gotiation What Is Auto-Negotiation? How Auto-Negotiation Works When Auto-Negotiation Fails Auto-Negotiation Best Practices Configuring Auto-Negotiation 4. VLANs Connecting VLANs Configuring VLANs 5. Trunking How Trunks Work Configuring Trunks 6. VLAN Trunking Protocol VTP Pruning Dangers of VTP Configuring VTP 7. EtherChannel Load Balancing Configuring and Managing EtherChannel 8. Spanning Tree Broadcast Storms MAC Address Table Instability Preventing Loops with Spanning Tree Managing Spanning Tree Additional Spanning Tree Features Common Spanning Tree Problems Designing to Prevent Spanning Tree Problems Part II. Routers and Routing 9. Routing and Routers Routing Tables Route Types The IP Routing Table 10. Routing Protocols Communication Between Routers Metrics and Protocol Types Administrative Distance Specific Routing Protocols 11. Redistribution Redistributing into RIP Redistributing into EIGRP Redistributing into OSPF Mutual Redistribution Redistribution Loops Limiting Redistribution Table of Contents 12. Tunnels GRE Tunnels GRE Tunnels and Routing Protocols GRE and Access Lists 13. Resilient Ethernet HSRP Interface Tracking When HSRP Isn't Enough 14. Route Maps Building a Route Map Policy-Routing Example 15. Switching Algorithms in Cisco Routers Process Switching Interrupt Context Switching Configuring and Managing Switching Paths Part III. Multilayer Switches 16. Multilayer Switches Configuring SVIs Multilayer Switch Models 17. Cisco 6500 Multilayer Switches Architecture CatOS Versus IOS 18. Catalyst 3750 Features Stacking Interface Ranges Macros Flex Links Storm Control Port Security Voice VLAN Table of Contents Part IV. Telecom 19. Telecom Nomenclature Introduction and History Telecom Glossary 20. T1 Understanding T1 Duplex Types of T1 Encoding Framing Performance Monitoring Alarms Troubleshooting T1s Configuring T1s Framing Line Coding Configuring DS3s 22. Frame Relay Ordering Frame-Relay Service Frame-Relay Network Design Oversubscription Local Management Interface (LMI) Configuring Frame Relay Troubles