Introduction Hi, I’m Glenn Fiedler and welcome to Networking for Game Programmers. In the previous article we sent and received packets over UDP. Since UDP is connectionless, one UDP socket can be used to exchange packets with any number of different computers. In multiplayer games however, we usually only want to exchange packets between a small set of connected computers. As the first step towards a general connection system, we’ll start with the simplest case possible: creating a virtu...| Gaffer On Games