Kundan Misra

OSS for TelecomNetworksAn Introduction to Network Management

Springer

Contents

Preface v

Acknowledgements vii

1 Introduction 11.1 End-to-end Management and Unified Management 21.2 Standardisation 2

2 Network Management OSS Overview 32.1 Introduction 32.2 Telecom Network Operations and Maintenance 4

2.2.1 Operations 52.2.2 Maintenance 52.2.3 Customer Management 72.2.4 Managing Circuit-switched Networks 72.2.5 Element Management 8

2.3 Traffic Management 92.3.1 Measuring Traffic Distribution 92.3.2 Network Management at the NOC 10

2.4 Management of Transport Networks 122.5 Configuration Management 142.6 Fault Management 162.7 Security 172.8 Network Planning Support 172.9 Summary 17

3 ATM Network Management -The ATM Forum Model 193.1 Introduction to Asynchronous Transfer Mode (ATM) 193.2 ATM Configuration Management 203.3 The ATM Forum Management Model 23

3.3.1 M1/M2 Interfaces and the ILMI Implementation 243.3.2 M3 (Customer Network Management) Interface 243.3.3 M4 Interface 25

3.4 Wireless ATM 253.5 Conclusion 26

ix

Contents

Network Management Using SNMP4.1 Introduction4.2 Object Management4.3 Management Information Base4.4 Traps4.5 Configuring Notification Reception of SNMP Traps4.6 Conclusion

27272829363839

Network Management Using Telnet/CLI and TL15.1 Introduction to CLI5.2 Keeping CLI Relevant5.3 CLI Browser5.4 Introduction to TL15.5 TL1 Browser5.6 Summary

41414142434447

Service Provisioning and Activation6.1 Introduction6.2 The Provisioning Bottleneck6.3 Service Management in the Intelligent Network6.4 Measuring QoS at the Customer Layer6.5 Real-time Service Controls6.6 Self-service Provisioning6.7 Service Provisioning for xDSL and IP-VPNs

6.7.1 Provisioning xDSL6.7.2 Voice-over DSL (VoDSL)6.7.3 IP-VPNs

6.8 Service Provisioning and Activation Products6.8.1 NetBoss Suite from Harris6.8.2 Orchestream Service Activator

6.9 OSS Framework for Provisioning6.9.1 Simplifying Service Activation6.9.2 Provisioning Framework Architecture6.9.3 Provisioning Framework Flow and Core Functions6.9.4 Provisioning Templates6.9.5 Template and Other Parameters6.9.6 Filters and Rules6.9.7 Application-specific Extension Modules

6.10 High-level Product Case Study6.10.1 Product Overview6.10.2 Infrastructure and Interfaces6.10.3 Domain and Element Management6.10.4 Service Provisioning and Enhancement

6.11 CallGate Service Provisioning Functionality

4949

52

53

55

57

59

63

63

64

64

65

65

66

67

68

69

72

74

75

75

75

76

78

78

78

79

80

Contents xi

6.12 Service Provisioning OSS Solution 816.12.1 Service Orders 816.12.2 Work Orders 856.12.3 Product Domains 886.12.4 Service Groups 896.12.5 Service Level Agreements (SLAs) 91

6.13 Conclusion 91

7 Implementing Service Level Management 937.1 Introduction . 937.2 The SLA Universe 937.3 End-to-end QoS 977.4 Industry Initiatives 987.5 Technology 997.6 Example: Key Quality Indicators for Wireless Services

Measurement 1007.7 Conclusion 103

8 Telemanagement Forum:T0M 1058.1 Introduction 1058.2 What is the Telecom Operations Map? 1058.3 TMN and a Business Reference Model are Foundations

of the TOM 1088.4 End-to-end Process Flow 1108.5 Telecom Operations Map in 3-D 1118.6 Business Relationships with Suppliers/Partners 1138.7 Service Provider TOM Application 1148.8 Example: Network-detected Fault/QoS Problem 1148.9 Conclusion 115

9 TelemanagementForum:eT0M 1179.1 Introduction 1179.2 Top-level View of the eTOM 1199.3 eTOM Operations Processes 120

9.3.1 OPS Vertical Process Groupings 1209.3.2 OPS Horizontal Process Groupings 122

9.4 eTOM Str'ategy Infrastructure and Product Processes 1259.4.1 SIP Vertical Process Groupings 1259.4.2 SIP Horizontal Process Groupings 128

