Source and Destination The point-to-point communication discussed here are two-sided and require active participation from the processes on both sides. One process(the source) sends and another process( the destination) receives In general, the source and destination processes operate asynchronously. Even the sending and receiving of a single message is typically not synchronized. The source process may complete sending a message long before the destination process gets around to receiving it, and the destination process may initiate receiving a message that has not yet been sentSource and Destination • The point-to-point communication discussed here are two-sided and require active participation from the processes on both sides. One process (the source) sends, and another process (the destination) receives. • In general, the source and destination processes operate asynchronously. – Even the sending and receiving of a single message is typically not synchronized. The source process may complete sending a message long before the destination process gets around to receiving it, and the destination process may initiate receiving a message that has not yet been sent