Small messages are packed to larger packets (aggregate messages). Maximum size (payload) of guaranteed packet in bytes (without headers). Increasing this value can decrease lag on high upload bandwidth servers. Maximum number of packets (aggregate messages) that can be sent in one simulation cycle ('frame'). You can add following entries to arma.cfg (the main Armed Assault configuration file) There are also some parameters that can be used to fine-tune network performance. In this configuration file you should configure your server's connectivity, mainly for performance tuning. When you do not provide a name, the default Arma3.cfg file is loaded located in the user profile folder. The real name is determined by the -cfg command line option when launching the dedicated server or the game executable - in other words it also works for clients. This article deals with the basic.cfg, the name means nothing, and can be called anything. For previous titles, see Arma 2: Basic Server Config File. This page is about Arma 3 basic server configuration.