Differences between Connection-oriented and Connection-less Services.

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Both of these services are used to establish connection between two or more devices. These services are part of network layer.

Connection-oriented Services

Connection-oriented Service is like a telephone system. It starts with a connection establishment and ends with connection termination. This service uses handshake method to establish a connection between sender and receiver.

Connection-less Services

Connection-oriented Service is like a postal system. It don't have to establish a connection. Data packets can follow any route to reach their destination.

Following are some of the important differences between Connection-oriented Services and Connection-less Services.

Sr. No.KeyConnection-oriented ServicesConnection-less Services
1AnalogyConnection-oriented Services are like telephone system.Connection-less Services are like postal system.
2UsageConnection-oriented Services are used in case of long and steady communication.Connection-less services are used in bursty communication.
3ConnectionIn Connection-oriented Services, connection is necessary.In Connection-less services, connection is not necessary.
4CongestionNo congestion occurs in connection-oriented services.Congestion can occur in connection-less services.
5Guarantee of ReliablityConnection-oriented Services give guarantee of reliability.Connection-less services don't give guarantee of reliabilty.
6Data PacketsIn Connection-oriented Services, data packets follow same route.In Connection-less services, data packets may follow any route.
raja
Published on 15-Apr-2020 08:09:44

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