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Network Management and Operations
- 1. 1 Network Management Chapter 1 ICT Operations and Management POSTEC Lecture March 4,7,11 &13 , 2008 Masayoshi Ejiri Japan
- 2. 2 Agenda 1. ICT Operations and Management - Service Industries - ICT Services and Networks— - Target of the Management 2, Architecture ,Function ,Information Model and Business Process - ITU-T TMN( Telecommunications Management Network) - TeleManagement Forum Telecommunications Operations Map ( TOM) - Multi domain management and System Integration - Standardization 3. OSS( Operations Support System ) Development - Software Architecture ,Key Technologies and Product Evaluation— 4. SLA( Service Level Agreement) and QoS( Quality of Service) - SLA Definition , reference point and policy based negotiation 5, IP/eBusiness Management - Paradigm shift , Architecture beyond TMN and enhanced TOM 6. NGN( Next Generation Networks) Management - NGN Networks and Services , New Paradigm of ICT Business and Management
- 3. 3 Service Industries • Introduction • Business and Operations • SP( Service Provider)’s mission
- 4. 4 Product Life Cycle Plan Do Check Action R&D •Labs. 研究所 •Engineering Bureau 技術局 Planning Bureau 計画局 Plant Engineering Bureau 施設局 Maintenance and Operations 保全局 ??? Products PDCA Construction Bureau 建設局
- 5. 5 ・ Software Architecture ・ Platform ・ COTS/PnP ・ Business Process ・ Functional Architecture ・ Information Model Management System Management System Development Strategy/ Policy •Customers Demand •Interoperability •Profit COTS:Commercial Of The Shelf PnP: Plug and Play Target (Why) Technology (How) Business (What) Development
- 6. 6 New Paradigms of ICT Industry ·Open Market ·Inter Networking ·Virtual Service Provider Deregulation Customers’ Demand Technology Convergence Business Convergence
- 7. 7 Paradigm Shift tBusiness? iBusiness? Simple Network/Services on POTS • Regulated Market • Dominant Carrier •SP defined Service menu. •Best Effort SLA Multi, Heterogeneous Network/ Services on IP • Open Market • Multi SP •Customer combined Service •Compromised SLA eBusiness? Ubiquitous Network/ Services on Nomadic • Personal Market • Virtual SP •Customer defined Service •Satisfied SLA t: telephone i: internet e: enjoyable
- 8. 8 Customer Service Operations Partner Operations Support Service Resource Supply Customer Requirement Resource Management Operations Resource Supply Business Model of Service Industry Resource Customer Care Service Resource Supply
- 9. 9 ICT and Operations Customer ＮＥ/NW Bottom Up Top Down Service Management Network Management Operations SLA OSS TMN
- 10. 10 Restaurant and Operations Customer Ingredient Bottom Up Top Down Customer Care Cook and Decorate Operations Food on Dish Utensil Recipe
- 11. 11
- 12. 12
- 13. 13
- 14. 14
- 15. 15 TMN Management Services Rec.M3200 List of Management Services • 1) Customer Administration; • 2) Network Provisioning Management; • 3) Work Force Management; • 4) Tariff, Charging and Accounting Administration; • 5) Quality of Service and Network Performance Administration; • 6) Traffic Measurement and Analysis Administration; • 7) Traffic Management; • 8) Routing and Digit Analysis Administration; • 9) Maintenance Management; • 10) Security Administration;
