Both Connection-oriented service and Connection-less service are used for the connection establishment between two or more than two devices. These type of services are offered by network layer.
Connection-oriented service is related to the telephone system. It includes the connection establishment and connection termination. In connection-oriented service, Handshake method is used to establish the connection between sender and receiver.
Connection-less service is related to the postal system. It does not include any connection establishment and connection termination. Connection-less Service does not give the guarantee of reliability. In this, Packets do not follow same path to reach destination.
Difference between Connection-oriented and Connection-less Services:
|S.NO||Connection-oriented Service||Connection-less Service|
|1.||Connection-oriented service is related to the telephone system.||Connection-less service is related to the postal system.|
|2.||Connection-oriented service is preferred by long and steady communication.||Connection-less Service is preferred by bursty communication.|
|3.||Connection-oriented Service is necessary.||Connection-less Service is not compulsory.|
|4.||Connection-oriented Service is feasible.||Connection-less Service is not feasible.|
|5.||In connection-oriented Service, Congestion is not possible.||In connection-less Service, Congestion is possible.|
|6.||Connection-oriented Service gives the guarantee of reliability.||Connection-less Service does not give the guarantee of reliability.|
|7.||In connection-oriented Service, Packets follow the same route.||In connection-less Service, Packets do not follow the same route.|
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