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Cisco Network Engineer Interview Questions, Process, and Tips

Updated 21 Jan 2025

Top Cisco Network Engineer Interview Questions and Answers

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Cisco Network Engineer Interview Experiences

7 interviews found

Network Engineer Interview Questions & Answers

user image Saiteja Chitturi

posted on 9 Jul 2024

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via LinkedIn and was interviewed in Jun 2024. There were 2 interview rounds.

Round 1 - Assignment 

It contained networking questions

Round 2 - Technical 

(2 Questions)

  • Q1. What is router &switch
  • Ans. 

    A router is a networking device that forwards data packets between computer networks, while a switch is a networking device that connects devices within a network.

    • Router operates at the network layer of the OSI model

    • Switch operates at the data link layer of the OSI model

    • Router connects multiple networks together

    • Switch connects devices within the same network

    • Router uses IP addresses to route traffic

    • Switch uses MAC addre

  • Answered by AI
  • Q2. How is routing done
  • Ans. 

    Routing is the process of selecting the best path for network traffic to reach its destination.

    • Routing involves determining the optimal path for data packets to travel from the source to the destination.

    • Routers use routing tables to make decisions on how to forward packets based on destination IP addresses.

    • Routing protocols like OSPF, BGP, and EIGRP are used to exchange routing information between routers.

    • Static routin...

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I appeared for an interview before Jan 2024.

Round 1 - Aptitude Test 

Online Aptitude test for 1 hour.

Round 2 - One-on-one 

(2 Questions)

  • Q1. What is MAC address
  • Ans. 

    MAC address is a unique identifier assigned to network interfaces for communications on a network.

    • MAC address stands for Media Access Control address

    • It is a 12-digit hexadecimal number (e.g. 00:1A:2B:3C:4D:5E)

    • Used to identify devices on a network at the data link layer of the OSI model

  • Answered by AI
  • Q2. What is DHCP
  • Ans. 

    DHCP stands for Dynamic Host Configuration Protocol, used to automatically assign IP addresses to devices on a network.

    • Automatically assigns IP addresses to devices on a network

    • Helps in managing and organizing IP addresses efficiently

    • Reduces the need for manual configuration

    • Prevents IP address conflicts

    • Example: When a device connects to a network, DHCP assigns it an IP address from a pool of available addresses

  • Answered by AI
Round 3 - Technical 

(2 Questions)

  • Q1. What is a dangling pointer
  • Ans. 

    A dangling pointer is a pointer that points to a memory location that has been deallocated or freed.

    • Dangling pointers can lead to crashes or unpredictable behavior in a program.

    • They can occur when a pointer is not updated after the memory it points to is freed.

    • Example: accessing a dangling pointer after freeing the memory it points to can result in a segmentation fault.

  • Answered by AI
  • Q2. What are REST APIs
  • Ans. 

    REST APIs are a set of rules and conventions for building and interacting with web services using HTTP methods.

    • REST stands for Representational State Transfer

    • Uses standard HTTP methods like GET, POST, PUT, DELETE

    • Data is transferred in JSON or XML format

    • Stateless communication between client and server

    • Example: Twitter API allows developers to access and interact with Twitter data

  • Answered by AI
Round 4 - HR 

(2 Questions)

  • Q1. Why do you want to do job in the networking industry
  • Ans. 

    I am passionate about designing and troubleshooting complex networks to ensure seamless communication and connectivity.

    • I enjoy the challenge of solving technical problems and optimizing network performance

    • I am fascinated by the constantly evolving technology in the networking industry

    • I value the opportunity to work with cutting-edge equipment and software

    • I appreciate the importance of reliable and secure networks in to

  • Answered by AI
  • Q2. What are your goals
  • Ans. 

    My professional goal is to become a certified network expert and lead a team in implementing cutting-edge networking solutions.

    • Obtain certifications such as CCNA, CCNP, or JNCIA to enhance my skills

    • Lead a team in designing and implementing network infrastructure upgrades

    • Stay updated on the latest networking technologies and trends

    • Contribute to the success of the organization by optimizing network performance

  • Answered by AI

Network Engineer Interview Questions Asked at Other Companies

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Q2. Study MPLS deeply: 1. What is MPLS ? 2. Purpose of MPLS ? 3. What ... read more
asked in Wipro
Q3. What is Stp and how it is work? What is root bridge
Q4. What is BGP? What is spilit horizon rule? How you configure BGP r ... read more
asked in BT Group
Q5. What is tenant and types? What will happen if we use same subnet ... read more

Network Engineer Interview Questions & Answers

user image Sarvodaya us

posted on 22 Oct 2024

Interview experience
4
Good
Difficulty level
Easy
Process Duration
4-6 weeks
Result
No response

I applied via Approached by Company and was interviewed before Oct 2023. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Siwtching - STP,VLAN,
  • Q2. Routing - BGP, RIP, IP

I applied via Recruitment Consulltant and was interviewed in Sep 2021. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. CCNA RELATED QUESTIONS
  • Q2. Practical and theoretical questions
Round 3 - One-on-one 

(1 Question)

  • Q1. Manager call related to work.
Round 4 - HR 

(2 Questions)

  • Q1. What are your salary expectations?
  • Q2. Old company experience

Interview Preparation Tips

Topics to prepare for Cisco Network Engineer interview:
  • CCNA
  • Attitude
  • Passion
  • Self confidence
  • CCNA certification
Interview preparation tips for other job seekers - I always want to learn new things and used to implement for company growth.

