|OSI Model : Introduction
OSI (Open Systems Interconnection ) Model is a reference model which is conceptualize to describe the characteristics and functions of Networking, Telecommunications or Computing system .
OSI Model has been developed by ISO (International Organization of Standardization) in the year 1984.
This helps to understood that how any communication occurs from Physical Layer to the Application Level (i.e. Software ) in a computer or computing system.
OSI Model has Seven Layer architecture . Each layer in this model describe the particular network Function of computing system.