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

Networking Administration Interview Questions

Questions Answers Views Company eMail

What is looping and how switching loops are avoided at L2 level?

HCL,

2075

What is the behavior of the L2 Switch in case of receiving a multicast packet.

HCL,

2184

How a switch will behave for a mcast packet if Snooping is not enabled

HCL,

1 3435

How do two computers communicate with each other when they are connected through L2 or L3 switch?

HCL,

3035

VLAN tagging/un-tagging process –where and when it happens?

HCL,

2209

What is native VLAN? What is the use?

HCL,

1 4238

What are the fields of VLAN tag?

HCL, Juniper Networks,

1999

Port modes [trunk and access] have any influence on VLAN tagging and un-tagging?

HCL,

1954

Scenario: “In a switch two hosts are connected to port number 1 and 2 respectively; both the ports are configured with same VLAN id. When data is sent from one host to another, in switch VLAN tagging will happen or not? Why?”

HCL,

1980

Explain VLAN concepts

HCL,

1940

Explain the Vlan tag information.

HCL,

1892

Response of switch when we send tagged packet on access port.

HCL,

1 2687

Response of switch when we send different vlan data from different port using same mac id.

HCL,

1874

What will happen if we send untagged packet to a tagged port

HCL,

2175

If a switch has been configured with two vlans, how many broadcast domains will be there

HCL,

2041

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Un-Answered Questions { Networking Administration }

one server is down it doen't display anything what you do?

1972

Explain the network architecture?

1003

Explain one basic requirement for establishing vlans?

1056

Define proxy servers and how do they protect computer networks?

1151

Have you worked in an assignment based environment, e.g. work request or trouble ticket system, and if so, describe that environment?

2828

Explain about the job of the network layer under the osi reference model?

1042

Is it possible to connect two computers for file sharing without using a hub or router?

1127

Define dos?

1146

Suppose when you move the nic cards from one pc to another pc, does the mac address gets transferred as well?

1297

What is arp main job?

1099

User Datagram Protocol (UDP) is __ and __ a. connectionless, stateless b. connection-orineted, stateless c. connection-oriented, stateful d. connectionless, stateful

1853

Explain client/server?

1224

what is Cisco Firewall

2146

Define ipv6?

1123

What is osi and it's role in computer networking?

1098

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