This document provides an overview of single-area OSPF routing concepts and configuration. It discusses how OSPF uses link-state routing to respond quickly to network changes by sending triggered updates only when changes occur. It also covers OSPF terminology, the shortest path algorithm, network types, hello protocol, configuration steps, and commands for configuring and verifying a single-area OSPF implementation.

1. CCNA 3 Chapter 3 Single-Area OSPF By Your Name

3. Overview of Link-State and Distance Vector Routing

5. How Routing Information Is Maintained

6. Link-State Routing Algorithms

7. Advantages and Disadvantages of Link-State Routing

8. Comparing Distance Vector and Link-State Routing

9. Single - Area OSPF Concepts

10. OSPF Overview OSPF is becoming the preferred IGP protocol when compared with RIPv1 and RIPv2 because it is scalable.

11. OSPF Terminology

12. Comparing OSPF with Distance Vector Routing Protocols

13. Shortest Path Algorithm The best path is the lowest - cost path .

14. OSPF Network Types

15. OSPF Hello Protocol

16. Steps in the Operation of OSPF

17. Single - Area OSPF Configuration

18. Configuring the OSPF Routing Process

19. Configuring OSPF Loopback Address and Router Priority

20. Configuring Router Priority The priorities can be set to any value from 0 to 255. A value of 0 prevents that router from being elected. A router with the highest OSPF priority will win the election for DR .

21. Modifying OSPF Cost Metric

22. Configuring OSPF Authentication

23. Configuring OSPF Timers

24. OSPF, Propagating a Default Route

25. Common OSPF Configuration Issues

27. The debug and clear Commands for OSPF Verification