1. Jung SooSung Vice President KT ICOM September 27 th, 2001

2. APNOMS 2001 CONTENTS  KT ICOM’s IMT-2000 Service Schedule  OSS Challenges  Differentiations of 3G OSSs  OSS features of KT ICOM  Service Deployment and Assurance  Conclusion

3. APNOMS 2001  3G Business in Korea - KT ICOM and SK IMT were granted IMT-2000 licenses based on W-CDMA - LGT prepares for cdma2000 business  KT ICOM’s Initial services will be started in 2Q. 2002 before FIFA World Cup Korea-Japan  Equipment Supplier Candidates - Samsung/LG/Ericsson/Nortel  KT ICOM adopt HP OpenView as 3G NMS Platform KT ICOM’s 3G Service Schedule

4. APNOMS 2001  Multiple hardware platforms and services  Mixed infrastructure(Wireless & Fixed network)  Multi vendors and providers  Services on a global basis  Various enabling technologies(CORBA, XML…)  QoS based on SLAs OSS Challenges - Considerations of IMT-2000 OSSs

5. APNOMS 2001 Facility Centric Mgmt. Centric Mgmt.Facility Service Management Network Management Element Management Business Management Service Management Network Management Element Management Business Management Service Management Network Management Element Management Business Management Supplementary Factor Provider Centric Mgmt. Provider Customer Customer Key Selective Factor Key Essential Factor Network Management Supports Business Process Supports OSS Challenges - OSS Paradigm Shift Facility Maintenance Supports

6. APNOMS 2001 Marketing, Sales and Offer Management Enterprise Management FulfillmentAssuranceBilling Supplier/Partner Relationship Management Resource Management and Operations Service Management and Operations Customer Relationship Management Infrastructure Lifecycle Management Supply Chain Lifecycle Management Product Lifecycle Management LIFECYCLE MANAGEMENT PROCESS GROUPINGS CUSTOMER OPERATIONS PROCESS GROUPINGS ENTERPRISE PROCESSES ENABLING & SUPPORT PROCESS GROUPINGS OSS Challenges - eTOM Former TOM domain

7. APNOMS 2001 Differentiations of 3G OSSs (I) Voice Billing 3G Access Mgmt Transm. Mgmt. Switch Mgmt Data Network Mgmt IN Mgmt Voice Services MgmtData Services Mgmt Data Billing Fixed Service Billing Mobile Service Billing Integrated Network Management Integrated Service Management Integrated Services Billing Circuit- Switche d Network Packet- IP Network Integrated Network 2G

8. APNOMS 2001 CP’s OSS Other CP CMS/FMS/PMS IMT-2000 Network CRM ERP Billing System Network Design sys. CDR Data Network Info Network Inventory Mgmt.Sys. Problem Statement From Customer Fault Info. Operational Activities Requests Net. Facilities Info QoS Info OSSs Infrastructure Other NO NO’s OSS SP’s OSS Other SP NO : Network Operator SP : Service Provider CP : Contents Provider Support to 3G Global Roaming Support to Service Mobility(VHE) Support to Contents Diversity Differentiations of 3G OSSs (II)

9. APNOMS 2001  Independent Architecture from Protocol  Better Support for Internal/External Access  Component Interoperability in an IT Industry Context  Advanced Methodologies & Technologies  Service Quality Assurance  Competitive operating costs OSS features of KT ICOM

10. APNOMS 2001 OSS features of KT ICOM - Open Communications Infrastructure Service Management Enabling Factors : Easy Integration with Open Interfaces Distributed, Extensible, Interoperable and Scalable Components Service Management Enabling Factors : Easy Integration with Open Interfaces Distributed, Extensible, Interoperable and Scalable Components Common NE Access Infrastructure CORBA Gateway CMIPSNMPASCIIOthers EMFunctionNMFunction SMFunction Others EMGUINMGUISMGUIOthers UtranAccessSwitchAccessTrans.AccessOthers Billing System Billing System CRM ERP Network Planning Network Planning Roaming Mgmt. Roaming Mgmt. CORBA Integration Multi-Vendor Adaptation Presentation Clients Application Servers Access Servers ORB Bus Common Interfaces to other OSSs

