Application Layer Functionality and Protocols

OSI Layers 5, 6, and 7. A comparison of the OSI and TCP/IP model is shown in Figure 3-3. Figure 3-3 OSI and TCP/IP Model Most TCP/IP application layer protocols were developed before the emergence of personal computers, GUIs, and multimedia objects. As a result, these protocols implement little of

  Applications, Protocol, Early, Application layer, Application layer protocols