Table of Contents:
Introduction xxii
Chapter 1 Introduction to Cisco Catalyst SD-WAN 2
Transport Independence 3
Use Cases Demanding Changes in the WAN 6
Cloud Trends and Adoption 9
Summary 12
Review All Key Topics 12
Key Terms 12
Chapter Review Questions 12
Chapter 2 Cisco Catalyst SD-WAN Components 14
Data Plane 16
Management Plane 22
Control Plane 24
Orchestration Plane 27
Multi-tenancy Options 28
Deployment Options 29
Summary 30
Review All Key Topics 30
Key Terms 31
Chapter Review Questions 31
References 32
Chapter 3 Control Plane and Data Plane Operations 34
Control Plane Operations 35
Data Plane Operations 65
Summary 88
Review All Key Topics 88
Key Terms 89
Chapter Review Questions 89
References 89
Chapter 4 Onboarding and Provisioning 92
Configuration Templates 94
Developing and Deploying Templates 98
Configuration Groups and Feature Profiles 102
Developing and Deploying Configuration Groups 103
Onboarding Devices 111
Key Settings in Device Templates and Configuration Groups 117
Summary 120
Review All Key Topics 120
Key Terms 120
Chapter Review Questions 121
References 122
Chapter 5 Cisco Catalyst SD-WAN Design and Migration 124
Cisco SD-WAN Design Methodology 125
Cisco SD-WAN Control Components Design 136
Cisco SD-WAN Implementation Preparation 154
Cisco SD-WAN Transport Connectivity 157
Cisco SD-WAN Data Center Design 166
Cisco SD-WAN Branch Design 170
Integrating Cisco SD-WAN with Existing Networks 176
Summary 185
Review All Key Topics 185
Chapter Review Questions 186
References 189
Chapter 6 Introduction to Cisco Catalyst SD-WAN Policies 190
Purpose of Cisco Catalyst SD-WAN Policies 190
Types of Cisco Catalyst SD-WAN Policies 191
Cisco Catalyst SD-WAN Policy Construction 195
Cisco Catalyst SD-WAN Policy Administration, Activation, and
Packet Forwarding Order of Operations 208
Summary 210
Review All Key Topics 210
Define Key Terms 210
Chapter Review Questions 211
Chapter 7 Centralized Control Policies 214
Centralized Control Policy Overview 215
Use Case 1: Isolating Remote Branches from Each Other 217
Use Case 2: Enabling Branch-to-Branch Communication Through Data Centers 235
Use Case 3: Traffic Engineering at Sites with Multiple Routers 251
Use Case 4: Preferring Regional Data Centers for Internet Access 260
Use Case 5: Regional Mesh Networks 267
Use Case 6: Enforcing Security Perimeters with Service Insertion 274
Use Case 7: Isolating Guest Users from the Corporate WAN 281
Use Case 8: Creating Different Network Topologies for Each Segment 284
Use Case 9: Creating Extranets and Access to Shared Services 288
Summary 299
Review All Key Topics 300
Define Key Terms 300
Chapter Review Questions 300
References 302
Chapter 8 Centralized Data Policies 304
Centralized Data Policy Overview 304
Use Case 10: Direct Internet Access for Guest Users 306
Use Case 11: Direct Cloud Access for Trusted Applications 322
Use Case 12: Application-Based Traffic Engineering 331
Application-Based Traffic Engineering with Policy Groups 338
Use Case 13: Protecting Corporate Users with a Secure Internet Gateway 341
Use Case 14: Protecting Applications from Packet Loss 353
Summary 363
Review All Key Topics 364
Define Key Terms 364
Chapter Review Questions 364
References 366
Chapter 9 Application-Aware Routing Policies 368
The Business Imperative for Application-Aware Routing 368
The Mechanics of Traditional App-Route Policies 369
Enhanced Application-Aware Routing 402
Summary 407
Review All Key Topics 407
Define Key Terms 408
Chapter Review Questions 408
References 410
Chapter 10 Localized Policies 412
Introduction to Localized Policies 412
Localized Control Policies 413
Localized Data Policies 426
Quality of Service Policies 430
Summary 439
Review All Key Topics 440
Chapter Review Questions 440
References 442
Chapter 11 Cisco Catalyst SD-WAN Security 444
Cisco Catalyst SD-WAN Security: Why and What 444
Cisco Catalyst SD-WAN Security Policies 448
Unified Security Policies 479
Secure Internet Gateway (SIG) 483
Policy Groups 486
Secure Segmentation 494
SD-WAN Manager Authentication and Authorization 503
Summary 510
Review All Key Topics 511
Define Key Terms 511
Chapter Review Questions 511
Reference 513
Chapter 12 Cisco Catalyst SD-WAN Cloud OnRamp 514
Cloud OnRamp for SaaS 516
Cloud OnRamp for Multicloud 534
SD-WAN Cloud Interconnect 546
Summary 548
Review All Key Topics 549
Define Key Terms 549
Chapter Review Questions 549
References 550
Chapter 13 Cisco Catalyst SD-WAN Programmability 552
Cisco Catalyst SD-WAN API Overview 553
Using the Cisco Catalyst SD-WAN API with Python 563
Cisco Catalyst SD-WAN Infrastructure as Code 586
Summary 592
Review All Key Topics 592
Key Terms 592
Chapter Review Questions 592
References 594
Chapter 14 Cisco Catalyst SD-WAN Monitoring and Operations 596
SD-WAN Manager Monitoring Tools 596
SD-WAN Manager Troubleshooting Tools 610
SD-WAN Monitoring with ThousandEyes 619
SD-WAN Analytics Overview 629
Summary 633
Review All Key Topics 633
Chapter Review Questions 633
Appendix A Answers to Chapter Review Questions 636
Glossary of Key Terms 649
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