BcN Network Management 2005 05 16 Korea Telecom Seok, Seung Hak (Suksh@ktcokr)
I Introduction Agenda II BcN Management III Conclusion 1
Convergence 산업컨버전스 통신 / 인터넷 /IT/Media/ 방송 서비스컨버전스 Seamless 멀티미디어서비스 네트워크과디바이스컨버전스 공통의코아네트워크과제어네트워크 공통단말 Common network, operation, processes 2
Convergence 정의 서비스컨버전스 엑세스방법에관계없이통일된서비스의사용, 경험 디바이스컨버전스 여러종류의엑세스를지원하는 Common terminals 항상최선의연결 네트워크컨버전스 여러종류의서비스들을제공할수있는네트워크consolidation 여러종류의엑세스에대한 QoS 보장 비용절감효과 3
Service Convergence 통신사업자의역할 -> Reachability 의제공 디바이스, 위치, 등에관계없이서비스가항상접근가능하도록해야함 안전하고신뢰성있는서비스의접근가능 4
Service Convergence 항상최선의연결 장소, 시간, 디바이스, 이동에관계없이연결가능 사용자의선호도, 사용한서비스 ( 경험 ), quality, 속도, 가격에맞는연결제공 단말사이에 voice, video, packet data 의 seamless 한전달 5
Device Convergence 엑세스를선택할수있는지능을가진멀티엑세스디바이스 (always best connected) 멀티 / 하나의엑세스방법을제공하는디바이스 Home networks Home gateways Triple play services 6
Network Convergence 유선전화서비스 데이터서비스 이동전화서비스 Contents Service network Applications Control network PSTN 패킷망 이동전화망 Network Convergence Core Network < 서비스별개별망구조 > < 통합망구조 : BcN> 7
BcN(NGN) Architecture Unified network combining data, voice and video IP services Application Server Media Server SS 7 Softswitch Signaling Gateway Megaco PSTN BcN(NGN) Trunk Gateway Access Gateway SIP 8
9 BcN Services Root(service category) MPLS VPN VA Service VA Service Circuit Sevice VA Service V o I P U M S I P C E N T R E X L O C A L A C C E S S I N T E R N E T A C C E S s Product Service V I D E O C A L L E H E A L T H I P C E N T R E X E L E A R N I N G Service Instance BcN Voice Call BcN Video Call Basic Service Basic Service U M S F I R E W A L L T R A F F I C C L A S S S O U R C E F I L T E R S E L F P R O V I S I O N I P S E C
BcN Management Order manager Order manager Trouble Trouble Ticketing Ticketing Service Service Quality Quality Management Management Web Portal Web Portal Directory Order Management 유선전화서비스 Trouble Management 데이터서비스 Order Management 이동전화서비스 Trouble Management BPM BPM FMO Message Bus Policy Server User Interface XML/HTTP(S) Provisioning & Activation PSTN Inventory NMS (FM & PM) PMO Provisioning & Trouble Order 패킷망이동 Activation Management 전화망 Management Inventory NMS (FM & PM) Provisioning & Provisioning Service & Activation Service Activation Fault Fault Network Adaptor Performance Performance Inventory Inventory Inventory Provisioning & Activation NMS (FM & PM) < 서비스별개별망구조 > 10
BcN Management FMO PMO 11
BcN Management Architecture Order manager Trouble Ticketing Service Quality Web Portal Directory BPM Message Bus Policy Server User Interface XML/HTTP(S) Provisioning & Service Activation Fault Performance Inventory Network Adaptor 12
Service Delivery Integrated Order Manager 오더분해 작업생성분석작업흐름관리 지연작업통지및 escalation 작업상태정보제공 Service Provisioning & Activation 오더를도메인작업으로분할 시스템레벨의명령으로변환하여 Activation 13
Service Delivery Inventory Manager 네트워크에생성된새로운자원찾아냄 자원정보를저장 Capacity engineering RootEntity Entity ManagedEntity Resource Service PhysicalResource LogicalResource PhysicalDevice Hardware DeviceInterface MangedTransmissionEntity ManagedHardware Pipe PhysicalContainer PhysicalPort Equipment EquipmentHolder PhysicalComponent Card SystemCard NetworkCard 14
Service Delivery - Scenario Order Entry System CRM 4 3 Query Product Catalog Create Product Instance Product Inventory 1 Send Order 8 Product Inventory Update 2 Validate/ Route Order Order 6 Query Service Catalog Service 5 Create Service Instance Inventory Partner Management System 9 Service Inventory Update Resource Provisioning & 7 Create Resource Instance Inventory Activation 10 Resource Inventory Update 15
Service Assurance 서비스 Assurance -> 서비스의 availability, sustainability and QoS 를보장 네트워크과장비의문제 -> 서비스영향 서비스품질악화 -> 비즈니스 agreement 영향 Service Management Layer SoIP (Service over IP) Management Layer Quality Management System Trouble Ticket Management System SLA Management System VPN NMS VoIP NMS IP-TV NMS 16 Network Management Layer Access Network NMS Access Access Network Backbone-NMS Backbone Network Wibro - NMS Wibro Wibro Network
Service Assurance Fault Monitoring Monitors status of Network Element Softswitches, Gateways, router, etc Monitors Service Element fault monitoring Applications and servers 17
Service Assurance Performance Monitoring Monitors IP traffic Surveils CoS / Tunnel traffic Monitors and analysis Call level traffic monitors System performance 18
