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CCNA Routing and Switching Study Guide: Exams 100-101, 200-101, and 200-120 by Todd Lammle

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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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