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Network Engineer Interview Questions

Network engineers design and build computer networks. Employers are looking for strongly skilled individuals to design their networks on a high level, leaving support and maintenance to network administrators. During the interview process be prepared for many technical questions encompassing all of network theory.

Top Network Engineer Interview Questions & How To Answer

Question 1

Question #1: What are your strengths as a network engineer?

How to answer
How to answer: The hiring manager is analyzing whether your attitude and aptitudes match the job requirements. To speak about yourself effectively, talk about your qualities, education, and experience related to the employer's expectations. For example, you can describe personality traits, such as accuracy and communication; education, such as a CompTIA Network+ Certification; and work experience, such as two years of work experience, that make you a high-performing employee.
Question 2

Question #2: Can you provide us with a summary of your work experience in network engineering?

How to answer
How to answer:The interviewer uses this question to assess your expertise with network engineering. Provide examples of your expertise by identifying your experience-based achievements that best showcase the skills the hiring manager seeks. For example, discuss an event that conveys your TC/IP and Linux expertise or highlights your attention to detail.
Question 3

Question #3: What roles or functions have you performed in collaborative networking projects with others?

How to answer
How to answer: This question focuses on whether you're an effective team player. Teamwork skills are essential since a network engineer works with senior workers, such as a network administrator, and professionals from various departments who use computer networks to complete job duties, such as accountants, researchers, engineers, and marketers. Summarize your group projects, highlighting your successes and providing examples of interpersonal and conflict resolution skills.

13,716 network engineer interview questions shared by candidates

Questions were asked based on the Resume and the technical expertise mentioned in the Resume, The interviewer divided the questions based on Switching, Routing, Wireless. 1. What is the VLAN range ( A: 1 to 4094). <br> 2. Default Vlan (A: Native). <br> 3. Two vlans named : Vlan 10 and 20, explain the process of the communication between these two Vlans (A: a tricky one, the Vlan communication can be done using the SVI on L2 Devices but better Start with the L3 Devices stating or explaining the Router on Stick Method). <br> 4. Trunk Modes ? (A: Dynamic Auto, Dynamic Desirable, Trunk, Auto). <br> 5. What is STP and why is it used for? (STP: Spanning Tree Protocol and Used for Prevention of L2 Looping). <br> 6. what are the stated of STP? (Disabled, Blocking, Learning, Listening and Forwarding). <br> 7. Explain how a trunk port is configured between two switches? (You need to Explain it based on a example, this happened via Telephone itself :-) ). <br> Routing: 8. what is you favourite Routing Protocols? (A: EIGRP and OSPF). <br> 9. Explain FD, FC and AD. (FD: Feasible Condition which means having or selecting the best route to the destination. FD> AD (Feasible Distance > Advertising distance). <br> 10. Metric of EIGRP ( Explain all the K Values of EIGRP). <br> 11. Explain Load balancing for Un-equal cost paths? ( Explain the scenario using the Variance method). <br> 12. Have you ever configured Switches, Multi layer Switches and Catalyst and Modular Switches? <br> 13. What is an Access Point ? <br> 14. What is a SSID? <br> 15. Channels overlapping in the 2.5 GHz? (A: 1, 6, 11)<br> 16. Channels Overlapping in the 5GHz? <br> Switching Again : 17. What are the Different modes of VTP? (Server, Client, Transparent and explained the modes). <br> 18. What are the versions of VTP? (v1, v2 and v3... didn't gave a chance to him to ask for another question, as I explained him about all the versions and also the differences). <br> 19. If an administrator makes any changes in the transparent mode, does it effect / advertise the change to the Switches in the network whose topology is as follows: <br> Sw1 (Transparent Mode) ---> Sw2 (Server Mode) ---> SW3 (Transparent mode) <br> 20. Same question replacing Server mode with Client Mode. <br> <br> Regards, Raja Vuttham.
avatar

Network Engineer

Interviewed at Wipro

3.6★
Nov 6, 2015

Questions were asked based on the Resume and the technical expertise mentioned in the Resume, The interviewer divided the questions based on Switching, Routing, Wireless. 1. What is the VLAN range ( A: 1 to 4094). <br> 2. Default Vlan (A: Native). <br> 3. Two vlans named : Vlan 10 and 20, explain the process of the communication between these two Vlans (A: a tricky one, the Vlan communication can be done using the SVI on L2 Devices but better Start with the L3 Devices stating or explaining the Router on Stick Method). <br> 4. Trunk Modes ? (A: Dynamic Auto, Dynamic Desirable, Trunk, Auto). <br> 5. What is STP and why is it used for? (STP: Spanning Tree Protocol and Used for Prevention of L2 Looping). <br> 6. what are the stated of STP? (Disabled, Blocking, Learning, Listening and Forwarding). <br> 7. Explain how a trunk port is configured between two switches? (You need to Explain it based on a example, this happened via Telephone itself :-) ). <br> Routing: 8. what is you favourite Routing Protocols? (A: EIGRP and OSPF). <br> 9. Explain FD, FC and AD. (FD: Feasible Condition which means having or selecting the best route to the destination. FD> AD (Feasible Distance > Advertising distance). <br> 10. Metric of EIGRP ( Explain all the K Values of EIGRP). <br> 11. Explain Load balancing for Un-equal cost paths? ( Explain the scenario using the Variance method). <br> 12. Have you ever configured Switches, Multi layer Switches and Catalyst and Modular Switches? <br> 13. What is an Access Point ? <br> 14. What is a SSID? <br> 15. Channels overlapping in the 2.5 GHz? (A: 1, 6, 11)<br> 16. Channels Overlapping in the 5GHz? <br> Switching Again : 17. What are the Different modes of VTP? (Server, Client, Transparent and explained the modes). <br> 18. What are the versions of VTP? (v1, v2 and v3... didn't gave a chance to him to ask for another question, as I explained him about all the versions and also the differences). <br> 19. If an administrator makes any changes in the transparent mode, does it effect / advertise the change to the Switches in the network whose topology is as follows: <br> Sw1 (Transparent Mode) ---> Sw2 (Server Mode) ---> SW3 (Transparent mode) <br> 20. Same question replacing Server mode with Client Mode. <br> <br> Regards, Raja Vuttham.

The questions they asked were What attracted you to Verizon? What are your short/long-term goals? What is your favorite aspect of Engineering? What specific Engineering Skills do you want to exercise and develop in the near future? Please provide an example of a successful project you participated on, and why was it successful.
avatar

Network Engineer Internship

Interviewed at Verizon

3.6★
Oct 8, 2015

The questions they asked were What attracted you to Verizon? What are your short/long-term goals? What is your favorite aspect of Engineering? What specific Engineering Skills do you want to exercise and develop in the near future? Please provide an example of a successful project you participated on, and why was it successful.

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Glassdoor has 13,716 interview questions and reports from Network engineer interviews. Prepare for your interview. Get hired. Love your job.