Cisco interview questions for designations

 Wireless Network Engineer

 (1)

 Network Consulting Engineer

 (1)

 L2 Network Engineer

 (1)

 Network Support Engineer

 (1)

 Network Administrator

 (2)

 Network Consultant

 (1)

 Network Security Engineer

 (2)

 Network & System Administrator

 (1)

I applied via Monster and was interviewed before Feb 2021. There was 1 interview round.

Round 1 - One-on-one 

(2 Questions)

  • Q1. The networking and it's communicating way and about network and it's type.
  • Q2. What are you understand by networks.
  • Ans. 

    Networks are a collection of interconnected devices that communicate with each other to share resources and information.

    • Networks can be wired or wireless

    • They can be local (LAN) or wide area (WAN)

    • They use protocols such as TCP/IP to facilitate communication

    • Examples include the internet, corporate networks, and home networks

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - It was a great weekend and communication skills and experience

Skills evaluated in this interview

Get interview-ready with Top Cisco Interview Questions

I applied via Campus Placement and was interviewed before Jan 2021. There were 3 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. What are he layers of the OSI model?
  • Ans. 

    The OSI model has 7 layers that define how data is transmitted over a network.

    • Layer 1: Physical - deals with the physical connection of devices

    • Layer 2: Data Link - responsible for error-free transfer of data between devices

    • Layer 3: Network - handles routing of data between different networks

    • Layer 4: Transport - ensures reliable delivery of data between applications

    • Layer 5: Session - establishes and manages connections ...

  • Answered by AI
  • Q2. There are seven layers in OSI model
  • Ans. 

    Yes, there are seven layers in the OSI model.

    • The seven layers are: Physical, Data Link, Network, Transport, Session, Presentation, and Application.

    • Each layer has a specific function and communicates with the layers above and below it.

    • The OSI model is used to standardize communication between different computer systems.

    • Examples of protocols that operate at each layer include Ethernet at the Data Link layer and HTTP at t

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Interview was very nice and they asked all related questions.

Skills evaluated in this interview

I applied via Company Website and was interviewed before Feb 2021. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. Network related qs and Ans
Round 3 - HR 

(1 Question)

  • Q1. Your physiology-based scenario with your future career.

Interview Preparation Tips

Topics to prepare for Cisco Network Engineer interview:
  • All networking basis questions
Interview preparation tips for other job seekers - It was very supportive during the interview

Interview questions from similar companies

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed before Jun 2023. There were 2 interview rounds.

Round 1 - One-on-one 

(2 Questions)

  • Q1. Some program snippets were given in C language and told to debug it
  • Q2. Running median in stream
  • Ans. 

    Calculate the running median of a stream of numbers.

    • Use two heaps - a max heap for the smaller half of the numbers and a min heap for the larger half.

    • Keep the heaps balanced by ensuring the size difference is at most 1.

    • If the heaps are balanced, the median is the average of the top elements of the two heaps. Otherwise, it is the top element of the larger heap.

  • Answered by AI
Round 2 - One-on-one 

(2 Questions)

  • Q1. Why we use trie and its advantages and dis-advantages
  • Ans. 

    Trie is a tree data structure used for efficient retrieval of key-value pairs, commonly used in autocomplete and spell check applications.

    • Advantages: efficient prefix search, space optimization for storing keys with common prefixes, easy to implement autocomplete and spell check functionalities

    • Disadvantages: can be memory intensive for large datasets, complex to implement compared to other data structures like hash tab...

  • Answered by AI
  • Q2. Networking related questions

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(1 Question)

  • Q1. You Have a Data Stream and integers are coming at each second you have to identify the erroneous values.
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Recruitment Consulltant and was interviewed in Aug 2024. There were 2 interview rounds.

Round 1 - Phone Call 

(2 Questions)

  • Q1. Tell me about your previous company role ?
  • Ans. 

    I was a software engineer responsible for developing and maintaining web applications for a financial services company.

    • Developed and maintained web applications using technologies such as Java, Spring, and Angular

    • Collaborated with cross-functional teams to gather requirements and deliver solutions

    • Participated in code reviews and testing to ensure high quality software

    • Implemented new features and enhancements to improve

  • Answered by AI
  • Q2. Willing to join Arista ?
  • Ans. 

    Yes, I am willing to join Arista as a Software Engineer.

    • I am excited about the opportunity to work at Arista and contribute to their innovative projects.

    • I have researched the company and believe that my skills align well with their values and goals.

    • I am confident that I can make a positive impact on the team and help drive success at Arista.

  • Answered by AI
Round 2 - Coding Test 

One Hr interview with 3-4 coding questions on strings,array and linked list

Cisco Interview FAQs

How many rounds are there in Cisco Network Engineer interview?
Cisco interview process usually has 2-3 rounds. The most common rounds in the Cisco interview process are Technical, One-on-one Round and HR.
What are the top questions asked in Cisco Network Engineer interview?

Some of the top questions asked at the Cisco Network Engineer interview -

  1. What are he layers of the OSI mod...read more
  2. What are you understand by networ...read more
  3. There are seven layers in OSI mo...read more

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Cisco Network Engineer Interview Process

based on 7 interviews

1 Interview rounds

  • Technical Round
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Cisco Network Engineer Salary
based on 398 salaries
₹3.9 L/yr - ₹13.5 L/yr
100% more than the average Network Engineer Salary in India
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Cisco Network Engineer Reviews and Ratings

based on 38 reviews

4.8/5

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4.3

Skill development

4.7

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4.5

Salary

4.2

Job security

4.6

Company culture

4.3

Promotions

4.5

Work satisfaction

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