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Mastering Wireshark by Charit Mishra

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A brief overview of the TCP/IP model

Next, it's time to discuss the most important topic in the world of networking. In order to understand how all these things stick together, we need to understand the basics of the TCP/IP model. Even the world of computers needs a set of rules and regulations to communicate, and this is taken care by the networking protocols, which govern the transmission of packets/segments/frames over a dedicated channel between hosts.

The TCP/IP model was originally known as the DoD model, and the project was regulated by United States Department of Defense. The TCP/IP model takes care of every aspect of every packet's life cycle, namely, how a packet is generated, how a single packet gets attached with a required set of information ...

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