1. Back Office Support System(BOSS) of High Speed Internet Service Myeong Hwan Park dearmh@dacom.net 2003. 10. 2

2. 2 / 14 Contents Overview of DACOM BoraHomenet Role of BOSS System Architecture of BOSS Custom and Operation Support System Authentication Management System Integrated Internet Network Management System The Evolution of DACOM BOSS

3. 3 / 14 Network Topology HFC IP Network (BoraNet) Router L3 Switch CMTS PSTN Trunk Gateway VoIP SSW PSTNIP backbone Network Access Network Metro Ethernet, HFC etc. Last-mile CPE VDSL/FTTC VDSL CU L2 Switch L3 Switch DHCP Optic Trans/Recv TV MDF APT subscriber 2-wire AP VoCM VDSL SU VDSL SU Overview of DACOM BoraHomenet enables the delivery of High-Speed Internet Service to all subscribers' home CU: Circuit Unit SU: Subscriber Unit CMTS: Cable Modem Termination System CPE: Customer Peripheral Equipment

4. 4 / 14 Configuration Overview of DACOM BoraHomenet * VoIP Service is available sooner Access Network Device Network Subscribe Device Terminal CM *VoCM SU *RGW AP PC Phone FTTC/VDSL HFC CMTS Platform BOSSBOSS Service Internet *VoIP Wireless LAN DHCP CU *VoIP SoftSwitch Monitor And Control Monitor And Control Settle a Customer s demand Settle a Customer s demand Variety Service

5. 5 / 14 NMS Authentication CSS OSS BOSS Billing Role of BOSS Customer Call Center serves as a bridge between customers and Internet Service providers Co-operation and Branch office DACOM OSS: Operation Support System CSS: Customer Support System

6. 6 / 14 System Architecture of BOSS Custom and Operation Support System (COSS) Integrated Internet Network Management System (IINMS) Authentication Management System (AMS)

7. 7 / 14 Subscription Opening to Traffic Equipment Registration Alarm Transaction Co-operation enterprise Management Billing offers One Stop order processing of customer demand gives systematic assistance to customers, whose information could be managed and controlled from subscription to termination IINMS AMS Call Center Co-operation Enterprise DACOM Operator Custom and Operation Support System

8. 8 / 14 Opening to Traffic Equipment RegistrationSubscription Custom and Operation Support System Cont. be processed one transaction from subscription to billing by COSS

9. 9 / 14 Authentication Management System Nobody is permitted to use a internet service without a permission. Authentication Method HFC Network identify a MAC number with the customer id VDSL Network identify a CU Port with the customer id Wireless LAN identify a user id with the customer id AMS HFC Subscribe Device CM VoCM HFC Subscribe Device CM VoCM SNMP TFTP Provisioning Engine/DB Customer Inforamtion MAC, IP LDAP Server DHCP Server DHCPD CNR Filter Log Server DB Configure Manager VDSL Subscribe Device CU VDSL Subscribe Device CU VDSL Port Manager Wireless LAN RADIUS Wireless LAN Device AP Wireless LAN Device AP IINMS COSS

10. 10 / 14 HFC NMS CMTS management HFC Cell management VDSL NMS CU management CU Port management Internet QoS Measurement IP NMS Router management Switch/Hub management VoIP NMS Call management Server management AP Management System CM Management System VoCM(MTA) Management System Customer Device Management System IP Network (BORA NET) VOIP Service HFC NetworkVDSL Network VoIP QoS Measurement Customer-oriented fault detection is required,which should cover a wide variety of networks Alarm Detection and Clear/Test Procedure First : Subscriber Device DACOM Call Center Second : Access Network Device Co-operation enterprise Third : IP Backbone Network Device Network Operator Team Integrated Internet Network Management System IINMS

11. 11 / 14 Insert Customer ID Integrated Internet Network Management System Cont. gives absolutely customer-oriented diagnosis

12. 12 / 14 Cont. DivisionDeviceIPMax TrafficTraffic Usagedate supports various types of statistics and analysis Maximum traffic statistics to decide an extension of cell size at the HFC Network another statistics : illegal port usage statistics, remaining port statistics etc. Integrated Internet Network Management System

13. 13 / 14 Software Architecture IDL: Interface Definition Language CORBA: Common Object Request Broker Architecture BAS: Boland Application Server CLI: Command Line Interface RADIUS:Remote Authentication Dial-In User Service JDBC/SQL*Net APACHE SERVELET(JSP Engine) BAS CORBA JAVA APPLICATION WEB SERVER COSS SERVER SNMP/CLI C++ APPLICATION IINMS SERVER HTTP(TCP/IP) WEB BROWSER WIN98/XP Html Request/Response ORACLE JVM Jbuilder(5.x) CNR Extension Directory Service/Radius SNMP APPLICATION/C++ CORBA ORACLE SQL*Nett AMS SERVER Internet/LAN

14. 14 / 14 The Evolution of DACOM BOSS COSS additional service such as digital broadcasting service could be available AMS add the concept of customer authentication individualized identification(user id and password) CPE management/authentication IINMS GIS-based of Customers Information management system HFC : Cell Configuration(cell No. or electric pole No.) QoS measurement system of wireless LAN Home Network Management System for individual subscribers