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NSE.IT Network Engineer Interview Questions and Answers

Updated 19 Jul 2024

NSE.IT Network Engineer Interview Experiences

2 interviews found

Network Engineer Interview Questions & Answers

user image Aakash Shukla

posted on 19 Jul 2024

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Explain Firewall
  • Ans. 

    Firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.

    • Firewall acts as a barrier between a trusted internal network and untrusted external network.

    • It can be implemented in hardware, software, or a combination of both.

    • Firewalls can filter traffic based on IP addresses, ports, protocols, and application types.

    • They can prevent unauthori...

  • Answered by AI
  • Q2. Explain Switching and routing
  • Ans. 

    Switching involves forwarding data packets within a network, while routing involves determining the best path for data packets to travel between networks.

    • Switching operates at Layer 2 of the OSI model, using MAC addresses to forward data within a local network.

    • Routing operates at Layer 3 of the OSI model, using IP addresses to determine the best path for data to travel between networks.

    • Switches use MAC address tables t...

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected
Round 1 - Technical 

(3 Questions)

  • Q1. Depending on candidate
  • Q2. Solve the solution
  • Q3. Provide support
Round 2 - Group Discussion 

Must have knowege of the work

Round 3 - HR 

(2 Questions)

  • Q1. Nothing only basic they are osking
  • Q2. Must have basic knowledge of the work

Interview questions from similar companies

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Naukri.com and was interviewed in Nov 2024. There was 1 interview round.

Round 1 - Technical 

(3 Questions)

  • Q1. What is the SMTP?
  • Q2. What is the RSMTP?
  • Q3. Tell about TCP Rest
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Jan 2024. There was 1 interview round.

Round 1 - Technical 

(3 Questions)

  • Q1. Packet flow in PALO ALTO FIREWALL?
  • Ans. 

    Packet flow in Palo Alto Firewall involves multiple stages including ingress, policy lookup, security policy enforcement, NAT, and egress.

    • Packet enters the firewall through an ingress interface

    • Firewall performs policy lookup to determine if the packet should be allowed or denied

    • If allowed, the packet goes through security policy enforcement which includes threat prevention, URL filtering, etc.

    • NAT (Network Address Trans...

  • Answered by AI
  • Q2. Ospf states and explain?
  • Ans. 

    OSPF (Open Shortest Path First) is a routing protocol used to determine the best path for data packets in a network.

    • OSPF is a link-state routing protocol

    • It uses Dijkstra's algorithm to calculate the shortest path

    • OSPF routers exchange link-state advertisements (LSAs)

    • It supports VLSM (Variable Length Subnet Masking)

    • OSPF areas are used to divide large networks into smaller segments

  • Answered by AI
  • Q3. Election of DR AND BDR IN OSPF?
  • Ans. 

    DR and BDR in OSPF are elected based on priority values, with the highest priority becoming the DR and the second highest becoming the BDR.

    • DR and BDR are elected within the OSPF network to ensure efficient communication and redundancy.

    • The election process is based on priority values assigned to each router, with the highest priority becoming the DR and the second highest becoming the BDR.

    • If two routers have the same pr...

  • Answered by AI

Skills evaluated in this interview

I applied via Naukri.com and was interviewed in Jun 2022. There were 4 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 - Group Discussion 

Discuss networking switching routing Cisco hardware devices

Round 3 - Technical 

(1 Question)

  • Q1. Technical interview questions
Round 4 - HR 

(1 Question)

  • Q1. Discuss with HR related to salary

Interview Preparation Tips

Topics to prepare for Inspirisys Solution Network Engineer interview:
  • Networking
  • Switching
  • Routing
  • Computer Hardware
Interview preparation tips for other job seekers - First round Norma discussion and second technical and third GP and final HR with salary
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
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 - HR 

(2 Questions)

  • Q1. Salary related questions
  • Q2. Location and position

Interview Preparation Tips

Interview preparation tips for other job seekers - 3i infotech is the best company but salary is so poor
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Walk-in and was interviewed in May 2024. There was 1 interview round.

Round 1 - Technical 

(4 Questions)

  • Q1. What is Network?
  • Ans. 

    A network is a collection of computers, servers, mainframes, network devices, and other devices connected to one another to share data and resources.

