=32;
V.17FAX
14400/12000/9600/7200,
V.29FAX
9600/7200,
V.27terFAX
4800/2400.
=34;
ZyX 19200
19200
=35;
ZyX 16800
16800
=36;
ZyX 14400
14400
=37;
ZyX 12000
12000
=38;
ZyX 9600
9600
=39;
ZyX 7200
7200
=42;
CELL 14400
14400
=43;
CELL 12000
12000
=44;
CELL 9600
9600
=45;
CELL 7200
7200T
=46;
CELL 4800
4800T
=47;
CELL 4800
4800C
=48;
CELL 3600
3600C
=49;
CELL 3600
2400C
Note: Not all models support all modes. Check the compatibility table for available modes.
S20
DTE speed, default=2
(Auto detected from AT command)
=0;
76.8 Kbps.
=1;
57.6 Kbps.
=2;
38.4 Kbps.
=3;
19.2 Kbps.
=4;
16.8 Kbps.
=5;
14.4 Kbps.
=6;
12.0 Kbps.
=7;
9.6 Kbps.
=8;
7.2 Kbps.
=9;
4.8 Kbps.
=10;
3.6 Kbps.
=11;
2.4 Kbps.
=12;
1.8 Kbps.
=13;
1.2 Kbps.
=14;
600 bps.
=15;
300 bps.
S21
Bit-mapped register, default =178
&Dn
(7,6)
=0;
Modem ignores DTR signal, assumes DTR always ON.
=1;
108.1, DTR OFF-ON transition causes dial of the default
number. DTR OFF causes hang-up.
=2;
108.2, Data Terminal Ready, DTR OFF causes the modem to
hang up and return to command state.
=3;
108.2, DTR off causes the modem to hang up and reset the
modem to profile 0.
&Rn
(5)
=0;
CTS follows RTS in synchronous mode. Response delay set in
S26.
=1;
Ignore RTS (CTS always ON) in synchronous mode.
&Cn
(4)
=0;
CD always ON.
=1;
CD tracks presence of data carrier. (See also S38b3)
&Sn
(3)
=0;
Modem forces DSR always ON.
=1;
According to CCITT. (See also S44b4, S41b5)