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

CCNA (2231)
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Cisco Certifications Interview Questions

Questions Answers Views Company eMail

What will happen in OSPF, While a new highet priority DR joining in already running area.That area already having DR and BDR.

HCL,

2 5065

How loops are introduced in switching? Whats the solution for that.

HCL,

2 5477

Why OSI layers having 7 layers instead of one layer.

HCL,

8 16563

whats the routing protocol supporting in both juniper , cisco routers.

HCL,

10 14202

if 10 pc's connected from internet, in 8 pc's internet is correctly run but in other 2 pc's they can not access internet,what's the problem?

Fibcom, TATA,

9 11595

In static route, what is the difference between next hop ip address and local interface address, except the Administrative Distance.

HCL,

5 9995

What is L2 Link and its significance regarding IP addressing.

HCL,

2 8499

1.i have to pcs in the network 192.168.1.1 202.55.88.16 2. if that fails shud go through 122.16.1.3 and and if that comes back active it shud go through 202.55.88.16 itself

1 4880

Hi Guys.. I hv a confusion in my mind. Plz help me to clear my concept. How a port respond when a PortFast port receives any BPDU. Please make sure that BPDU Guard, ROOT Guard are not considered in this scenario. Just a spanning tree without any enhancement. Will the port goes through STP port state??? As we knw that PortFast bypass the Listening & Learning State? How it will respond when a BPDU (Inferior or Superior) is received on that Port. Thanks in advance. Waiting for Replay.

2 4513

1) How a router established a neighbor relation ship in ospf

Infosys,

1 4931

what is prefix list

Infosys,

2905

What is STP and what is the difference between PVST and RSTP

Infosys, Wipro,

3052

Suppose we have some switch in network and we are running RSTP how much convergence time will be there if one link down

Infosys,

2382

What is HSRP and what is difference between HSRP and GLBP

Infosys,

2 8010

Why we used Virtual MAC in GLBP

Infosys,

2407

Un-Answered Questions { Cisco Certifications }

What is segmentation and fragmentation?

1204

When we use loop back ip?

1172

What is the formula for metric of ospf?

2979

What’s the simplest way to remotely configure a router?

1154

What command do we give if router IOS is stuck?

1676

How does PPP use LCP for link control?

1952

Define network?

1237

Explain the difference between collision domain and broadcast domain.

1050

What is collision?

1174

What do you understand by poe (power over ethernet)?

1183

Why subnetting is used?

1214

What is the difference between bus topology and hub?

1211

Which layer are called upper layer?

1119

How much internal and external ad of eigrp protocol?

1218

which algorithm as defined by the transform set is used for providing data confidentiality when connected to tyre?

1115

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