    • Networks can be classified based on their size (LAN, WAN, MAN)

    • Networks can be wired or wireless

    • Examples of networks include the internet, intranets, and extranets

  • Answered by AI
  • Q2. What can you tell us about TCP/IP stack? How is it different than OSI Model.
  • Ans. 

    TCP/IP stack is a set of protocols used for communication over the internet, while OSI Model is a conceptual framework for understanding network communication.

    • TCP/IP stack is a practical implementation of networking protocols used for communication over the internet.

    • It consists of four layers: Application, Transport, Internet, and Link.

    • Each layer has its own set of protocols and functions, such as HTTP, TCP, IP, and Et...

  • Answered by AI
  • Q3. Explain what is VPN?
  • Ans. 

    VPN stands for Virtual Private Network, which allows users to securely access a private network over a public network.

    • VPN creates a secure and encrypted connection between the user's device and the private network.

    • It helps in protecting sensitive data from unauthorized access or interception.

    • VPN can be used to access region-restricted websites or services.

    • Common VPN protocols include OpenVPN, L2TP/IPsec, and PPTP.

  • Answered by AI
  • Q4. What are different IP classes?
  • Ans. 

    IP classes are categories of IP addresses used to identify networks and hosts.

    • There are five classes of IP addresses: A, B, C, D, and E.

    • Classes A, B, and C are commonly used for host addresses, while classes D and E are reserved for special purposes.

    • Each class has a different range of possible IP addresses.

    • Class A addresses start with 1-126, Class B addresses start with 128-191, and Class C addresses start with 192-223...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Know your domain very well. Make sure your basic fundamentals are strong.

Skills evaluated in this interview

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - Aptitude Test 

It is all about basic common questions like Mathematics,Reasoning,English etc

Round 3 - Technical 

(6 Questions)

  • Q1. Y is network is moreuseful to users?
  • Ans. 

    A network is more useful to users because it allows for easy communication, access to resources, and sharing of information.

    • Networks enable users to communicate with each other easily and quickly.

    • Users can access resources such as files, printers, and applications that are shared on the network.

    • Information can be easily shared and disseminated among users on the network.

    • Networks provide a platform for collaboration and...

  • Answered by AI
  • Q2. Is there any breach in the network?
  • Ans. 

    Yes, there is a breach in the network.

    • Unusual network traffic patterns

    • Unauthorized access to sensitive data

    • Unexpected system behavior or performance issues

    • Logs indicating suspicious activities

    • Security alerts or notifications

  • Answered by AI
  • Q3. How to use VPNs and why?
  • Ans. 

    VPNs are used to create secure and private connections over public networks.

    • VPNs encrypt data to ensure confidentiality and protect against unauthorized access.

    • VPNs allow remote access to private networks, enabling users to securely connect to their work network from anywhere.

    • VPNs can bypass geographical restrictions and censorship, providing access to restricted content.

    • VPNs can be used to enhance online privacy by ma...

  • Answered by AI
  • Q4. What does DNS mean?
  • Ans. 

    DNS stands for Domain Name System. It is a decentralized system that translates domain names into IP addresses.

    • DNS is responsible for resolving domain names to their corresponding IP addresses.

    • It allows users to access websites and other resources using easy-to-remember domain names instead of numerical IP addresses.

    • DNS operates through a hierarchical structure of servers, including authoritative DNS servers, recursive...

  • Answered by AI
  • Q5. Explain about OSI model?
  • Ans. 

    The OSI model is a conceptual framework that standardizes the functions of a communication system into seven layers.

    • The OSI model stands for Open Systems Interconnection model.

    • It was developed by the International Organization for Standardization (ISO) in 1984.

    • The model is divided into seven layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application.

    • Each layer has specific functions and int...

  • Answered by AI
  • Q6. Ips and IDS mean?
  • Ans. 

    IPS stands for Intrusion Prevention System and IDS stands for Intrusion Detection System.

    • IPS is a security device that actively monitors network traffic to prevent malicious activities.

    • IDS is a security device that passively monitors network traffic to detect potential security breaches.

    • IPS can block or prevent malicious traffic from entering the network.

    • IDS can only detect and alert about potential security threats.

    • Bo...

