Physical layer
Introduction The first layer of the osi reference model is physical layer. This layer is responsible for the physical mechanics of a network connection.
OSI Reference Model
Introduction The term OSI is the abbreviation of open source interconnection. The OSI reference model covers all the aspects of the network communication.
Application layer
Introduction Application layer is the seventh and the uppermost layer of the OSI reference model. It provides an interface that a person interacts with an application.