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

Networking AllOther (430)

Networking Interview Questions

Questions Answers Views Company eMail

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

HCL,

1 3422

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

HCL,

3031

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

HCL,

2202

What is native VLAN? What is the use?

HCL,

1 4217

What are the fields of VLAN tag?

HCL, Juniper Networks,

1990

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

HCL,

1942

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,

1971

Explain VLAN concepts

HCL,

1929

Explain the Vlan tag information.

HCL,

1886

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

HCL,

1 2675

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

HCL,

1864

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

HCL,

2164

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

HCL,

2027

Explain 802.1Q header?.

HCL,

2142

Relation between spanning tree and vlan ?

HCL,

1 3765

Un-Answered Questions { Networking }

Which one you will use to implement critical section? Binary Semaphore

1209

Is dns a protocol?

1151

What are the different class and ranges of ip address?

1309

Why its so called Open system interconnection reference model?

1266

What are the protocols used in Application layer?

1175

Explain network topologies ?

1239

Unable to connect to local DB

2119

What are the different functions of each of the layer in TCP/IP model? What are the protocols associated with each layer?

1151

What are major types of networks and explain

1175

Define dhcp?

1198

Differentiate between static and dynamic channel allocation.

2936

What is CUCM Cluster?

430

Is port 80 and 8000 the same?

1194

Describe profile in terms of networking concept?

1228

what is scsi?. what we do if scsi/scsi drive failed?.

2451

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