Computer Networks Handwritten Notes consist of everything required for the freshers to crack the interviews of all big MNCs. It includes topics such as 1] basic CN concepts which include – What is Computer Networking? Web? Difference between Web vs Internet, Transmission Media, CN Devices Unicast, BroadCast, and Multicast, Different Mesh topologies, LAN vs MAN vs WAN. 2] OSI Model in detail with all its layers explained and most importantly the concept of how the packets travel in the network. 3] Number of different miscellaneous concepts about CN and System design. 4] Potential network attacks and network security.