Network Engineer Interview Questions

Interview Questions :

1.  Tell about yourself ?

2.  What is the recent incident you faced in your job and how you troubleshoot ?

3.  Can you explain about OSI layers ?

4.  Can you brief the functions of each layers ?

5.  What are the protocols used in each layers ?

6.  What do you mean by routed and routing protocols ?

7.  Can you define link state routing and distance vector routing protocol with examples ?

8.  what is the difference between rip v1 and rip v2 ?

9.  How a neighbor is confirmed in EIGRP ?

10. In eigrp how a router informs that his neighbor is down to other routers ?

11. what is mean by stuck in active ?

12.  How will you clear a route which is in stuck in active state ?

13. what is mean by feassible successor and feasible distance ?

14. can you tell the metric calculation formula in EIGRP ?

15.  What is the difference between EIGRP and OSPF ?

16.  What is the metric used in OSPF and how it is calculated ?

17.  Explain about areas in OSPF ?

18. What is the difference between STUB , NSSA ,and TOTALLY STUB area of OSPF?

19.  what is mean by virtual-link and how many areas can  a virtual link pass ?

20.  How router id is selected in OSPF ?

21. Can we manually set router id , and how it affect the topology ?

22.  Which switch models you worked ?
23.  What is the difference between Cisco 4507 and Cisco 4507 E ?
24.  How data packets are switched in layer 2 ?