COMSPHERE 3900 Series Modems
14-18 September 1998 3910-A2-GN32-40
Table 14-3
(4 of 13)
391x Series S-Registers
S-Register DCP LCD
Command
Sequence
Description
S44 Leased-Line Rate. Register determines the modem’s data rate and
modulation scheme for operation on either 2-wire or 4-wire leased
lines in either Answer or Originate mode.
Register has the following values:
1 = 14,400 (V.32bis)
2 = 12,000 (V.32bis)
3 = 9600 (V.32bis)
4 = 7200 (V.32bis)
5 = 4800 (V.32bis)
6 = 2400 (V.22bis)
11 = 14,400 (V.33)
12 = 12,000 (V.33)
13 = 9600 (V.29)
14 = 7200 (V.29)
15 = 4800 (V.29)
16 = 4800 (V.27)
17 = 2400 (V.27bis)
18 = 19,200 (V.32terbo)
19 = 16,800 (V.32terbo)
20 = 19,200 (TMp)
21 = 14,400 (TMp)
22 = 9600 (TMp)
23 = 7200 (TMp)
24 = 4800 (TMp)
25 = 2400 (TMp)
The factory setting is 19200 (V.32terbo).
Configure\Edit\
Leased Line
S45 Leased Tx Level2. Register determines the modem’s transmit power
output level over leased lines.
Enter a value from 0 to –15 dBm. The factory setting is 0 dBm.
Configure\Edit\
Leased Line
S46 Auto Dial Backup. Register determines if the modem performs an
automatic dial backup if the leased lines fail.
Register has the following values:
0 = Disable
1 = Enable
2 = Circular
The factory setting is Disable.
Configure\Edit\
Leased Line
2The range of allowable values is 0 through 15 in North America, and 1 through 15 in other countries. The
default is country dependent.