Learn how to apply the OSI model and the TCP/IP model to understand network communication in TCP/IP network management. Compare, contrast, analyze, and benefit from these models.

The OSI (Open Systems interconnection) reference model is a conceptual framework used to understand and implement network protocols through seven layers. Each layer provides a specific function. 7: ...

TCP/IP also is a layered protocol but does not use all of the OSI layers, though the layers are equivalent in operation and function (Fig. 2). The network access layer is equivalent to OSI layers ...

While some people may argue that the OSI model is obsolete (due to its conceptual nature) and less important than the four layers of the TCP/IP model, Kumar says that “it is difficult to read ...