OSS for Telecom Networks

Transcription

1 Kundan Misra OSS for Telecom Networks An Introduction to Network Management Springer

2 Preface Acknowledgements v vii 1 Introduction End-to-end Management and Unified Management Standardisation 2 2 Network Management OSS Overview Introduction Telecom Network Operations and Maintenance Operations Maintenance Customer Management Managing Circuit-switched Networks Element Management Traffic Management Measuring Traffic Distribution Network Management at the NOC Management of Transport Networks Configuration Management Fault Management Security Network Planning Support Summary 17 3 ATM Network Management -The ATM Forum Model Introduction to Asynchronous Transfer Mode (ATM) ATM Configuration Management The ATM Forum Management Model M1/M2 Interfaces and the ILMI Implementation M3 (Customer Network Management) Interface M4 Interface Wireless ATM Conclusion 26 ix

3 Network Management Using SNMP 4.1 Introduction 4.2 Object Management 4.3 Management Information Base 4.4 Traps 4.5 Configuring Notification Reception of SNMP Traps 4.6 Conclusion Network Management Using Telnet/CLI and TL1 5.1 Introduction to CLI 5.2 Keeping CLI Relevant 5.3 CLI Browser 5.4 Introduction to TL1 5.5 TL1 Browser 5.6 Summary Service Provisioning and Activation 6.1 Introduction 6.2 The Provisioning Bottleneck 6.3 Service Management in the Intelligent Network 6.4 Measuring QoS at the Customer Layer 6.5 Real-time Service Controls 6.6 Self-service Provisioning 6.7 Service Provisioning for xdsl and IP-VPNs Provisioning xdsl Voice-over DSL (VoDSL) IP-VPNs 6.8 Service Provisioning and Activation Products NetBoss Suite from Harris Orchestream Service Activator 6.9 OSS Framework for Provisioning Simplifying Service Activation Provisioning Framework Architecture Provisioning Framework Flow and Core Functions Provisioning Templates Template and Other Parameters Filters and Rules Application-specific Extension Modules 6.10 High-level Product Case Study Product Overview Infrastructure and Interfaces Domain and Element Management Service Provisioning and Enhancement 6.11 CallGate Service Provisioning Functionality

4 xi 6.12 Service Provisioning OSS Solution Service Orders Work Orders Product Domains Service Groups Service Level Agreements (SLAs) Conclusion 91 7 Implementing Service Level Management Introduction The SLA Universe End-to-end QoS Industry Initiatives Technology Example: Key Quality Indicators for Wireless Services Measurement Conclusion Telemanagement Forum:T0M Introduction What is the Telecom Operations Map? TMN and a Business Reference Model are Foundations of the TOM End-to-end Process Flow Telecom Operations Map in 3-D Business Relationships with Suppliers/Partners Service Provider TOM Application Example: Network-detected Fault/QoS Problem Conclusion TelemanagementForum:eT0M Introduction Top-level View of the etom etom Operations Processes OPS Vertical Process Groupings OPS Horizontal Process Groupings etom Str'ategy Infrastructure and Product Processes SIP Vertical Process Groupings SIP Horizontal Process Groupings etom Enterprise Management Processes Conclusion Network Inventory Management Introduction The Business Case for Inventory Management 134

5 xii Contents 10.3 Network Inventory Domain Object Models Inventory Load and Reconciliation Inventory Service Architecture Network Inventory OSS Implementation and Integration TMF Network Inventory Process Outline Overview of Inventory Management Products Telcordia Inventory Management Visionael Inventory Management Partnering Between Consultants and OSS Vendors for Inventory Solutions Visionael and AFO DMR and NetCracker Inventory Management for IP VPNs Netscient Fujitsu Functionality of Inventory Management Product Asset Location Configuration Management Introduction Configuration Management Implementation Product Installation Cycle Product Architecture Configuration Server Database Schema Tasks Using the ConfigClient Security Implementation Rollback Synchronizing the Inventory Database Debugging Trivial File Transfer Protocol - TFTP Server Framework Client Framework NARPackager MIB Browser Working with Batch Configuration Configuration Management Implementation Conclusion Fault Management Introduction Events Event Generation Events and Information Flow 206

6 xiii 12.3 Traps in SNMP Devices TL1 Notifkations Configuring Notification Reception TL1 Autonomous Messages Filtering and Processing Nötifications Trap Parser Configuration Trap API Customizing Event Processing Extending Events Filtering and Processing Events Event API Client Framework JMX Agent Interface Between NMS and EMS JMX Agent Architecture JMX Specifications Management Information Accessing JMX Agent Using Fault Management Functionality Network Events Working with Alarms Alert Grouping Tree Operation HTML User Interface Administration Filtering and Processing Nötifications Events Alerts Conclusion Traffic Management Introduction What is Traffic Management? Traffic Management in ATM Networks Resource Management Using Virtual Paths Connection Admission Control Congestion Control in ATM Networks Traffic Shaping Traffic-shaping Methods Traffic-shaping Devices IP Traffic Management Cisco Systems, Inc Cisco and MPLS Cisco and RSVP Compagnie Financiere Alcatel 261

7 xiv Contents Dyband Corporation Fujitsu " General Traffic Management Products IntraromSA Vitesse Conclusion Web-based Telecommunications Systems Management Introduction Case Study of Web-based Telecom Network Management Main WBEM Technology Goals National-Level Telecom Network Management Conclusions from Case Study Developing a Distributed Environment for Web-based Network Management WebComm Architecture Event Handler Service Monitoring Service Summaryof WebComm Services Products Single Interface to Data and Voice Networks Roaming Ulysses Conclusion 279 Bibliography 281 Abbreviations 283 Index 289