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Differences between Connection-oriented and Connection-less Services.
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. | Key | Connection-oriented Services | Connection-less Services |
|---|---|---|---|
| 1 | Analogy | Connection-oriented Services are like telephone system. | Connection-less Services are like postal system. |
| 2 | Usage | Connection-oriented Services are used in case of long and steady communication. | Connection-less services are used in bursty communication. |
| 3 | Connection | In Connection-oriented Services, connection is necessary. | In Connection-less services, connection is not necessary. |
| 4 | Congestion | No congestion occurs in connection-oriented services. | Congestion can occur in connection-less services. |
| 5 | Guarantee of Reliablity | Connection-oriented Services give guarantee of reliability. | Connection-less services don't give guarantee of reliabilty. |
| 6 | Data Packets | In Connection-oriented Services, data packets follow same route. | In Connection-less services, data packets may follow any route. |
Published on 15-Apr-2020 08:09:44
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