11. APNOMS 2001 Service Management Enabling Factors : Timely Detecting & Reporting of Fault Conditions affecting Services Providing End-to-End Maintenance Views through Open Interfaces Proactive Maintenance Capabilities - Introduce Rule Engine Service Management Enabling Factors : Timely Detecting & Reporting of Fault Conditions affecting Services Providing End-to-End Maintenance Views through Open Interfaces Proactive Maintenance Capabilities - Introduce Rule Engine Fault Management Functional Area Fault Monitoring Fault Management User Interface Trouble Ticketing Rule Engine Auto Correction Performance Alarms affecting SLA GLR, Roaming Fault Info. Statistics & Analysis Fault DB Knowledge Base QoS Degradation Alarms Restoration Knowledge Orders Results Alarms controls Billing System Billing System CRM Roaming Management Roaming Management SLA Management SLA Management Service Problem Resolution Service Problem Resolution OSS features of KT ICOM - FM Functionalities for Service Assurance Rating & Discounting Interface to SM OSSs Maintenance Staff Open Interface(CORBA) Service Management Interactions UtranTrans.Switch Utran Terminal

12. APNOMS 2001 Service Management Enabling Factors : Rapid Service Activation Supporting More Efficient Network Resource Management for Service Provisioning Service Management Enabling Factors : Rapid Service Activation Supporting More Efficient Network Resource Management for Service Provisioning Configuration Management Functional Area Configuration Management User Interface Work-Flow Manager Performance Alarms Network Availability Info. Provisioning Info. Control Rule Base Work Duration Announcement Operational Activities Billing System Billing System CRM Roaming Management Roaming Management Service Planning Service Planning ERP OSS features of KT ICOM - CM Functionalities for Service Fulfillment Rating & Discounting Interface to SM OSSs Open Interface(CORBA) Service Management Interactions UtranTrans.Switch Utran Terminal Configuration Data Collector Rule Manager Network Controller S/W Manager Config. DB Network Inventory DB S/W Download Test Config. Data Control Config. Manager

13. APNOMS 2001 Service Management Enabling Factors : Timely Detecting & Reporting of Performance Conditions affecting Services Providing End-to-End Traffic Views through Open Interfaces Providing Usage Trend Information to SQM Service Management Enabling Factors : Timely Detecting & Reporting of Performance Conditions affecting Services Providing End-to-End Traffic Views through Open Interfaces Providing Usage Trend Information to SQM Performance Management Functional Area Performancet Management User Interface Usage/Perf. Trend Info. Network Perf. Data Usage Pattern Info. Billing System Billing System CRM Service Quality Management Service Quality Management Service Planning Service Planning OSS features of KT ICOM - PM Functionalities for Service Assurance CDR Data, QoS Degradation Interface to SM OSSs Open Interface(CORBA) Service Management Interactions UtranTrans.Switch Utran Terminal Performance Data Collector PM Statistics Processor Performance Monitor PM Data Processor Alarm Generator Statistics DB Usage & Performance Data PM Threshold PM Configuration Log Monitor DB Alarms Roaming Management Roaming Management Network Perf. data

14. APNOMS 2001 Service Deployment and Assurance Roaming Management Service Problem Resolution SLA Management Customer Network Management Service Deployment Configuration Management Fault Management Performance Management Facility Management UtranTrans.Switch Utran Terminal Customers xSPs Other NOs Other NOs Open Interfaces (CORBA, Web) Problems Resolves Problems Resolves Network Management Components Service Management Components Resolve Info. Problem Info. Orders Services Network Provisioning Facility Installation Results Provisioning Results Global Service Availability Customer SatisfactionHigh Service Quality

15. APNOMS 2001 Conclusion  Telecom operations is being driven by the customer- centric paradigm m  To realize end-to-end service management, management interoperability between components is key factor  With open architecture, services on a global basis will be available  KT ICOM puts forth its best effort to adopt open architecture for high service quality and cost effectiveness of IMT-2000

16. APNOMS 2001 THANK YOU ! http://www.kticom.com