OSI Model Explained || Open System Interconnection || Real Time Example || CCNA
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This Tutorial describes about the OSI Model that was developed by ISO to standardize the Functions of Network Communications.
Open System Interconnection ( OSI )
OSI model has 7 layers and in this tutorial it is explained with a real time scenario.
In general OSI will be described from Top to bottom layers.
Below are the 7 layers of OSI:
Application Layer
Presentation Layer
Session Layer
Transport Layer
Network Layer
Data-link Layer
Physical Layer
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