1. ENUM Trial Implementation in Korea Contact: Sungwoo Shin +82-2-2186-4546 ssw@nic.or.kr www.enum.or.kr 57 th IETF ENUM Working Group

2. SSW – 1 57 th IETF Vienna 2003 Contents ENUM Activities in Korea ENUM Trials –Overview –Trial System Image –Trial System Demo ENUM Registration Process ENUM Trial Service Use Status of National ENUM Standardization Next Steps…

3. SSW – 2 57 th IETF Vienna 2003 ENUM Activities in Korea Since Oct. 2000 –Studies of the international standardization activities –Participation in IETF, ITU-T SG2 WP ½, US ENUM Forum –ENUM Promotions in Korea URI projects –URI Protocol Standardization Project –URI Standardization Forum : ENUM Committee Seminars & Workshops –IT Forum Korea(2002/2003) –URI Standardization Forum Workshop(2002/2003) –Next Generation Internet Identifiers workshop (2002) Gary Richenaker, US ENUM Forum Chair –ENUM session on Korea Internet Operation workshop(2002)

4. SSW – 3 57 th IETF Vienna 2003 URI Protocol Standardization Project (since 2002. 1) URI Protocol Standardization Project (since 2002. 1) URI Standardization Forum (since 2001. 7) URI Standardization Forum (since 2001. 7) International Cooperation Basic Specification for the implementation of ENUM ENUM Activities in Korea

5. SSW – 4 57 th IETF Vienna 2003 ENUM Trial Overview Mission –To examine the technical availability of ENUM Setup Period –2003. 3 ~ 2003. 12 Budget –Approx. US$300,000 (Funded by Government -Ministry of Information and Communication)

6. SSW – 5 57 th IETF Vienna 2003 ENUM API –Based on Windows(98/ME/2000/XP), IE Tool Bar and IE Built-in –ENUM number fill-in, Service array and connection ENUM Telephony System –IP-PSTN Connection Telephony Service based on SIP technology ENUM DNS –ENUM Tier 1 / 2, Dynamic Update ENUM Registration System –Web-based Registration ENUM Trial Overview

7. SSW – 6 57 th IETF Vienna 2003 System Image 0.0.5.4.6.8.1.2.2.2.8.e164.arpa 100 10 “ u ” tel:82221864500 100 10 “ u ” sip:82221864500@nic.or.kr 100 10 “ u ” mailto:enum@nic.or.kr 100 10 “ u ” http://www.nic.or.kr ENUM Service Program Windows Application Program IE(5.0 or higher) Toolbar ENUM Registration Website ENUM DNS System Application Service IE (5.0or higher) Direct Fill-in 2.8.e164.arpa 0.0.5.4.6.8.1.2.2 NS enum.nic.or.kr Website Fill-in

8. SSW – 7 57 th IETF Vienna 2003 ENUM Trial Demo - Main Website

9. SSW – 8 57 th IETF Vienna 2003 Program download and installation IE Direct Fill-inWindows ApplicationIE Toolbar ENUM Trial Demo – ENUM API

10. SSW – 9 57 th IETF Vienna 2003 ENUM Trial Demo – ENUM use on the web

11. SSW – 10 57 th IETF Vienna 2003 National ENUM Standardization Orgs. URI Standardization Forum - ENUM committee  ENUM Trial Working Group Started as of 2003. 6. 20 Consider next step of ENUM Trial Service and Affiliations with major Telcos in Korea TTA TC02( Telecommunication Network Technical Committee )  ENUM Task Force Team Started as of 2002. 10. Following up international ENUM standardization activities Standardization for the national application of ENUM

12. SSW – 11 57 th IETF Vienna 2003 ENUM Standardization Process URI Standardization Forum Standards - Technical Specification - International Standards Reference Preparation for Proposed Standards Settlement and Decision of Proposed Standards Forum Members After the proposal to the committee, notification of adoption by the chair reviewing by the committee, revision After the settlement of the committee chair, decision of the steering committee Preparation for the Forum Standards Proposal TTA Standards - Technical Proposal from the International Standards Selection among Forum standards for proposing TTA Standard Standardization by ENUM Task Force Team

13. SSW – 12 57 th IETF Vienna 2003 Next Steps ENUM Service –2003. 7 : Completion of the Trial System Implementation Modification of website design and program interface, OS test –2003. 8 : Provides ENUM Trial Service –2004 : Preparation for Commercialized ENUM Service System : Tel no. verification system, application service system (fax, SMS …) Policy Issues : Security, Number Plan, Service Model, Administration System ….. ENUM Standardization Plan –The Second half of 2003 Absorption RFC 2916bis into TTA Standard “Specifications for ENUM implementation” based on the result of ENUM trial system