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Basic Networking Interview Questions and Answers

Question: What are the type of network?
Ans: The following are the various type of networks
LAN: Local area network
MAN: Metropolitan area network.
WAN: Wide area network.

Question: Which layer are used in router and switch
Ans: Routers are used in Network Layer and Switches are used in Data Link Layer.

Question: What is difference between layer 2 Switch and Layer 3 Switch ?
Ans: Layer 2 Switch or L2 Switch is used for peer to peer communication whereas Layer 3 Switch or L3 Switch is used for process to process communication.

Question: What is the difference between control plane and data plane?
Ans: Control Plane is the traffic of the routing protocol. For example RIP, OSPF, EIGRP depending on what protocol is being used in the network. whereas Data Plane carries the actual data.

Question: What is a DNS?
Answer : DNS is also termed as Domain Name which is used for IP address to name resolution.

Question:What is DHCP Server?
Ans: DHCP is also termed as Dynamic Host  Control Protocol. When using DHCP Server, the clients can get the IP Address from DHCP Server automatically using DORA,process

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Claudio Quiroz Cabello

Electrical Engineer CCNA Collaboration CCNA Voice CCNA R&S. I'm Electrical Engineer and I work like Support Engineer for a Telephony Service Provider Company. Before that I had position like Pre-Sale Engineer about small and medium multivendor telephony solutions. I have 5 years of experience working in Telephony Multivendor Projects. I am also 3 years of experience working in Support and implementation about Cisco Collaboration platforms: UCS server, UCM, Cisco Unity, Presence Server, Jabber, Gateway. Support Community is most useful in finding design, implementation and support tricks and shortcuts that greatly help me in my daily activities. If you need to contact me, please you can writte me.

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Kanishka Singh

CCNA Routing and Switching
Am a technology enthusiast. Having 1. 9+ years of experience in the domain. I work in network support providing support with implementation, maintaining and precisely troubleshooting the infra.
Realm of collaboration makes me want to learn and face new challenges more and more.

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