- 16. 16 ICT Services and Networks • Services • Service Delivery Chain • Value Chain and Solution • Network Services • Network Architecture
- 17. 17 Services ? Lessons learnt from other Senior Service Industries • Customer Centric • Multi and Virtual Service Provider • Business Expansion • Context and Contents aware services
- 18. 18 Middleware Operating System Service Management Network Management NE/NW Hardware Customer-Oriented Business Customers IT/Computer Business Application Customer Care Telecom Business
- 19. 19 ICT Service Delivery Chain End Users Vendors LAN LAN Corporate SPs VAN VAN VAN ＳＰs 長距離ｷｬﾘｱ 長距離ｷｬﾘｱ Long Line SPs 国際ｷｬﾘｱ 国際ｷｬﾘｱ International ＳＰs ｱｸｾｽ•ｷｬﾘｱ ｱｸｾｽ•ｷｬﾘｱ Access Carriers Local ＳＰs Virtual Service Provider ISPs WAN WAN Telecom Agents ASPs CSPs Contents
- 20. 20 Service Delivery Chain (Tour Business) LAN End Users LAN VAN WAN 地域ｷｬﾘｱ 長距離ｷｬﾘｱ Local Travel Agents VAN Hotel Chain 長距離ｷｬﾘｱ Air Lines 国際ｷｬﾘｱ 国際ｷｬﾘｱ Railways Car Rentals WAN Travel Agents 地域ｷｬﾘｱ Bus Companies Package Tour
- 21. 21 Simplified Value Chain Provider Customer SP1 Provider Customer SP2 Supplier Internal Provider Customer Customer End Users End-to-End Service Management
- 22. 22 Tourism Value Chain Tourist Vendors LAN LAN VAN VAN Taxi 長距離ｷｬﾘｱ 長距離ｷｬﾘｱ Railways 国際ｷｬﾘｱ 国際ｷｬﾘｱ Hotel ｱｸｾｽ•ｷｬﾘｱ ｱｸｾｽ•ｷｬﾘｱ Restaurant WAN WAN Souvenir Shop i ｱｸｾｽ•ｷｬﾘｱ ｱｸｾｽ•ｷｬﾘｱ Tour Bus ｱｸｾｽ•ｷｬﾘｱ ｱｸｾｽ•ｷｬﾘｱ Air Plain 長距離ｷｬﾘｱ 長距離ｷｬﾘｱ Attraction LAN LAN Guide Book 長距離ｷｬﾘｱ 長距離ｷｬﾘｱ Travel Agent 長距離ｷｬﾘｱ 長距離ｷｬﾘｱ Virtual Tour Provider Tour Guide Tourist Bureau Museum Park
- 23. 23 i/e Business Value Chain End Users Vendors LAN LAN Corporate SPs VAN VAN VAN ＳＰs 長距離ｷｬﾘｱ 長距離ｷｬﾘｱ Long Line SPs 国際ｷｬﾘｱ 国際ｷｬﾘｱ International ＳＰs ｱｸｾｽ•ｷｬﾘｱ ｱｸｾｽ•ｷｬﾘｱ Access SPs WAN WAN Agents ASPs CSPs ｱｸｾｽ•ｷｬﾘｱ ｱｸｾｽ•ｷｬﾘｱ Local Carriers ｱｸｾｽ•ｷｬﾘｱ ｱｸｾｽ•ｷｬﾘｱ Dark Fiber SPs 長距離ｷｬﾘｱ 長距離ｷｬﾘｱ ISPs LAN LAN Portal 長距離ｷｬﾘｱ 長距離ｷｬﾘｱ CDC (Contents Delivery Center) 長距離ｷｬﾘｱ 長距離ｷｬﾘｱ CMC (Contents management Center) Virtual i-Service Provider Virtual e-Service Provider
- 24. 24 Lessons Learnt from Logistic Industry • Basic Service : ex. Collection of goods from location A and deliver to location B - Transport services • Associated services : Convenience Store acts as a mediator for collection. Deliveries be arranged in agreed time and traceable. - Operations Services • Value added Services : Perishable goods ( fish, fruit) be transported using a cold storage , delicate good be transported using hanging - Contents Aware Delivery Services
- 25. 25 Simple Service ＹＡＭＡＨＡ Music Instrument Product Shop YH Music School 運送屋 Publishing Customer Private School Logistic Marketing Proquｒement Solution Concert
- 26. 26 Photograph (ex. Fuji Film) Customer Camera Product Film Product DPE Product Photo Club, Salon, Magazine Camera Shop Convenience Store Gift Shop Marketing Procurement Photo Contest
- 27. 27 ICT Service Provider Customer Network Provisioning Network Management NE Procurement NW Procurement Marketing Call Center Service Provider Service Management NE: Network Element NW: Network Contents Procurement Out Sourcing
- 28. 28 Network Services • PSTN ( Public Switched Telephone Network) : Local Call Toll( Intercity ) Call International Call Leased Line ,VPN DDX,FAX,FR IN( Intelligent Network) by NSP • IP : VoIP, VPN, IPTV Guaranteed ? Best Efforts ?
