: Organizations running isolated networks where a permanent internet connection to Steam's authentication servers is unavailable. Safety and Stability Warning

: Updates to RevEmu are often released to fix "Class Table" errors or connection issues (such as error 2048) that occur when the game client version and server version fall out of sync. Technical Context of "Upd" (Update)

: This identifies the communication standard used by the client and server. To play online on No-Steam servers, both the player's game client and the host's server must share the same protocol.