Browse By

Basic Networking Interview Questions and Answers

Basic Networking Interview Questions and Answers

Are you looking for Basic Networking Interview Questions and Answers? Please read the questions and answers which would help you to crack interview for Basic Networking post.

Question: What is an IOS?
Ans: IOS stands for Internet Operating system which is basically a router’s operating system.

Question: What is a MAC address?
Ans: A Mac Address is called as Media Access Control address. It is a unique identifier assigned to network interfaces for communications at the data link layer of a network segment. MAC address is usually stored in ROM on the network adapter card.

Question: Why MAC address is called Physical address?
Ans: Mac Address is referred to Physical Address because it is not changeable. Every Network Interface Card (NIC) will have a unique Mac-Address.

Question: What is the size of a MAC-Address?
Ans: The size of a Mac-Address is 48 bits.

Question: How the Mac-Address is identified?
Ans:  Mac-Address is 48 bits and 12 digits/letter long, each digit is a number from 0-9 or a letter from A-F. For example A1:B2:3C:4D:E5:F6. First 24 bits part called OUI (Organizational unique identifier) and other 24 bits are device code.

Question: How to check Mac-Address in Windows and a Router/Switch?
Ans: In Windows, open command prompt and type   ipconfig/all    and in router type   show mac address-table

Published by Team UC Collabing

Leave a Reply

Your email address will not be published. Required fields are marked *


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.


CCNA Routing and Switching
Am a technology enthusiast. 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.