Status report on CJK NGN Working Group

1. Status report on CJK NGN Working Group April 9, 2007 7th CJK Standard Meeting Taesang Choi Chairman of CJK NGN Working Group

2. 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, • Confirm interconnectivity and interoperability of NGN through interoperability tests among interested parties • Phased approach will be taken from the top to the bottom of above items.

3. Working method; Two level meetings • 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

4. NGN-WG Management structure • Chairman: Mr. Taesang CHOI (TTA, Korea) • Vice Chairman: Mr. Naotaka MORITA (TTC, Japan) • Vice Chairman: Ms. Duo LIU(CCSA, China) Duration; One-year term (July 2006 – June 2007) Chairman Vice-Chairmen NGN-WG meeting Ad hoc meeting Task group Task group

5. Meeting history • WG meetings • 1st CJK NGN WGMeeting(6 July 2004, Seoul, Korea) hosted by TTA (Plenary) • 2nd CJK NGN WG Meeting(11-12 November 2004, Tokyo, Japan) hosted by ARIB/TTC • 3rd CJK NGN WG Meeting(28-29 March 2005, Tokyo, Japan) hosted by ARIB/TTC (Plenary) • 4th CJK NGN Working Group Meeting(24 June 2005, Beijing, China) hosted by CCSA • 5th CJK NGN Working Group Meeting(15-16 Dec 2005, Seoul, Korea) hosted by TTA • 6th CJK NGN Working Group Meeting(10-11 April 2006, Hang Zhou, China) hosted by CCSA (Plenary) • 7th CJK NGN Working Group Meeting(10-11 October 2006, Tokyo,Japan) hosted by TTC • 8th CJK NGN Working Group Meeting(5-6 Feb 2007, Jeju, Korea) hosted by TTA • Ad hoc meetings • 16Jul 2006 at Geneva for ITU-T NGN-GSImeeting • 21October 2006 at Geneva for ITU-T NGN-GSImeeting • 7January 2007 at Beijing for ITU-T NGN-GSImeeting

6. Key achievement of NGN-WG • Agreement on the objectives of NGN-WG • Agreement on the key tasks of NGN-WG • Agreement on the organizational procedure of NGN-WG such as working method, rules for participants and contributions, guidelines of meeting host and publication • Agreement on the setup of a new task group on NGN-Testbed and Phase 1 testing is completed • Agreement on the setup of IPTV ad-hoc group and collaboration for co-authoring relevant contributions to FG IPTV meetings • Agreement on CJK-NGN Ad-hoc meetings held before the ITU-T NGN-GSI meetings and Review of CJK contributions to NGN-GSImeetings and collaboration activities to support critical ones • Agreement on collaboration for NGN Release 2 activities such as NGN R2 Requirements, Multicast, Mobility issues for NGN R2

7. Major topics • NGN Release 1 Issues • NGN R1 Requirements • NGN R1 Architecture • NGN R1 Resource Admission Control Functions • NGN R1 Performance Monitoring for NGN • NGN Release 2 Issues • NGN R2 Requirements • NGN Mobility • NGN Multicast • Home Networking • IPTV Issues • CJK Harmonization on IPTV issues (e.g., Multicast, etc.) • FG IPTV activity Coordination • CJK Test-bed Issue • Phase I: 2006 3rd/4th Quarter • Network Connectivity • Scenarios 2 and 4 only • First Report/Demo during 9th CJK NGN Meeting (April 2007) • Phase II: 2007 1st/2nd Quarter • Scenarios 1 and 3 • Second Report/Demo during 10th CJK NGN Meeting (September or October 2007) • Phase III: 2007 3rd/4th ~ 2008 1st/2nd Quarter • Scenario 5 ~ 7 • Testing details will further be defined depending on the technology availability status • Third Report/Demo 11th CJK NGN Meeting

8. CJK contribution to NGN Global Standards • NGN standard activities were initiated by Europeans • But it was not enough to make global notification • CJK involved in this area since the 1st JRG-NGN meeting at Munich, October 2003 • After joining CJK in ITU-T based activitiesincluding various Workshops, NGN standards became global issue • Especially FG NGN group was launched at June 2004 based on the agreements which made at Beijing April 2004 among ITU-T Europe, North America and Asian Key members • Since the launching of FG NGN, CJK members have become most important members with enormous contributions • Recently CJK played a critical role to launch FG IPTV and is actively leading and contributing the activity • In summary, CJK now has a key leading role for the global NGN standards

9. NGN Test-bed Task group in NGN-WG • Key objectives of NGN-testbed • - Building a common NGN technology testing infrastructure • - Feasibility testing prior to NGN commercial deployment • - Interoperability testing for NGN components • - Providing NGN service development platform for inter- • country issues • - Cooperation with other international NGN related testbeds • The CJK meeting endorsed on the launch of the NGN-testbed task group and high-level support for the testbed project • Dr. Taesang Choi (TTA) was nominated to the NGN-testbed task leader • Test-bed networks between Korea and China was first established in October 2006 • The first test to be performed is VoIP & MoIP over Call Server networks • Phase I test was successfully completed in March 2007 between Korea (ETRI) and China(CATR) • Phase II & III activities will be continued

10. Future meeting plan NGN-WG requests the CJK meeting to endorse the following meetings as the NGN-WG activities. • Ad hoc meeting at ITU-T NGN-GSI on Sunday, April 15 in Geneva • 10thNGN-WG meeting, Venue is TBD • 11th NGN-WG meeting, Venue is TBD

11. Conclusions • NGN-WG agreed the objectives, the tasks and the organizational procedure of the WG • CJK-NGN members contribute to the NGN global standards activities in the NGN-GSI, SG11, and SG13 meetings and play a key role of the standards activities • NGN-WG agreed to setup a new ad-hoc group on IPTV in NGN-WG and request strong support from the CJK members • NGN-WG proposed future Ad hoc meeting and NGN-WG meeting plans before the next CJK meeting in 2008

12. Thank you for your attention