Guide to OSI and TCP/IP Models

This work opens with an accessible introduction to computer networks, providing general definitions of commonly used terms in networking. This is followed by a detailed description of the OSI model, including the concepts of connection—oriented and connectionless communications. The text carefully elaborates the specific functions of each layer, along with what is expected of prools operating at each layer. Next, the journey of a single packet, from source to destination, is described in de...