International Telecommunication Union Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Numbering, naming, addressing and operational issues Greg Jones ITU Telecommunication Standardization Sector (ITU-T)

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Study Group 2 Questions (WP1) Operational aspects of service provision, networks and performance n Application of Numbering, Naming and Addressing Plans for Fixed and Mobile Services n Routing and interworking plans for fixed and mobile networks n Management and development of voice and non-voice based telecommunication services n Human factor issues in international telecommunication services

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Study Group 2 Questions (WP1) Operational aspects of service provision, networks and performance 5. Service quality of networks (QSDG) 6. Network management (SNOG/NMDG) 7. Traffic engineering for personal communications 8. Traffic engineering for SS No. 7- and IP-based signalling networks 9. Traffic engineering for networks supporting IP services

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Some projects: Question 1/2 Maintenance of existing E-series numbering related Recommendations Global evolution of naming, numbering and addressing, including telephone and Internet interworking Number portability International numbering resource administration UIFN/UIPRN/UISCN registrar coordination

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Some projects: Question 2/2 Maintenance of existing E-series routing related Recommendations Routing of calls when using international network routing addresses Interworking of routing addresses and IP names/addresses Routing methods for new network applications and technologies Support for differentiated QoS services for new network applications and technologies

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Some projects: Question 3/2 Maintenance of all existing service-related Recommendations New service features and service interworking enabled by the introduction of IP-based networks International Telecommunication Charge Card Service and Operational Aspects for mobile services Emergency Service Provision Transitional scenarios for migration from legacy networks and services to more modern means of telecommunications, including interworking cases

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Some projects: Question 4/2 Maintenance of existing human factors Recommendations Human factors aspects of public telephones to improve their usability for older people Symbols and pictograms for specific types of facilities for people with disabilities Internationally standard "earcon" (audible tone signal) to indicate the possibility of choosing a language in which to receive an interactive voice response service Standard method for entering alphabetic information on telephone dialpads

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Question 5/2 To provide new or revised Recommendations which enable service quality parameters to be identified and measured, and which establish numerical objective values to ensure that networks provide service quality to meet customer/user expectations. Operational Considerations for QoS of Voice and Facsimile over IP-based Networks Framework for service quality agreement Observation on international outgoing telephone calls for QoS. Quality of service framework Framework for service level agreement Terms and definitions related to QoS/NP Performance Monitoring Methods Quality of Services Handbook

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Question 6/2 How should the E.410-series of Recommendations be updated to reflect the enhancement of network management capabilities? Studies under this Question will include: NM operational guidance NM surveillance NM controls NM planning and organization aspects

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Some projects: Question 7/2 Revision of Recommendations on traffic engineering aspects of networks supporting Personal Communications Revision of Recommendations on reference connections for traffic engineering Revision of Recommendation E.760: Terminal mobility traffic modelling Revision of Recommendations on network grade of service parameters and target values Dimensioning methods for Public Land Mobile Systems Traffic measurement requirements for networks supporting Personal Communications services

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Some projects: Question 8/2 Traffic engineering for IP-based signalling networks Methods for dimensioning resources in Signalling System No. 7 networks Methods for allocating and dimensioning IN resources Traffic engineering methods for B-ISDN signalling Traffic and congestion control requirements for SS No. 7 and IN-structured networks Measurements of IN-services and service components Implications of number portability for traffic engineering of signalling networks

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Some projects: Question 9/2 Revision of Recommendations on reference connections for traffic engineering of IP access networks Traffic engineering methods for IP access networks based on hybrid fibre-coaxial System Traffic engineering methods for IP access networks based on Digital Subscriber Line System Traffic engineering methods for IP access networks based on Wireless Local Loop Traffic engineering methods for transporting voice over IP Measurement requirements for IP-based networks Traffic control and dimensioning for IP-based networks

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Study Group 2 Recommendation Series Series E Overall network operation, telephone service, service operation and human factors Series F Non-telephone telecommunication services Series I Integrated services digital network (service definitions) Series S Telegraph services terminal equipment

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Current work, some key SG2 Rec. E.106International Emergency Preference Scheme for disaster relief operations (IEPS) E.121Standardize new symbols for telecommunication E.164The international public telecommunication numbering plan E.212The international identification plan for mobile terminals and mobile users E.168Application of E.164 numbering plan for UPT E.A-ENUM Principles and procedures for the administration of E.164 country codes for registration into the Domain Name System E.TDRUse of Telecommunications during emergencies

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Current work, some key SG2 Rec. E.360.x QoS routing and related traffic engineering methods E.408Telecommunication networks security requirements QoS Handbook E.4KPIBusiness oriented key performance indicators for management of networks and services E.780Dimensioning methods for public land mobile systems E.790Traffic measurement requirements for networks supporting Personal Communication Services

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Administration of resources o E.164 (Telephone numbers) Geographic country codes Network codes o ENUM o E.169 (Universal freephone and premium rate) o E.212 (IMSI codes) o X.121 (Public data networks) o F.69 (Telex) o Q.708 (signalling area network codes) o F.1 (Telegram)

June 2004 Preparatory Meeting of African Countries for WTSA-04 Victoria Falls, Zimbabwe, June 2004 Publication of information o Operational Bulletin o Resource databases E.118 (Issuer identifier number) E.164 (Telephone numbers) ENUM (Country code delegations) E.169 (Universal numbers) E.212 (MCC and MNC) Tones as per E.180 etc. o National numbering plans