Network Warrior

Table of Contents

Dedication; Preface; Who Should Read This Book; Conventions Used in This Book; Using Code Examples; We'd Like to Hear from You; Safari® Enabled; Acknowledgments; Part I: Hubs, Switches, and Switching; Chapter 1: What Is a Network?; Chapter 2: Hubs and Switches; 2.1 Hubs; 2.2 Switches; Chapter 3: Auto-Negotiation; 3.1 What Is Auto-Negotiation?; 3.2 How Auto-Negotiation Works; 3.3 When Auto-Negotiation Fails; 3.4 Auto-Negotiation Best Practices; 3.5 Configuring Auto-Negotiation; Chapter 4: VLANs; 4.1 Connecting VLANs; 4.2 Configuring VLANs; Chapter 5: Trunking; 5.1 How Trunks Work; 5.2 Configuring Trunks; Chapter 6: VLAN Trunking Protocol; 6.1 VTP Pruning; 6.2 Dangers of VTP; 6.3 Configuring VTP; Chapter 7: EtherChannel; 7.1 Load Balancing; 7.2 Configuring and Managing EtherChannel; Chapter 8: Spanning Tree; 8.1 Broadcast Storms; 8.2 MAC Address Table Instability; 8.3 Preventing Loops with Spanning Tree; 8.4 Managing Spanning Tree; 8.5 Additional Spanning Tree Features; 8.6 Common Spanning Tree Problems; 8.7 Designing to Prevent Spanning Tree Problems; Part II: Routers and Routing; Chapter 9: Routing and Routers; 9.1 Routing Tables; 9.2 Route Types; 9.3 The IP Routing Table; Chapter 10: Routing Protocols; 10.1 Communication Between Routers; 10.2 Metrics and Protocol Types; 10.3 Administrative Distance; 10.4 Specific Routing Protocols; Chapter 11: Redistribution; 11.1 Redistributing into RIP; 11.2 Redistributing into EIGRP; 11.3 Redistributing into OSPF; 11.4 Mutual Redistribution; 11.5 Redistribution Loops; 11.6 Limiting Redistribution; Chapter 12: Tunnels; 12.1 GRE Tunnels; 12.2 GRE Tunnels and Routing Protocols; 12.3 GRE and Access Lists; Chapter 13: Resilient Ethernet; 13.1 HSRP; 13.2 HSRP Interface Tracking; 13.3 When HSRP Isn't Enough; Chapter 14: Route Maps; 14.1 Building a Route Map; 14.2 Policy-Routing Example; Chapter 15: Switching Algorithms in Cisco Routers; 15.1 Process Switching; 15.2 Interrupt Context Switching; 15.3 Configuring and Managing Switching Paths; Part III: Multilayer Switches; Chapter 16: Multilayer Switches; 16.1 Configuring SVIs; 16.2 Multilayer Switch Models; Chapter 17: Cisco 6500 Multilayer Switches; 17.1 Architecture; 17.2 CatOS Versus IOS; Chapter 18: Catalyst 3750 Features; 18.1 Stacking; 18.2 Interface Ranges; 18.3 Macros; 18.4 Flex Links; 18.5 Storm Control; 18.6 Port Security; 18.7 SPAN; 18.8 Voice VLAN; 18.9 QoS; Part IV: Telecom; Chapter 19: Telecom Nomenclature; 19.1 Introduction and History; 19.2 Telecom Glossary; Chapter 20: T1; 20.1 Understanding T1 Duplex; 20.2 Types of T1; 20.3 Encoding; 20.4 Framing; 20.5 Performance Monitoring; 20.6 Alarms; 20.7 Troubleshooting T1s; 20.8 Configuring T1s; Chapter 21: DS3; 21.1 Framing; 21.2 Line Coding; 21.3 Configuring DS3s; Chapter 22: Frame Relay; 22.1 Ordering Frame-Relay Service; 22.2 Frame-Relay Network Design; 22.3 Oversubscription; 22.4 Local Management Interface (LMI); 22.5 Configuring Frame Relay; 22.6 Troubleshooting Frame Relay; Part V: Security and Firewalls; Chapter 23: Access Lists; 23.1 Designing Access Lists; 23.2 ACLs in Multilayer Switches; 23.3 Reflexive Access Lists; Chapter 24: Authentication in Cisco Devices; 24.1 Basic (Non-AAA) Authentication; 24.2 AAA Authentication; Chapter 25: Firewall Theory; 25.1 Best Practices; 25.2 The DMZ; 25.3 Alternate Designs; Chapter 26: PIX Firewall Configuration; 26.1 Interfaces and Priorities; 26.2 Names; 26.3 Object Groups; 26.4 Fixups; 26.5 Failover; 26.6 NAT; 26.7 Miscellaneous; 26.8 Troubleshooting; Part VI: Server Load Balancing; Chapter 27: Server Load-Balancing Technology; 27.1 Types of Load Balancing; 27.2 How Server Load Balancing Works; 27.3 Configuring Server Load Balancing; Chapter 28: Content Switch Modules in Action; 28.1 Common Tasks; 28.2 Upgrading the CSM; Part VII: Quality of Service; Chapter 29: Introduction to QoS; 29.1 Types of QoS; 29.2 QoS Mechanics; 29.3 Common QoS Misconceptions; Chapter 30: Designing a QoS Scheme; 30.1 Determining Requirements; 30.2 Configuring the Routers; Chapter 31: The Congested Network; 31.1 Determining Whether the Network Is Congested; 31.2 Resolving the Problem; Chapter 32: The Converged Network; 32.1 Configuration; 32.2 Monitoring QoS; 32.3 Troubleshooting a Converged Network; Part VIII: Designing Networks; Chapter 33: Designing Networks; 33.1 Documentation; 33.2 Naming Conventions for Devices; 33.3 Network Designs; Chapter 34: IP Design; 34.1 Public Versus Private IP Space; 34.2 VLSM; 34.3 CIDR; 34.4 Allocating IP Network Space; 34.5 Allocating IP Subnets; 34.6 IP Subnetting Made Easy; Chapter 35: Network Time Protocol; 35.1 What Is Accurate Time?; 35.2 NTP Design; 35.3 Configuring NTP; Chapter 36: Failures; 36.1 Human Error; 36.2 Multiple Component Failure; 36.3 Disaster Chains; 36.4 No Failover Testing; 36.5 Troubleshooting; Chapter 37: GAD's Maxims; 37.1 Maxim #1; 37.2 Maxim #2; 37.3 Maxim #3; Chapter 38: Avoiding Frustration; 38.1 Why Everything Is Messed Up; 38.2 How to Sell Your Ideas to Management; 38.3 When to Upgrade and Why; 38.4 Why Change Control Is Your Friend; 38.5 How Not to Be a Computer Jerk; Colophon;