Presentation layer
Introduction The presentation layer is the layer 6 of the OSI reference model. It is responsible for defining how information is transmitted and presented to the user interface.
Network layer
Introduction The third layer of the osi reference model is network layer. It is responsible for providing functions for a logical topology of your network using logical addresses.
Transport layer
Introduction The fourth layer of the osi reference model is transport layer. It is responsible for the reliable delivery of the data or information.
Session layer
Introduction The fifth layer of the osi reference model is Session layer. It is responsible for initiating and the setup and teardown of connections.