
Difference between layer-2 and layer-3 switches.ARP, Reverse ARP(RARP), Inverse ARP (InARP), Proxy ARP and Gratuitous ARP.How Address Resolution Protocol (ARP) works?.Difference between Circuit Switching and Packet Switching.Differences between Virtual Circuits and Datagram Networks.Packet Switching and Delays in Computer Network.Administrative Distance (AD) and Autonomous System (AS).Routing Information Protocol (RIP) V1 & V2.Features of Enhanced Interior Gateway Routing Protocol (EIGRP).Root Bridge Election in Spanning Tree Protocol.Open shortest path first (OSPF) router roles and configuration.Open Shortest Path First (OSPF) protocol States.Open Shortest Path First (OSPF) Protocol fundamentals.Internet Control Message Protocol (ICMP).Route Poisoning and Count to infinity problem in Routing.Routing v/s Routed Protocols in Computer Network.Difference between Distance vector routing and Link State routing.Types of Network Address Translation (NAT).Introduction of Variable Length Subnet Mask (VLSM).



ISRO CS Syllabus for Scientist/Engineer Exam.ISRO CS Original Papers and Official Keys.GATE CS Original Papers and Official Keys.
