Network routing and switching questions
Network Technology Interview Questions
5,459 network technology interview questions shared by candidates
If you are a admin, how you plan a architecture with high availability
1. OSI Ref Model/TCP-IP Model · Explanation of each layer · Protocols at each layer 2. ARP · Packet structure ARP, GARP · Diff between ARP & GARP 3. Ethernet Frame · Fields in Ethernet II frame · Size of Ethernet Frame · LLC & MAC Sublayer 4. IP · Fields in IP header · Importance of Identification field, Flags, Fragment Offset · Fragmentation-Importance, Detailed understanding of how packet is reassembled · Path MTU Discovery 5. TCP · 3 way handshake · Parameters Informed, negotiated in TCP
Lot of questions about SDN and virtualization techniques, also some basics of networking, networking protocols, python coding, design questions with a coding solution, other behavioral questions in the final round. I was a candidate for the final round but they went for the other person. All in all, prepare Thoroughly before you go for this interview, their selection procedure is tough. Be prepared
All situational and behavioral questions Tell me about yourself Name a time that you took a leadership role and improved upon a system? Tell us about a time in the past when you had a confrontation with someone and what happened and what was learned from the situation? How do you stay current on the latest networking developments? Tell me about a mistake or failure in the past work experience Tell me about a time you had to explain a complex technical issue to a non-technical stakeholder. How do you troubleshoot a latency issue? How do balance cost, performance and security in a project? Have you created network diagrams and how do you create network diagrams and make it understandable? What do you do on weekends?
“They asked me to explain how I would troubleshoot a PLC that suddenly stopped communicating over Ethernet/IP with the SCADA system.”
Tell me about yourself and experience?
No difficult questions were asked, none that I could not answer or had no experience with.
Standard networking questions about protocols and so on
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