MPLS : next steps

MPLS: Next Steps......Page 6
Copyright Page......Page 7
Contents......Page 8
About the Editors......Page 12
About the Authors......Page 14
CHAPTER 1 Introduction......Page 18
1.1 Source Material......Page 19
1.2 Contents of this Book......Page 21
SECTION A: MPLS BASICS......Page 24
2.1 Network Layer Routing Functional Components: Control and Forwarding......Page 26
2.2 Label Switching: The Forwarding Component......Page 29
2.3 Label Switching: The Control Component......Page 40
2.4 Edge Devices......Page 45
2.5 Relationship between Label Switching and Network Layer Addressing and Routing......Page 46
3.1 Foundations of MPLS Protocols......Page 48
3.2 Label Distribution Protocol (LDP)......Page 49
3.3 Traffic Engineering in MPLS......Page 62
3.4 Prioritizing Traffic in MPLS......Page 70
4.1 The Origins of GMPLS......Page 72
4.2 Basic GMPLS Requirements......Page 74
SECTION B: ADVANCED TECHNIQUES......Page 82
5.1 What Is IP Traffic Engineering?......Page 84
5.2 Routing IP Flows......Page 85
5.3 Choosing Offline or Dynamic Traffic Engineering......Page 87
5.4 Choosing to Use Traffic Engineering......Page 88
5.5 Traffic Engineering in MPLS......Page 89
5.6 GMPLS and Traffic Engineering......Page 97
5.7 GMPLS Traffic Engineering Definitions......Page 108
5.8 GMPLS Traffic Engineering Protocols......Page 117
5.9 Traffic Engineering Link Bundling......Page 119
5.10 Traffic Engineering Regions and Switching Layers......Page 121
5.11 Inter-Domain Traffic Engineering......Page 129
5.12 Service Path Re-Optimization......Page 135
6.1 What is Quality of Service?......Page 136
6.2 MPLS Traffic Engineering for QoS......Page 141
6.3 Traffic Engineering and QoS Optimization of MPLS-Based Integrated Voice/Data Dynamic Routing Networks......Page 149
6.4 Class-of-Service Routing......Page 153
6.5 Dynamic Bandwidth Allocation, Protection and Reservation Principles......Page 157
6.6 Queuing Mechanisms......Page 168
6.7 Internet QoS Resource Management......Page 169
6.9 Applicability of Requirements......Page 171
7.1 MPLS Traffic Engineering Terminology......Page 174
7.2 Analysis of the Recovery Cycle......Page 179
7.3 MPLS Traffic Engineering Global Default Restoration......Page 182
7.4 MPLS Traffic Engineering Global Path Protection......Page 187
7.5 MPLS Traffic Engineering Local Protection......Page 189
7.6 Another MPLS Traffic Engineering Recovery Alternative......Page 205
7.7 Comparison of Global and Local Protection......Page 206
7.8 Revertive versus Nonrevertive Modes......Page 217
7.9 Failure Profile and Fault Detection......Page 219
7.11 Summary......Page 225
7.12 RSVP Signaling Extensions for MPLS TE Local Protection......Page 226
7.13 Backup Path Computation......Page 240
CHAPTER 8 GMPLS and Service Recovery......Page 278
8.2 Network Survivability Definitions......Page 279
8.3 Service Recovery Cycle......Page 281
8.4 Service Recovery Classes......Page 284
8.5 Recovery Levels and Scopes......Page 286
8.6 Span Recovery......Page 288
8.7 Path Recovery......Page 296
8.8 Control Plane Recovery......Page 322
SECTION C: OPERATIONS, MANAGEMENT, AND SECURITY......Page 328
9.1 Key Aspects of MPLS Network Management......Page 330
9.2 Management Information Base Modules for MPLS......Page 335
9.3 MPLS-LSR MIB at a Glance......Page 337
9.5 The MPLS FTN MIB......Page 340
9.6 The MPLS-TE MIB Overview......Page 342
9.7 MIB Extensions for Advanced MPLS-TE Function and GMPLS......Page 343
10.1 LSP Ping......Page 352
10.2 LSP Traceroute......Page 355
10.3 Bidirectional Forwarding Detection......Page 356
10.4 Virtual Circuit Connectivity Verification......Page 357
11.1 Introduction......Page 360
11.3 Threats......Page 361
11.4 Defensive Techniques......Page 364
11.5 Summary......Page 367
SECTION D: PROVIDING SERVICES WITH MPLS......Page 368
12.1 VPN Overview......Page 370
12.2 MPLS VPNs......Page 376
12.3 MPLS VPN Security......Page 377
12.4 QoS Support in MPLS VPNs......Page 378
12.5 Choosing a VPN Technology......Page 382
CHAPTER 13 Pseudowires......Page 388
13.1 Pseudowire Architecture......Page 389
13.2 Pseudowire Encapsulation......Page 390
13.4 Multisegment Pseudowires......Page 393
CHAPTER 14 Multidomain Networking......Page 396
14.1 End-to-End Signaling Techniques......Page 397
14.2 LSP Hierarchies......Page 400
14.3 LSP Stitching......Page 403
14.4 The Path Computation Element......Page 404
CHAPTER 15 Multicast and Point-to-Multipoint......Page 408
15.1 P2MP LSPs in the Forwarding Plane......Page 409
15.2 Multicast LDP......Page 410
15.3 P2MP MPLS-TE......Page 411
B......Page 414
C......Page 415
D......Page 416
F......Page 417
G......Page 418
I......Page 419
L......Page 420
M......Page 421
O......Page 423
P......Page 424
R......Page 426
S......Page 427
T......Page 429
V......Page 430
W......Page 431