Difference between Connection-oriented and Connection-less Services
Both Connection-oriented service and Connection-less service are used for the connection establishment between two or more two devices. These types of services are offered by the network layer.
Connection-oriented service is related to the telephone system. It includes connection establishment and connection termination. In a connection-oriented service, the 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 a guarantee of reliability. In this, Packets do not follow the same path to reach their 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 a guarantee of reliability. |
7. | In connection-oriented Service, Packets follow the same route. | In connection-less Service, Packets do not follow the same route. |
8. | Connection-oriented services require a bandwidth of a high range. | Connection-less Service requires a bandwidth of low range. |
9. | Ex: TCP (Transmission Control Protocol) | Ex: UDP (User Datagram Protocol) |
10. | Connection-oriented requires authentication. | Connection-less Service does not require authentication. |