OSI LAYER - Understanding the
OSI model (
Open Systems Interconnection) is a conceptual model consisting of seven layers, each layer has a different function.
OSI Layer counting starts from the top was the highest to the bottom,
7. Application is the highest layer of the
OSI model, the layer below it works for this layer, application layer is the task of Functioning as an interface with applications with network functionality, govern how applications can access the network, and then make the error messages.