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

CCNA (2231)
CCDA (90)

Cisco Certifications Interview Questions

Questions Answers Views Company eMail

Why we are not using subnet mask of class A in class C?before answering this question, just think upon if we do this then we don't need to move to IPv6.

2 8172

comparative networking features windows linux

1 4577

How does a web page works though each layers ?

HCL, PBPL,

5 12708

How can you measure out exactly 4 litres of water from a tap using a 3 litre and a 5 litre bucket?

7 16814

what is distance vector protocol link state protocol and what is the diffrence between them

Wipro,

5 7950

in router we use config# ip host router2 ipaddress we use it for ping the neighbor router using name provided by us ..........instead of ip address in this max how many ip address can be assigned thanks

1 3842

I received a call from client that network is down. We have 100 or 1000 of switches and routers so how could we find the client switch and its port number? and useful commands to find this ?

Cubicor, HCL,

8 11362

How can we configure Inter-VLAN in Layer 3 Switch? Remember one thing without Router.

Grace, HCL,

7 12744

what is router?

IBM,

9 11244

Which port are used by Viruses? TCP or UDP?

8 14289

Hi, If we create more Gateway from one our Router Interface Gateway (Example: by set up a ISA server etc) will it effect on our bandwidth to be low? please help me

5 7016

I have layer 3 Cisco 3560(Multilayer) switch right.How we can configure sub interface & Inter VLAN(we have vlan 2,3 & 10 ),Each VLan talk with each other?

IBM,

4 17840

what is a malicious router?when it occurs? what is a malicious pacekt ?when it occurs?

1 4165

what is a routing ?what is the use of routing?

Google, IBM, Pacific, Tata Technologies,

8 12949

Which of the following statements is false? If your Frame Relay link does not support inverse ARP, you must manually map DLCIs to network Address. One of the major advantages of Frame Relay is its ability to connect to multiple PVCs using only one physical link. DLCI addresses are determined by the network administrator when installing the network. Which of the following statements is false? If your Frame Relay link does not support inverse ARP, you must manually map DLCIs to network Address. One of the major advantages of Frame Relay is its ability to connect to multiple PVCs using only one physical link. DLCI addresses are determined by the network administrator when installing the network. In order for two ends of virtual circuits to communicate using Frame Relay, their network addresses must be mapped to DLCIs.

Wipro,

2 9367

Un-Answered Questions { Cisco Certifications }

Which protocols do periodically updates?

1244

What are packets?

1150

How many ways to access router?

1155

In how many ways can data be transferred in ccna?

1796

Mention what is the difference between the switch, hub, and router?

1075

Explain the difference between bus topology and hub?

1127

How does PPP use LCP for link control?

1961

How does RIP differ from IGRP?

1180

Differentiate full-duplex from half-duplex.

1163

How many valid ip will b in /21 in route summarization?

1138

What is default cost of serial interface in ospf?

1203

When does network congestion occur?

1227

1350 Value in which type of access-list?

968

What is bia?

1289

What is trigger rip and from which ios version it starts?

1122

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