How BGP works? IBGP vs eBGP? What is Anycast? What is VPN? Define IP Sec? How layer-2 frames are forwarded? Seriously? This is one of the irrelevant questions asked which was not required as it was simple but caused confusion because when you are asking high level BGP operation how can you fall back and ask Layer-2 traffic flow?
Topics asked: STP/RSTP/PVSTP/OSPF/BGP/VXLAN/Data center toplogy/routing/subnetting/arp/switching/OSI/Trouble shooting/ dhcp/wireless/ linux
What has been your leadership experience?
Previous experience and technical questions regarding network engineering.
Besides asking me what I could offer them based on my experience, in all interview phases, they focused a lot on English speaking.
Describe a project you lead end to end.
How to avoid coherency protocol overhead when two cores are writing to the same C struct but different members (false sharing)?
Sing few lines of your favourite song.
Why do you choose this career pathway
How to BGP protocol discovers neighbourship, how does STP builds topology in switching environment, PING is passing from one network segment to the other via a router on a stick but no response is received, what are the functions of stub areas in OSPF protocol, how many LSAs are there in OSPF, how to identify among FD, AD, S, FS in EIGRP protocol, how do we give or perform LOOP testing be it in hardware or software. How does MPLS, VPN, DHCP, STP, RSTP, VLAN, RIP, IGRP, VoIP, IP TELEPHONY, WI-FI etc works
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