Computer Networking

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Computer Networking PPT Free Download. Get paper presentation and seminar topics about Data Networks, Protocols, Protocol Layers, ISO OSI reference model on Computer Networking PPT format.

Data Networks :

  • set of interconnected nodes exchange information sharing of the transmission circuits= “switching”.
  • many links allow more than one path between every 2 nodes.
  • network must select an appropriate path for eachrequired connection.

Protocols :

  • A protocol is a set of rules and formats that govern the communication between communicating peers
  • set of valid messages
  • meaning of each message
  • Necessary for any function that requires cooperation between peers

Protocol Layers :

  • A network that provides many services needs many protocols
  • Some services are independent, But others depend on each other
  • A Protocol may use another protocol as a step in its execution
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