  • Answered by AI
Round 4 - HR 

(3 Questions)

  • Q1. Y did u choose networking as carrer
  • Ans. 

    I chose networking as a career because of my passion for technology and problem-solving.

    • Passion for technology and problem-solving

    • Interest in understanding how computer networks function

    • Opportunity to work with cutting-edge technologies

    • Ability to troubleshoot and resolve network issues

    • Desire to contribute to the development of secure and efficient networks

  • Answered by AI
  • Q2. What is ur expected CTC
  • Ans. 

    I would expect a competitive salary based on my experience, skills, and the market standards.

    • I would like to discuss the salary range for this position based on the responsibilities and expectations.

    • Considering my qualifications and the industry standards, I anticipate a fair compensation package.

    • I am open to negotiation and would appreciate a salary that reflects my expertise and contributions.

    • I believe a mutually ben...

  • Answered by AI
  • Q3. Thankyou for joining tgis company

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Jan 2024. There was 1 interview round.

Round 1 - Technical 

(3 Questions)

  • Q1. Packet flow in PALO ALTO FIREWALL?
  • Ans. 

    Packet flow in Palo Alto Firewall involves multiple stages including ingress, policy lookup, security policy enforcement, NAT, and egress.

    • Packet enters the firewall through an ingress interface

    • Firewall performs policy lookup to determine if the packet should be allowed or denied

    • If allowed, the packet goes through security policy enforcement which includes threat prevention, URL filtering, etc.

    • NAT (Network Address Trans...

  • Answered by AI
  • Q2. Ospf states and explain?
  • Ans. 

    OSPF (Open Shortest Path First) is a routing protocol used to determine the best path for data packets in a network.

    • OSPF is a link-state routing protocol

    • It uses Dijkstra's algorithm to calculate the shortest path

    • OSPF routers exchange link-state advertisements (LSAs)

    • It supports VLSM (Variable Length Subnet Masking)

    • OSPF areas are used to divide large networks into smaller segments

  • Answered by AI
  • Q3. Election of DR AND BDR IN OSPF?
  • Ans. 

    DR and BDR in OSPF are elected based on priority values, with the highest priority becoming the DR and the second highest becoming the BDR.

    • DR and BDR are elected within the OSPF network to ensure efficient communication and redundancy.

    • The election process is based on priority values assigned to each router, with the highest priority becoming the DR and the second highest becoming the BDR.

    • If two routers have the same pr...

  • Answered by AI

Skills evaluated in this interview

I applied via Naukri.com and was interviewed in Jun 2022. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Double-check your resume for any spelling mistakes. The recruiter may consider spelling mistakes as careless behavior or poor communication skills.
View all tips
Round 2 - Group Discussion 

Discuss networking switching routing Cisco hardware devices

Round 3 - Technical 

(1 Question)

  • Q1. Technical interview questions
Round 4 - HR 

(1 Question)

  • Q1. Discuss with HR related to salary

Interview Preparation Tips

Topics to prepare for Inspirisys Solution Network Engineer interview:
  • Networking
  • Switching
  • Routing
  • Computer Hardware
Interview preparation tips for other job seekers - First round Norma discussion and second technical and third GP and final HR with salary

NSE.IT Interview FAQs

How many rounds are there in NSE.IT Network Engineer interview?
NSE.IT interview process usually has 2-3 rounds. The most common rounds in the NSE.IT interview process are Technical, Resume Shortlist and Group Discussion.
How to prepare for NSE.IT Network Engineer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at NSE.IT. The most common topics and skills that interviewers at NSE.IT expect are Networking, Routing, Switching, Firewall and Fortigate.
What are the top questions asked in NSE.IT Network Engineer interview?

Some of the top questions asked at the NSE.IT Network Engineer interview -

  1. Explain Switching and rout...read more
  2. Explain Firew...read more
  3. Nothing only basic they are osk...read more

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NSE.IT Network Engineer Salary
based on 19 salaries
₹2.3 L/yr - ₹4.5 L/yr
27% less than the average Network Engineer Salary in India
View more details

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4.4/5

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5.0

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3.2

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3.8

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4.5

Job Security

5.0

Company culture

3.3

Promotions/Appraisal

4.0

Work Satisfaction

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