- 29. 29 History to IP Network History • 1835 : Mores code Telegram ->Digital Communication • 1876 : Grahan Bell Telephone ->Analog Communication • 1969 : Internet UCLA -> Digital Communication • 1969 : Unix Bell Labs. ->Computer Communication ( UUCP::Unix to Unix CoPy) • 1983 : ARPA Internet • 1993 : WWW Vinton G.Cerf ( TCP/IP developer ) in 1999 speech • Everything on IP • IP on Everything • Inter-planetary Internet
- 30. 30 TMN Management Areas Rec. M3200 List of Telecommunications Managed Areas • 1) Switched Telephone Network; • 2) Mobile Communications Network; • 3) Switched Data Network; • 4) Intelligent Network; • 5) Common Channel Signalling System No. 7 Network; • 6) N-ISDN; • 7) B-ISDN; • 8) Dedicated and Reconfigurable Circuits Network; • 9) TMN; • 10) IMT-2000 (formerly FPLMTS); • 11) Access and Terminal Equipment Network; • 12) Transport Network; • 13) Infrastructure.
- 31. 31 Network Architecture (1) • Network Configuration by Node (Switch, Router, Server ,Terminal …) and Trail( Link. Path, Circuit…) RAS: Reliability, Availability , Survivability ??
- 32. 32 Network Architecture (2) PSTN Toll Switch Local Switch Subscriber/CPE( Customer Premises) NSP (Network Service Control Point) NSSP (Network Service Support Point)
- 34. 34 REC. Y.1541 – UNI-to-UNI reference path for network QoS objectives DST: Destination Host SRC : Source Host
- 35. 35 REC. Y.1541 – Role of IP nodes in a network section
- 36. 36 Y.1541 – Hypothetical reference path for QoS class 0
- 37. 37 Access Networks • PSTN/ISDN • ADSL/VDSL • CATV( Coaxial Cable) • HFC ( Hybrid Fiber and Coaxial) • FTTx ( x: Home, Building, Core) • PHS/Cellular • FWA ( Fixed Wirell Access) • W-LAN ( Hot Spot) • Satellite
- 38. 38 J.190_F5-1 Home Access Class (HA) Home Bridge Class (HB) Home Client Class (HC) Home Decoder Class (HD) Internet Protocol (IP) Proprietary Protocol IPCable2Home Domain Access Network Control TEL PC STB PS CM BP BP BP BP EP EP EP EP LC LC LC Proprietary Domain AV plane PC plane TEL/FAX plane Home appliance plane STB TV Microwave oven AV-HDD DVD D-VHS IC Audio Printer PC DVC DSC Video phone Cordless phone MTA(VoIP) FAX Air-con Camera monitor Refrigerator REC. J.190 – MediaHomeNet context with home networking and access network
- 39. 39 Ubiquitous Network • Personal?? Core NW Area NW Cellular NW WiFi/WiMAX NW Access NW Enterprise NW Ad Hoc NW Sensor NW Home Networking Broad Band NW PSTN/ ISDN PSTN: Public Switched Telephone Network ITS : Intelligent Transport System ITS Personal Area Network
- 40. 40 Target of the Management • Operations • Scope and Mission of Operations • Solution • Target
- 41. 41 Challenge of R&D PSTN/POTS eBusiness IP NW/Service Management Concept & TMN Integrated Resource Management Service Architecture Business Process •Visible Mgt. • SLA Customer •Self Operations •Contents Aware Mgt. PSTN ：Public Switched Telephone Network POTS : Plane Old Telephone Service
- 42. 42 ICT and Operations Customer ＮＥ/NW Bottom Up Top Down Service Management Network Management Operations SLA OSS TMN
- 43. 43 Service front Backyard Network element / Network Trend Interface OSF : Operations System Function Customer Operations Activities OSF OSF OSF
- 44. 44 Operations Operations and OSS Database Application OSS (Operations Support System) Facts and Data Action
- 45. 45 Fact and Data • Fact : What you See, Touch and Feel by yourself. You should decide what is Fact. • Data : Attribute of Fact Good by Assumption with no evidence and Second hand quote Face the Fact and Act on the Fact
