These questions were sent in from IBM. They discuss various telecom and networking topics.
- Describe OSPF in your own words.
- OSPF areas, the purpose of having each of them
- Types of OSPF LSA, the purpose of each LSA type
- What exact LSA type you can see in different areas
- How OSPF establishes neighboor relation, what the stages are
- If OSPF router is stucked in each stage what the problem is and how to troubleshoot it
- OSPF hierarchy in the single or multi areas. Cool OSPF behavior in broadcast and nonbroadcast
- Draw the diagram of typical OSPF network and explain generally how it works, DR, BDR, election, ASBR, ABR, route redistribution and summarization