Preface
PART I INTRonucnoN TO ATM
l Overview 3
Asynchronous Transfer Mode 4
About this Book 6
The Networking Environment 7
Ubiquity, Intelligence, and Virtual Networks 11
Into the Future 14
The OSI Seven-Layer Model 15
2 The Emergence of ATM 17
Introduction 18
ATM's Predecessors 22
The Evolution of Broadband Connectivity 25
The Standardization of ATM 28
ATM as an Enabling Tectnology 31
Challenges Facing ATM 32
3 ATM Architecture 37
Overview 38
The ATM Cell 40
Addressing 41
The Physical and ATM Layers 42
LAN Emulation 49
Narrowband ATM Access 55
ATM Switches 57
Tasks Receiving Continuing Attention 59
PART II MANAceMeNT PRINcIPLes oF ATM NETwoRKs
4 Fundamentals 65
Introduction 66
Types of Management Capabilities 71
OSI Network Management Categories 73
ATM Sewices Requiring Network Management 81
5 Fundamentffls: Managing the Physical and ATM Layers 85
Introdnction 86
Physical Layer Operations Flows 90
DSI Level Operations Flows 90
DS3 Level Operations Flows 90
PLCP Level Operations Flows 91
SONET Level Operations Flows 94
ATM Layer Operations Flows 94
Broadband Local Management Interface 99
6 Fundamentals: Customer Network Management 105
The Manager-Agent Model 106
SNMP Constructs 109
CNM Functionality in the ATM Context 111
The Simple Network Management Protocol 118
Carriers' CNM Roles 127
Network Management Systems ATM Products 132
Key Vendors of ATM NMSs 136
PART III OPERATIONAL MANAceMeNT oF ATM NeTwoRKs
7 Managing ATM Networks: Fault and Configuration Management 141
Fault Management 142
Configuration Management 156
ATM-based Services Other than CRS 160
8 Managing ATM Netmorks:Performance Management 163
Performance Monitoring 164
Monitoring Details 166
9 Managing ATM Netw0rks: AccountiHg and Security Management 185
Accounting Management 186
Security Management 190
1O Telecommunications Management Network 195
Introduction 196
TMN Architechlre 196
Specific Functions Associated with a TMN 201
Conclusion 213
PART IV PLANNINc oF ATM NeTwoRKs
1l Emerging Computing and Communications Enoironments 217
Introduction 218
Present Market Drivers 219
CONtNTS
Emerging Applications 226
Service Model for Networks 229
12 Cor770rate Network Management Coals 233
Introduction 234
Availability 236
Reliability/Serviceability 236
Seamlessness 237
Performance 238
Responsiveness 239
System Costs 240
Operating Costs 241
Improved Feedback and Diagnosis 244
Integrated Proactive Modeling 246
Flexibility 246
13 Managing the DeployHlent of ATM 249
Pilots: Start Small. Start Simple 250
People and Technology: The ATM Lab 253
Transitioning the Physical Layer 254
Physical Topology for ATM 257
The Logical Control Level 258
The Service Layer 259
ATM WAN Deployment 261
Transition Issues 268
Consider Every Possibility 270
14 Managing the Deployment of Virtual LANS 271
Benefits and Drawbacks 272
Planning the Virtual Environment 273
Managing Virtual LAN Sprawl 277
Dynamic Virtual LANs 285
Virtual LANs and Multicasting 285
VLAN Technologies 287
l5 Collateral Tools for Effective Network Management 289
The Planning Function 290
Making a Network Model 291
Support and the Help Desk 291
Information and Support Flows 293
Dynamic Documentation 294
Prioritization: Levels of Service 296
Outsourcing and Insourcing 297
16 Summary of ATM Netmork Management Platforms on the Market 301
Some Aspects of Performance Management 303
Hewlett Packard-OpenView Distributed Management Platform 303
AT&T/Lucent Technologies-BaseWorX 305
OSF-DME 306
IBM-NetView/6000 306
NetLabs-DiMONS 3G 307
Obiective Systems Integrators (OSI)-Net Expert 308
SunConnect-SunNet Manager 309
Digital Equipment Corporation (DEC) PolyCenter 309
Other Products 310
Index 311
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