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 />
<strong>Indian</strong> <strong>Institute</strong> of Technology Madras<br />
Layers and their functions<br />
• Transport Layer:<br />
– split data from session passes <strong>to</strong> Network<br />
Layer, pieces arrive correctly at the other end.<br />
– flow control<br />
• Session Layer (not used):<br />
– allows uses on different machines <strong>to</strong> establish a<br />
session between them.<br />
– synchronisation, check parity
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