PARAMETER (
     *AT$_DR         = '00000002'X, DT$_VT100      = '00000060'X, 
     *AT$_MBA        = '00000000'X, DT$_VT52       = '00000040'X, 
     *AT$_MPM        = '00000003'X, DT$_VT55       = '00000041'X, 
     *AT$_NULL       = '00000004'X, DT$_VT5X       = '00000040'X, 
     *AT$_UBA        = '00000001'X, DT$_XK_3271    = '00000003'X, 
     *                              DT$_XM_ALMA    = '00000009'X, 
     *DC$_CARD       = '00000041'X, DT$_XM_ALMD    = '0000000A'X, 
     *DC$_DISK       = '00000001'X, DT$_XM_ARDA    = '00000001'X, 
     *DC$_LP         = '00000043'X, DT$_XM_ARFA    = '00000002'X, 
     *DC$_MAILBOX    = '000000A0'X, 
     *DC$_REALTIME   = '00000060'X, 
     *DC$_SCOM       = '00000020'X, 
     *DC$_TAPE       = '00000002'X, 
     *DC$_TERM       = '00000042'X, 
     *DT$_CR11       = '00000001'X, 
     *DT$_DR11W      = '00000004'X, 
     *DT$_DR750      = '00000003'X, 
     *DT$_DR780      = '00000002'X, 
     *DT$_FT1        = '00000010'X, 
     *DT$_FT2        = '00000011'X, 
     *DT$_FT3        = '00000012'X, 
     *DT$_FT4        = '00000013'X, 
     *DT$_FT5        = '00000014'X, 
     *DT$_FT6        = '00000015'X, 
     *DT$_FT7        = '00000016'X, 
     *DT$_FT8        = '00000017'X, 
     *DT$_LA11       = '00000002'X, 
     *DT$_LA120      = '00000021'X, 
     *DT$_LA180      = '00000003'X, 
     *DT$_LA36       = '00000020'X, 
     *DT$_LAX        = '00000020'X, 
     *DT$_LP11       = '00000001'X, 
     *DT$_LPA11      = '00000001'X, 
     *DT$_MBX        = '00000001'X, 
     *DT$_RK06       = '00000001'X, 
     *DT$_RK07       = '00000002'X, 
     *DT$_RL01       = '00000009'X, 
     *DT$_RL02       = '0000000A'X, 
     *DT$_RM03       = '00000006'X, 
     *DT$_RM05       = '0000000F'X, 
     *DT$_RM80       = '0000000D'X, 
     *DT$_RP04       = '00000003'X, 
     *DT$_RP05       = '00000004'X, 
     *DT$_RP06       = '00000005'X, 
     *DT$_RP07       = '00000007'X, 
     *DT$_RP07HT     = '00000008'X, 
     *DT$_RX01       = '00000010'X, 
     *DT$_RX02       = '0000000B'X, 
     *DT$_RX04       = '0000000C'X, 
     *DT$_TE16       = '00000001'X, 
     *DT$_TS11       = '00000004'X, 
     *DT$_TTYUNKN    = '00000000'X, 
     *DT$_TU45       = '00000002'X, 
     *DT$_TU58       = '0000000E'X, 
     *DT$_TU77       = '00000003'X, 
     *DT$_TU78       = '00000005'X, 
     *DT$_VT05       = '00000001'X )