Chapter 20
Multi-Area OSPF
The following ICND2 exam topics are covered in this chapter:
- IP Routing Technologies
- Configure and verify OSPF (single area)
- Neighbor adjacencies
- OSPF states
- Discuss Multi-area
- Configure OSPF v2
- Configure OSPF v3
- Router ID
- LSA types
- Troubleshooting
- Troubleshoot and resolve routing issues
- Routing is enabled
- Routing table is correct
- Correct path selection
- Troubleshoot and resolve OSPF problems
- Neighbor adjacencies
- Hello and Dead timers
- OSPF area
- Interface MTU
- Network types
- Neighbor states
- OSPF topology database
We’ll begin this chapter by focusing on the scalability constraints of an Open Shortest Path First (OSPF) network with a single area and move on from there to explore the concept of multi-area OSPF as ...
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