Chapter 3: WAN Design

Outline:

Chapter Review
Chapter Overview
3.1 WAN Communication
3.1.1 WAN design requirements
3.1.2 LAN/WAN integration issues
3.2 The First Steps in WAN Design
3.2.1 WAN design goals
3.2.2 The gathering requirements phase of WAN design
3.2.3 Analyzing requirements
3.2.4 WAN sensitivity testing
3.3 How to Identify and Select Networking Capabilities
3.3.1 The use of the OSI model in WAN design
3.3.2 A hierarchical WAN design model
3.3.3 Three hierarchical WAN design layers
3.3.4 Describe the three-layer design model components
3.3.5 Core-layer functions
3.3.6 Distribution-layer functions
3.3.7 Access-layer functions
3.3.8 One-layer network designs
3.3.9 Two-layer network designs
3.3.10 The benefits of hierarchical WAN designs
3.3.11 Server placement in WANs
3.3.12 Alternatives to dedicated WAN links
Chapter Summary

Chapter Quiz