CCNA Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

CCNA Interview Questions

Questions Answers Views Company eMail

What is the Broadcast IP Address?

14 21548

What is public and private ip address., explain? and also explain the ip address range of both public and private? and where we use that public and private ip address?

13 22336

What is ISR or NonISR router? Difference between ISR or NonISR router?

HCL,

3 39307

what is difference between hub and router.....

Thomson,

5 10391

what is the difference between switch and router??

Infosys, Precision Techserve, Thomson,

16 54390

What is VLSM? how to Calculate VLSM? where it is use and why?

13 48450

What is Cisco register bits? How they help?

jetking,

1 6053

Explain usage of ICMP in IP routing

3 6668

How ICMP is used in ping and traceroute facilities

3 10293

To which layer ICMP belongs

CMS,

7 16853

What is proxy-ARP and how it is used and configured

1 5161

What is difference between standard and extended access-list

College School Exams Tests, HCL, Wipro,

17 97628

what is the difference between a passive and active hub?? which is better ??

12 55558

why we give clock rate to DCE and not to DTE what is the difference in the two.

3 27502

how to troubleshoot when protocols is down and link is not getting up

HCL, Sify,

7 11748

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Un-Answered Questions { CCNA }

What is the difference between lan, man, and wan?

1231

Which cable called roll-over?

1111

Your company has been assigned the IP address of 201.222.5.0 and require having 20 subnets. As the company’s network administrator, find the following: a) the subnet mask (2 marks) b) the number of useable subnets (2 marks) c) the subnetwork address for the 4th subnet (2 marks) d) the first usable IP address for the 4th subnet (2 marks) e) the last usable IP address for the 4th subnet (2 marks) f) the broadcast address for the 4th subnet. (2 marks)

1275

Can yo define LNS

2416

Define the logical link control?

1062

What is encapsulation and de-encapsulation?

1081

Can you explain in a generic manner the packet of IPSec?

2812

How does PPP use LCP for link control?

1961

What are the three sources of signal degradation on a data link?

1345

Explain the difference between static and dynamic routing?

1195

Explain the draw back of ospf protocol?

1083

What is the minimum request timer?

1100

Define the igp (interior gateway protocol)?

1092

how we update the IOS version with the help of TFTP?

2139

In port based access-list which command you give instead of ip?

1141

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