+ const BEARER_CAPABILITY = 0x04;
+ const CAUSE = 0x08;
+ const CALL_IDENTITY = 0x10;
+ const CALL_STATE = 0x14;
+ const CHANNEL_IDENTIFICATION = 0x18;
+ const PROGRESS_INDICATOR = 0x1E;
+ const NETWORK_FACILITIES = 0x20;
+ const NOTIFICATION_IDENDICATOR = 0x27;
+ const DISPLAY = 0x28;
+ const DATE_TIME = 0x29;
+ const KEYPAD = 0x2C;
+ const SIGNAL = 0x34;
+ const INFORMATION_RATE = 0x40;
+ const END_TO_END_TRANSIT_DELAY = 0x42;
+ const TRANSIT_DELAY = 0x43;
+ const PACKET_LAYER_BIN_PARAMS = 0x44;
+ const PACKET_LAYER_WINDOW_SIZE = 0x45;
+ const PACKET_SIZE = 0x46;
+ const REVERSE_CHARGING_INDICATION = 0x4A;
+ const CONNECTED_NUMBER = 0x4C;
+ const CLOSED_USER_GROUP = 0x47;
+ const INFORMATION_RATE2 = 0x60;