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Compare and contrast how the OSI model applies to voice (telephone) networks and data networks.

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The following functions are decided by the human users of a voice networks during a conversation but must be controlled by the network in data communications:-

 

  • Language used
  • Signal strength (how loud to speak)
  • When to repeat a message if it is not received or understood
  • A voice network must, therefore, comply with layers 1 to 3 with layers 4 to 7 the responsibility of the user.
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