Service Assurance Service Quality Management 서비스모델링 : 서비스콤포넌트간의상관성과네트워크자원에매핑 서비스 Impact 분석 : NE 의 events 를서비스영향으로인식할수있도록처리 서비스 Quality/SLA 모니터링 : 서비스 usage 시뮬레이션또는 probe SoIP (Service over IP) Management Layer Quality Management System SLA Management System VPN NMS VoIP NMS IP-TV NMS 19
Service Assurance Trouble Ticket Manager Analysis service problem and manage trouble ticket Escalates service problem OSS/J QoS client application 20
Network Elements Interface Network Adaptor Performs Auto Discovery to collect network configuration data collects performance data periodically according to scheduler Executes Ping periodically Collects Event (eg trap) and transforms data format Supports SNMP, CLI, XML, Java2ORB(CORBA), etc NMS, OSS Integrated Interface Integrated interface Network information model Auto-discovery Network Information Model Performance scheduling Ping scheduling Event-Handler SNMP Java ORB CLI XML Management Service Protocol Service BcN BackBone/Service Network 21
Policy Based Management Web Portal and Policy Server Enables the user to execute self provisioning Executes Classification and marking (TOS/DSCP), EF/AF PHB and MPLS-TE(EXP), etc 22
Case Study SOA A set of services An architectural style A set of architectural principles and patterns A programming model - tool 23
Case Study Service Architecture is more expensive in the beginning, but cheaper in the long run 24
Case Study How do you do it 1 Use a reference architecture to create your AS-IS 2 A vision is mandatory 3 SID provides a framework for logical application architecture 25
Case Study Create a To-Be Service Oriented Architecture 26
Case Study Do your Roadmap 27
Case Study Need a architecture method to do this 28
Case Study Use conceptual service framework to create the service architecture 29
Case Study Have to define your ambition level 30
Case Study Program Organisaton and Governance 31
Case Study - BcN-NMS 시스템관리구조 연동시스템 청약관리 고장관리 시설관리 레포트관리 BcN-NMS 데이터베이스 GUI 성능관리장애관리시설관리서비스구성수집관리 (XML/SOAP, SNMP, CORBA, CLI ) 통합모니터링시스템 (( 전산원 )) Premium-NMS 관리망관리망 AGW AGW EMS EMS SSW SSW EMS EMS TGW TGW EMS EMS SGW SGW EMS EMS AS AS EMS EMS MS MS EMS EMS CMS CMS EMS EMS NRS NRS EMS EMS PLS PLS EMS EMS Access Network Access Gateway Megaco LER Softswitch SIP LER SIP-T Premium Network Softswitch LER SIGTRAN Megaco Trunk Gateway Signaling Gateway No7 PSTN App Server Media Server CMS NRS PLS 32
Case Study - BcN-NMS 어플리케이션아키텍춰 33
Case Study - BcN-NMS 어플리케이션및서버간연결구조 34
Case Study - BcN-NMS 컴포넌트 Layout OFFICE_ID= Haehwa GUI GUI GUI CM SB CM PM FM PM SB FM SB Protocol Adapter GUI GUI publish TM SB publish consume CM MDB PM publishmdb FM MDB publish SB (Session Bean) MDB (Message-Driven Bean) consume consume consume Configuration Management Topic Performance Management Topic Fault Management Topic Configuration Management Queue Performance Management Queue Fault Management Queue 35
Case Study - BcN-NMS 장애관리 Inventory / Policy Server TT SQM SQM (Service QoS QoSManager) Impact Impact Customer/Service Impact Trouble Ticket Ticket Mgmt Mgmt 분석된 Alarm 통계 / 레포팅 장애모니터링및분석 장애관리 Inventory DB 토폴로지 Event DB 수집 성능관리 복구 시험 Syslog Adapter Corba Ping Trapd TCA SNMP Polling, Traps, Other Discovery EMS Alarms Softswitch EMS EMS GWs SSW Applications/ Servers Routers 36
Case Study - BcN-NMS 성능관리 SLA mgmt 성능관리 레포팅 토폴로지 성능감시및분석 성능 DB 장애관리 (TCA) 임계치설정 / 관리 / 분석 수집 Ftp / SNMP Polling/ QoS Event Softswitch EMS EMS Discovery SNMP Polling SSW GWs Applications/ Servers Routers 37
Case Study - BcN-NMS 시설관리 Service Order Order BcN 서비스 구성관리 구성정보 DB 할당 / 해제 시험 조회 Auto-Discovery Corba SNMP/CLI Trap Softswitch Softswitch EMS EMS Discovery SSW GWs Routers Routers 38
Case Study - BcN-NMS 전체구조 Service Service Order Order BcN 서비스 Inventory Policy Server SQM SQM TT 분석된 Alarm Impac Impac t t Customer/Service Impact Trouble Trouble Ticket Ticket Mgmt Mgmt Inventory DB SLA Mgmt 구성정보 DB 구성관리 할당 / 해제 시험 통계 / 레포팅 Event DB 장애모니터링및분석 수집 장애관리 토폴로지 성능관리 성능감시및분석 리포팅 성능 DB Auto Discovery Corba 조회 SNMP/CLI Syslog Adapter Corba SNMP Poller Trapd TCA 임계치설정 / 관리 / 분석 수집 SNMP Polling, Traps, Other EMS Alarms Softswitch EMS EMS Ftp / SNMP Polling/ Traps / QoS Event Discovery GWs SSW 39 Applications/ Servers Routers Inventory/Topology Event/Data
Conclusion 컨버전스 -> OSS integration 표준 reference를활용 적절한개발방법론을선택 활용가능한개발 Spec 활용 -> OSS/J 40
Q&A 감사합니다