1 Status Report on CJK NGN Working Group China Communications Standards Association 9 th CJK meeting April 2009 HeyuanXu, Chairman of NGN-WG

Objectives and tasks of NGN-WG Objectives Cooperation among CJK to promote and reflect the studies on NGN requirements and solutions to the relevant International NGN standardization activities Tasks Collect and exchange industry/standard information on NGN-related activities of each country Identify key standard areas to provide end-to-end multimedia services over future NGN Pursue maximum commonality of NGN-related standards Go on interconnectivity and interoperability of NGN through interoperability tests among interested parties

Working method Working group meeting High level standard direction and selected major technical issues are discussed to promote the CJK collaboration The meeting is expected to be held as much as possible in conjunction with the CJK meeting. Additional WG meetings can be held with permission by the CJK plenary The progress report will be made at the CJK plenary Ad hoc meeting by technical experts Key specific technical issues are discussed among technical experts who participate in the relevant ITU-T meeting The meeting is held in the previous day of each NGN-related ITU-T meeting to share the standards views among the CJK members to lead the discussion Also meet in the middle of each ITU-T NGN-GSI meeting if necessary to resolve any critical issues among CJK

Working method Workshop Key specific technical field,subject or topic are reserved in advanced (Normally the topics will be determined in the NGN Ad-hoc meeting before Workshop) Key specific technical field field,subject or topic are discussed among technical experts who participate in the CJK NGN-WG meeting The workshop is expected to be held as much as possible in conjunction with the CJK NGN-WG meeting Teleconference Key specific technical issues are discussed among technical experts who is involved in the issues in the relevant ITU-T standard activty The CJK NGN-WG management team are responsible for organizing it

NGN-WG management team Duration; One-year term from July 2008 to April 2009 Chairman: Mr. Heyuan XU (CCSA, China) Vice Chairman:Mr. Hideaki YAMADA(TTC, Japan) Vice Chairman: Mr. Taesang CHOI (TTA, Korea)

Meeting history Working Group (WG) meetings 12th meeting: 31 March to 1 April 2008, Okinawa, Japan hosted by TTC CJK NGN test-bed Working methods and meeting operation New technologies Technical discussion about ongoing topics in ITU-T CJK white paper 13th meeting: July 23 to , Seoul, Korea hosted by TTA Next study period issues CJK NGN test-bed NGN standard status, e.g. Report of Q.8/13 Technical issues, for instance, IPTV, MPM, Ubiquitous Network and IDM

Meeting history Working Group (WG) meetings 14th meeting: December 10 to ,Tokyo, Japan hosted by TTC CJK NGN test-bed Service/applications issues Status of SG and future works for GSI CJK Collaboration Workshop Ad-hoc meetings NGN ad-hoc meetings in conjunction with ITU-T NGN-GSI events: May, September 2008, January 2009.

Key achievement (1/3) Technical discussion including exploration to new work and collaboration items Next generation service network Unified Communication (UC) IDM Ubiquitous Network Progress on NGN-test bed Based on test-bed schedule, phase 3 and 4 are still going on, thereinto evaluation scenarios, 6-1 to 6-3 have been conducted. Performance of RTCP-XR via MPM under several traffic load has been discussed, and the continuation of the discussion of the performance test is needed. The test of functionally distributed network architecture is being evaluated.

Key achievement (2/3) Agreement on the common strategy towards ITU-T meetings Share a vision for NGN and beyond Preparation and share information for study period Share information and seeking support for consenting drafts and approving Recommendation Progress on NGN ad-hoc meetings Review of CJK contributions to NGN-GSI meetings and collaboration to support critical ones Fixing workshop subjects, speakers

Key achievement (3/3) Workshop IPTV ITU-T Standardization Work on IPTV IPTV mechanism for content delivery using P2P IPTV related works in Q13/12 MMCF(Mobility Management and Control Framework) Fixed Mobile and Broadcasting Convergence services for NGN MMCF Status and Issues Proposal of Enhanced Mobility Architecture for NGN Handover scenarios and relevant media paths in MMCF Future network Future Network standardization activities in ISO/IEC JTC1 Future Network standardization activities in ITU-T SG13 Research Activities toward Infrastructure Virtualization for Future Internet / New Generation Network Functionally distributed transport network architecture Open and Scalable router and network

Future meeting plan NGN-WG requests to endorse the following meetings. Exact proposal will be made at the closing plenary 16th CJK NGN-WG meeting End of July 2009(China) 17th CJK NGN-WG meeting End of November 2009(Korea) Ad hoc meetings will be held by the decision at WG level

Conclusions NGN-WG members contribute to the NGN and IPTV global standards activities in GSIs, SG11, and SG13 meetings of ITU-T and play a key role NGN-WG progress its work on establishing ITU-T standards and proceeding with CJK test bed NGN-WG is considering future NGN-WG meeting plans before the next CJK plenary.

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