OSI Model in TAMIL || Open System Interconnection || Real Time example || CCNA Tamil

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In Tamil this Tutorial describes about the OSI Model. That was developed by ISO to standardize the 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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