I used to read a forum about Visual Basic programming. A recurring theme was "I put an X byte message into a TCP connection and I have written the software at

I used to read a forum about Visual Basic programming. A recurring theme was "I put an X byte message into a TCP connection and I have written the software at the other end with the assumption that all X bytes will arrive at the same time every time ..." If the message is under 1500 bytes it usually works until it doesn't.