Chapter 1 Analyzing the Cisco Enterprise Campus Architecture

　　Introduction to Enterprise Campus Network Design 2

　　  Regulatory Standards Driving Enterprise Architectures 4

　　Campus Designs 5

　　Legacy Campus Designs 5

　　Hierarchical Models for Campus Design 6

　　Impact of Multilayer Switches on Network Design 7

　　Ethernet Switching Review 7

　　Layer 2 Switching 8

　　Layer 3 Switching 10

　　Layer 4 and Layer 7 Switching 11

　　Layer 2 Switching In-Depth 12

　　Layer 3 Switching In-Depth 12

　　Understanding Multilayer Switching 14

　　Introduction to Cisco Switches 15

　　Cisco Catalyst 6500 Family of Switches 15

　　Cisco Catalyst 4500 Family of Switches 15

　　Cisco Catalyst 4948G, 3750, and 3560 Family of Switches 16

　　Cisco Catalyst 2000 Family of Switches 16

　　Nexus 7000 Family of Switches 16

　　Nexus 5000 and 2000 Family of Switches 17

　　Hardware and Software-Switching Terminology 17

　　Campus Network Traffic Types 18

　　Peer-to-Peer Applications 21

　　Client/Server Applications 21

　　Client-Enterprise Edge Applications 23

　　Overview of the SONA and Borderless Networks 25

　　Enterprise Campus Design 27

　　Access Layer In-Depth 29

　　Distribution Layer 29

　　Core Layer 31

　　The Need for a Core Layer 32

　　Campus Core Layer as the Enterprise Network Backbone 33

　　Small Campus Network Example 33

　　Medium Campus Network Example 34

　　Large Campus Network Design 34

　　Data Center Infrastructure 35

　　PPDIOO Lifecycle Approach to Network Design and Implementation 37

　　PPDIOO Phases 37

　　Benefits of a Lifecycle Approach 38

　　Planning a Network Implementation 39

　　Implementation Components 40

　　Summary Implementation Plan 40

　　Detailed Implementation Plan 42

　　Summary 43

　　Review Questions 43

　　Chapter 2 Implementing VLANs in Campus Networks 51

　　Implementing VLAN Technologies in a Campus Network 52

　　VLAN Segmentation Model 53

　　End-to-End VLAN 54

　　Local VLAN 55

　　Comparison of End-to-End VLANs and Local VLANs 56

　　Mapping VLANs to a Hierarchical Network 57

　　Planning VLAN Implementation 58

　　Best Practices for VLAN Design 59

　　Configuring VLANs 60

　　VLAN Ranges 60

　　Verifying the VLAN Configuration 63

　　Troubleshooting VLANs 67

　　Troubleshooting Slow Throughput 67

　　Troubleshooting Communication Issues 68

　　Implementing Trunking in Cisco Campus Network 68

　　Trunking Protocols 69

　　Understanding Native VLAN in 802.1Q Trunking 71

　　Understanding DTP 72

　　Cisco Trunking Modes and Methods 72

　　VLAN Ranges and Mappings 73

　　Best Practices for Trunking 73

　　Configuring 802.1Q Trunking 74

　　Verifying Trunking Configurations 76

　　Troubleshooting Trunking 77