Endpoint of Inter-Process Communication Flow

Inter-process communication (IPC) is the mechanism that allows different processes to communicate with each other in a computer system. Processes can exchange data, signals or messages through various IPC methods such as pipes, sockets, message queues, shared memory, etc. An endpoint is a unique identifier that specifies the source or destination of IPC communication flow.

Socket as an Endpoint

A socket is an endpoint of a two-way communication link between two processes running on a networked computer system. It is identified by an IP address and a port number. Sockets can be either TCP (Transmission Control Protocol) or UDP (User Datagram Protocol) based. TCP sockets provide reliable, ordered, and error-checked delivery of data, while UDP sockets provide unreliable, unordered, and unverified delivery of data.

Advantages of Sockets

- Sockets are widely used in network programming for building client-server applications.
- They provide a simple and flexible interface for IPC across different platforms and programming languages.
- They can handle multiple connections simultaneously and support asynchronous input/output operations.
- They can be used for both local and remote IPC, depending on the network configuration.

Conclusion

In summary, an endpoint of an IPC flow across a computer network is called a socket. Sockets are a popular and efficient mechanism for inter-process communication, providing a reliable and flexible way for processes to exchange data over a network.