A Layered Approach to Computer Networks - nptel - Indian Institute ...
A Layered Approach to Computer Networks - nptel - Indian Institute ...
A Layered Approach to Computer Networks - nptel - Indian Institute ...
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<strong>Computer</strong> <strong>Networks</strong> Prof. Hema A Murthy<br />
Layer <strong>to</strong> Layer Communication<br />
• Each layer provides service <strong>to</strong> the layer<br />
above it<br />
– Layer n provides services for Layer n+1<br />
– Layer n service provider<br />
– Layer n+1 service user<br />
<strong>Indian</strong> <strong>Institute</strong> of Technology Madras
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