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UDP
UDP: Unidirectional Communication UDP stands for Unidirectional Datagram Protocol . It is a connectionless protocol used in computer networks to facilitat...
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UDP: Unidirectional Communication UDP stands for Unidirectional Datagram Protocol . It is a connectionless protocol used in computer networks to facilitat...
UDP stands for Unidirectional Datagram Protocol. It is a connectionless protocol used in computer networks to facilitate communication between devices. Unlike TCP, which is a connection-oriented protocol, UDP relies on the sender and receiver to explicitly maintain communication channels and exchange data.
Key characteristics of UDP:
Unidirectional: Data is sent from the sender to the receiver, but not vice versa. This means that the receiver cannot send data back to the sender unless explicitly requested.
Flow control: The sender and receiver use sequence numbers and acknowledgements to ensure that data is received and understood correctly.
Limited reliability: UDP does not guarantee delivery or order of data packets. This means that the receiver may receive the data in a different order than it was sent.
Port-based communication: UDP uses specific ports on the sender and receiver for communication. This ensures that only devices with the correct ports can participate in the UDP connection.
Examples of UDP usage:
File transfers: When you download a file from the internet, the sender uses UDP to establish a connection with the server and transfer the data.
Video conferencing: When you video call someone, each participant uses UDP to send and receive video and audio data.
Remote desktop connections: UDP is used by remote desktop protocols like VNC to establish a connection between the client and server.
In conclusion, UDP is a simpler and more resource-efficient protocol compared to TCP. However, it comes with limitations on reliability and flow control. UDP is typically used for applications where speed and efficiency are more important than strict data integrity, such as file transfers, video conferencing, and remote desktop connections