ZyXEL Communications 2864 User Manual
Page 107
8–21
S49 Bit-mapped register, default: 6:
S50
Inactivity timer in 10-second units. The modem counts when there
is no data flow in or out of the RS-232 serial port. A connection is
disengaged when the counter reaches the preset value.
S51 Bit-mapped register, default: 0:
(1)
2
1
Enables DATA ONLY mode. Auto-detects
V.34/ZyX/V.32bis/V.22bis/V.23/V.21/Bell
103 when answering. If the connection
attempt fails, the modem will continuously
recycle the handshaking procedure until the
S7
register times out.
(0)
1
1
Causes CND information to be reported in
raw data format.
Code
Bits
Bin.
Dec.
Description
(7)
0
0
Cellular mode; modem is installed in office.
(Default)
1
128
Cellular mode; modem is connected to a
cellular mobile phone.
(6,5,4)
Reserved.
(3 - 0)
000
…
111
0
…
15
Sets cellular mode transmit power -9 to -24
dBm. (See also
S43b2
)
Code
Bits
Bin.
Dec.
Description
(7,6)
00
0
Disables data CNG tone detection.
01
64
Reports
RING
for data CNG tone.
10
128
Reports
RING
1
for data CNG tone.
11
192
Reports
RING
3
for data CNG tone.
(5,4)
00
0
Disables Fax CNG tone detection. (Default)
01
16
Reports
RING
for fax CNG tone.
10
32
Reports
RING
1
for fax CNG tone.
11
48
Reports
RING
2
for fax CNG tone.
(3,2)
00
0
Disables DTMF tone detection.
01
4
Reports
RING
for a DTMF tone.
Code
Bits
Bin.
Dec.
Description