DATA LINK CONTROL

DEFINATION

Managing the flow of data b/w two directly connected transmitting and receive stations.

FRAMES

Data are sent in blocks. These blocks are referred as frame.

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FLOW CONTROL

                                 Frame

  1. It is a very imp ——-> technique b/c controlling of data on the same link is impossible.
  2. It is usually not desirable to have a physical state or path for data.
  3. We use Buffer in communication link in order to travel of data.

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