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Amarjit Singh
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Market is on boom and almost every company has opened its door for new positions and everyone is looking for change to grab new positions with new challenges. So make sure that you have prepared the answers for the below questions before your interview. The questions are generic and will make very good impression on interviewer if you answer them in organised and structured manner. The depicted IGP interview questions are for CCNA and CCNP engineers.
1. Difference between RIPv1 and RIPv2?
2. How many number of routes carried by RIP packet?
3. Is OSPF link state or distance vector or path vector protocol?
4. What is the difference between OSPF and IS-IS and which one is preferred?
5. Can we use BGP instead of any IGP?
6. How many network types available in OSPF?
8. LSA 3 and LSA 4 are generated by which router?
9. When to use Stub and Not So Stubby Area?
10. How to get the external routes without making area Not So Stubby?
11. What is the different type of route summarization available in OSPF?
12. What is the requirement of doing summarization?
13. A major network is advertised as summary in one area and few of the routes from that network is configured in another area. What will happen in that case?
14. If any of the OSPF area is not stabilized, does it impact another area?
15. What is the use of forwarding address in LSA 5 and LSA 7?
16. External routes are available in OSPF database but not installing in routing table?
17. If loopback is not configured, what will be the router-id selected by OSPF process?
18. Can we run multiple OSPF process in single router and what is the advantage of using it?
19. What are timers of OSPF?
20. Multicast address of used by OSPF.
21. OSPF works on which layer?
22. What is backbone area in OSPF?
23. Can we use OSPF without backbone area?
24. Is it required that OSPF router-id must reachable in IGP cloud?
25. After configuring new router-id, automatically it will be used or do we need to use some type of command to get it operational.
26. Why the secondary ip address of interface is not advertising in IGP cloud?
27. OSPF neighbourship is not coming up. Please tell the various steps to troubleshoot it.
28. One side MTU is 1500 and another side MTU is 1600. Does it affect neighbourship?
29. Provide process of DR and BDR election.
30. If DR is down and no BDR is configured what will happen?
31. What is the difference between a neighbor and adjacent neighbor?
32. My OSPF neighbourship is showing 2-way, what does it mean?
33. Define different type of OSPF neighbor states?
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Posted in: General Discussion,Network and LAN Hacking
1 Visitor Reactions & Comments:
hi plz send me networking interview question in ccna for fresher.
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