There were 3 rounds in total: First round was of audio call where the interviewer would ask questions like : 1. tell me about yourself 2. what were the responsibilities in your last job 3. how did you overcome the mistakes you did in your last job 4. if you are willing to relocate. 2nd round was of technical round audio call where the questions will be asked based on osi model and nothing else. 3rd round will be a video call interview over ring central where all the basic questions on networking concepts will be asked, like what is DNS, DHCP, difference between TCP and UDP, what is a router, what is a switch and hub