telephone circuits, telegraphy, facsimile and leased
circuits
N. Maintenance: international sound programme and television
transmission circuits
O. Specifications of measuring equipment
P. Telephone transmission quality, telephone installations, local
line networks
Q. Switching and signalling
R. Telegraph transmission
S. Telegraph services terminal equipment
T. Terminals for telematic services
U. Telegraph switching
V. Data communication over the telephone network
X. Data networks and open system communications
Y. Global information infrastructure and Internet protocol aspects
Z. Languages and general software aspects for telecommunication
systems
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Handbooks & Directives
(recent examples)
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Protection of telecommunication buildings from fire (SG6)
Construction, Installation, Jointing and Protection of
Optical Fibre Cables (SG6)
Application of Computers and Microprocessors to the
Construction, Installation and Protection of
Telecommunication Cables (SG6)
Handbook on Marinized Terrestrial Cables (SG6)
Handbook on interference measuring techniques
Handbook on Telephonometry (SG12)
Guide to the use of ITU-T publications produced by Study
Group 5 aimed at achieving electromagnetic compatibility
and safety (SG5)
Directives Concerning the Protection of Telecommunication
Lines against Harmful Effects from Electric Power and
Electrified Railway Lines (SG5)
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Freely accessible web resources
o ITU-T patent database
o International numbering resources
o A.4, A.5 and A.6 recognized
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organizations
Terms and definitions
List of ITU-T Recommendations
ITU-T Work programme
ASN.1 module database – new
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