9.5 eTOM Enterprise Management Processes 1299.6 Conclusion 130

10 Network Inventory Management 13310.1 Introduction 13310.2 The Business Case for Inventory Management 134

xii Contents

10.3 Network Inventory Domain Object Models 13510.4 Inventory Load and Reconciliation 13510.5 Inventory Service Architecture 13610.6 Network Inventory OSS Implementation and Integration 13610.7 TMF Network Inventory Process Outline 13710.8 Overview of Inventory Management Products 139

10.8.1 Telcordia Inventory Management 13910.8.2 Visionael Inventory Management 139

10.9 Partnering Between Consultants and OSS Vendors forInventory Solutions 14110.9.1 Visionael and AFO 14110.9.2 DMR and NetCracker 142

10.10 Inventory Management for IP VPNs 14210.10.1 Netscient 14310.10.2 Fujitsu 143

10.11 Functionality of Inventory Management Product 14410.12 Asset Location 147

11 Configuration Management 15111.1 Introduction 15111.2 Configuration Management Implementation 152

11.2.1 Product Installation Cycle 15611.2.2 Product Architecture 15811.2.3 Configuration Server Database Schema 16011.2.4 Tasks 16011.2.5 Using the ConfigClient 17111.2.6 Security Implementation 17311.2.7 Rollback 17311.2.8 Synchronizing the Inventory Database 17411.2.9 Debugging 17511.2.10 Trivial File Transfer Protocol - TFTP 17511.2.11 Server Framework 17511.2.12 Client Framework 18811.2.13 NARPackager 19011.2.14 MIB Browser 19111.2.15 Working with Batch Configuration 191

11.3 Configuration Management Implementation 19411.4 Conclusion 203

12 Fault Management 20512.1 Introduction 20512.2 Events 205

12.2.1 Event Generation 20612.2.2 Events and Information Flow 206

Contents xiii

12.3 Traps in SNMP Devices 20912.4 TL1 Notifkations 20912.5 Configuring Notification Reception 21012.6 TL1 Autonomous Messages 21012.7 Filtering and Processing Nötifications 211

12.7.1 Trap Parser Configuration 21212.7.2 Trap API 214

12.8 Customizing Event Processing 21412.8.1 Extending Events 21612.8.2 Filtering and Processing Events 21612.8.3 Event API 218

12.9 Client Framework 21912.10 JMX Agent 219

12.10.1 Interface Between NMS and EMS 22112.10.2 JMX Agent Architecture 22312.10.3 JMX Specifications 22412.10.4 Management Information 22512.10.5 Accessing JMX Agent 229

12.11 Using Fault Management Functionality 22912.11.1 Network Events 22912.11.2 Working with Alarms 23012.11.3 Alert Grouping 23312.11.4 Tree Operation 23412.11.5 HTML User Interface 234

12.12 Administration 24012.12.1 Filtering and Processing Nötifications 24012.12.2 Events 24312.12.3 Alerts 245

12.13 Conclusion 248

13 Traffic Management 25113.1 Introduction 25113.2 What is Traffic Management? 25213.3 Traffic Management in ATM Networks 252

13.3.1 Resource Management Using Virtual Paths 25413.3.2 Connection Admission Control 255

13.4 Congestion Control in ATM Networks 25613.5 Traffic Shaping 256

13.5.1 Traffic-shaping Methods 25613.5.2 Traffic-shaping Devices 258

13.6 IP Traffic Management 25913.6.1 Cisco Systems, Inc. 25913.6.2 Cisco and MPLS 26013.6.3 Cisco and RSVP 26013.6.4 Compagnie Financiere Alcatel 261

xiv Contents

13.6.5 Dyband Corporation 26213.6.6 Fujitsu " 262

13.7 General Traffic Management Products 26313.7.1 IntraromSA 26313.7.2 Vitesse 264

13.8 Conclusion 265

14 Web-based Telecommunications Systems Management 26714.1 Introduction 26714.2 Case Study of Web-based Telecom Network Management 267

14.2.1 Main WBEM Technology Goals 26814.2.2 National-Level Telecom Network Management 26814.2.3 Conclusions from Case Study 269

14.3 Developing a Distributed Environment for Web-basedNetwork Management 27014.3.1 WebComm Architecture 27114.3.2 Event Handler Service 27214.3.3 Monitoring Service 27414.3.4 Summaryof WebComm Services 277

14.4 Products 27714.4.1 Single Interface to Data and Voice Networks 27814.4.2 Roaming Ulysses 278

14.5 Conclusion 279

Bibliography 281

Abbreviations 283

Index 289