message Command_BanFromServer { optional string user_name = 1; optional string address = 2; optional uint32 minutes = 3; optional string reason = 4; } message ModeratorCommand { enum ModeratorCommandType { BAN_FROM_SERVER = 1000; } extensions 100 to max; } extend ModeratorCommand { optional Command_BanFromServer command_ban_from_server = 1000; }