- 46. 46 Operator NE Customer OSS Service Plane Operations Service Communications Service Managing Plane Network Planner Service Planner Business Management Service Operations Scope of Operations Enterprise Manager Operator Service
- 47. 47 Mission of ICT Management -Solution Provider- WHY ? For Whom. For What target Service Strategy Customers’ Profit＝SPs’ Profit WHAT? Managed Object BPE+ResourceCommon Process,Information and Data Model, （BPE : Business Process Engineering) How ? By whom, by what Human +Mechanism ( Organization )＋Process +ＯＳＳ Quick and Accurate action basded on Facts and Data ( OSS : Operations Support System)
- 48. 48 Solution ? -Beyond Customer Expectation- • Resolute Problems Happened：Business Operations • Resolute problems in Advance ：Business Improvement • Resolute problems Propounded：Business Reformation Resolute through BPR ： Business Evolution Solution = Cooperative Business Process among multi players
- 49. 49 Solution Customer Resource Solution Human Activity Business Process Management System（OSS） Operations OSS: Operations Support System
- 50. 50 Management Gaps • Lack of automated and proactive end-to-end service assurance – Leads to poor customer service, resulting in high customer churn – Little return on effort invested in definition of specifications in terms of standard product – Inability to proactively prompt customers/trading partners of service faults/failure • Lack of integrated network and service level OSS solutions – Requires substantial investment by service providers in system integration instead of delivering unique service offerings – Cost of ownership associated with several non-integrated EMS/NMS/OSS functions from various vendors • Lack of real time notification of service affecting problems to the Customer Care system from multi-technology, multi-vendor networks – Exposed to rate discounting based upon extended down-time.
- 51. 51 Three Importance -Attitude and Behavior- • Rich Concept. • Flexible Action. • Based on Principle. • Say what you think. • Ask what you don’t know. • Apology your mistakes.
- 52. 52 Service Competition -SP centric to Customer centric- • Set Menu Order made by negotiation • Material Value Cooking,Seasoning,Decoration Value • Discrete Restaurant Chain Restaurant ( Partner ship) SLA (Service Level Announcement) SLA (Service Level Agreement)
- 53. 53 Target of Management and OSS Cost Conscious to Profit Conscious NE/Network Supervision &Control Centralized NW / Service Operations Create Competitive Services • High Price performance Service by Dynamic Service/Price for 100% Resource Usage (24/7/365) • Excellence of Customer Care by Process Integration/ Automation and Self Operations ・Not Built But Buy ・Commercial off the Shelf Software ・Proof of Interoperability for Globally Acceptable Software Packages and OSS Faster, Cheaper and Better OSS
- 54. 54 Business Process ・Process Integration ・Process Automation ・Customers Self Operation OSS Development ・In-house → Outsourcing ・Not Built But By ・COTS (Commercial off The Shelf) Software Resource Management ・Pricing Strategy ・Service Negotiation / Customization ・Dynamic Resource Management for 100% Usage Cost / Price Down Strategy
- 55. 55 Cost / Price Down Strategy Customer Self Operation by Process Integration/ Automation 100% Resource Usage (24/7/365) by Dynamic Service/Price Negotiation Not Built But Buy By COTS/ PnP Products Business Process Resource OSS
- 56. 56 Trend of OSS Development Ops to supervise and control NEs Centralized OpS for network management Customer oriented total OpS DCN DCN DCN NE OpS Network OpS Z company Customers SP Network OpS NE OpS A company DCN