Question 1:
Can you describe your experience with configuring routers and switches?
Description : This question tests the candidate's practical experience in configuring and managing network devices.
Sample Answer :
“I have worked extensively with Cisco and Juniper routers and switches. In my most recent role, I configured several routers to optimize network traffic and improve security. I have also performed firmware upgrades and VLAN configurations to improve network segmentation.”
Question 2:
How do you approach network troubleshooting?
Description : This question assesses the candidate's problem-solving skills and methodology.
Sample Answer :
“First, I identify the symptoms of the problem through monitoring and logging tools. Then, I follow a systematic approach to isolate the problem, starting from the physical layers to the upper layers of the OSI model. Finally, I implement solutions and monitor the results to ensure that the problem is resolved.”
Question 3:
What measures do you take to secure a company's network?
Description : This question measures the candidate's knowledge of network security.
Sample Answer :
“I implement strong security policies, such as the use of firewalls, IDS/IPS, and network segmentation. I also ensure that all network devices have secure configurations and updated firmware. I perform uk telegram data regular security audits and constant monitoring to detect and respond to potential threats.”
Question 4:
How do you manage network traffic to avoid bottlenecks?
Description : This question tests the candidate's ability to manage and optimize network performance.
Sample Answer :
“I use techniques such as QoS (Quality of Service) to prioritize critical traffic and load balancing to distribute traffic evenly. I also monitor bandwidth usage and adjust settings as needed to avoid bottlenecks and ensure optimal performance.”
Can you describe an experience where you worked as a team to resolve a network problem?
Description : This question assesses the candidate's ability to collaborate effectively with others.
Sample Answer :
“On one occasion, our team faced a network outage that impacted the entire company. I worked closely with the security and technical support teams to identify the issue, which turned out to be a failure in a core switch. We coordinated our actions to replace the faulty hardware and restore connectivity quickly, minimizing downtime.”
