Segments, Packets, Datagram, Frame, Cell, Bits Differences Explained. What is Encapsulation? What is Protocol Data Unit in networking?

Connection-Oriented and Connectionless Protocols Differences Explained. Also, how connection-oriented and connectionless services differ.

What are the differences between Circuit Switching and Packet Switching in a network? Learn which switching method is better and when.

What is a Network Protocol? How does network protocol work and why we need them? Importance of network protocol in OSI and TCP/IP model.

What are networking layers? How to define network model? What actually is network architecture? Concept and Explanation.