Understanding Protocols and the OSI Network Model
Some protocols function as both UDP and TCP (such ... is All People Seem To Need Data Processing) the OSI model, from layer 7 (the top layer) down looks like table 1. Number Layer Description 7 Application Supports applications and end-user processes.
The new class of XML-aware intermediary
each one more abstract than the layer below. The diagram below illustrates the seven basic levels of the OSI model -- physical, link, network, transport, session, presentation, and application: All the network gear mentioned above works at the five lower ...
How does SSL 'sit' between the network layer and application layer?
Most communications and networking protocols don't function in isolation ... are logically closer to the physical transmission of the data. Under the OSI model, the application layer, Layer 7, performs common application services for the application ...
The Network Layer: Understanding layer 3 of the OSI Model
The third layer of the OSI Model, the network layer ... A Layer 3 switch is simply a Layer 2 device that also does routing (a Layer 3 function). Another key aspect of routers is that each interface on a router has its own IP address, because each of ...
ISO/OSI, IEEE 802.2, and TCP/IP
The ISO/OSI model requires that the function of each layer define the international standardized network protocols. The seven layers are physical, data link, network, transport, session, presentation, and application layers. The Institute of Electrical and ...