A.15 B.16 C.30 D.31
A.ConnectToResourceSMS B.InitialDPSMS C.CancleSMS D.CallGapSMS
A.透明模式(Transparent Mode,TrM) B.非透明模式(NON Transparent Mode,NTrM) C.預(yù)定義長度支持模式(Support Mode for predefined SDU size,SMpSDU) D.可變長度支持模式(Support Mode for alterable SDU size,SMaSDU)