COMSPHERE 392xPlus Modems
5-26 November 1996 3920-A2-GN31-30
Table 5-3
(11 of 12)
392x
Plus
S-Registers
S-Register
DCP LCD
Command
Sequence
Description
S91 Cellular Enhancement. Register allows the modem to use non-standard
techniques to enhance V.42 operation for cellular applications. It is still
compatible, however, with modems which do not have the cellular
enhancement implemented or enabled.
Register has the following values:
0 = Disable
1 = Enable
The factory setting is Disable.
Configure\Edit\
V42/MNP/Buffer
S92 V.29 Train On Data. When enabled, the modem receiver can train based upon
the incoming data or a training sequence from the distant modem. This
function is necessary for a remote (tributary) modem in a V
.29 multipoint
network and is recommended for a control modem as well.
Register has the following values:
0 = Disable
1 = Enable
The factory setting is Disable.
Configure\Edit\
Leased
S93 V.29 Retrain. When enabled, the modem transmits a training sequence
whenever it receives one. This configuration option should normally be
disabled for control modems.
Register has the following values:
0 = Enable
1 = Disable
The factory setting is Enable.
Configure\Edit\
Leased
S94 V29 Link Configuration. Selects point-to-point or multipoint operation.
Register has the following values:
0 = PointToPoint
1
= Multipoint
The factory setting is PointToPoint.
Configure\Edit\
Leased
S95 Trellis Multipoint (TMp) Train Time. Defines the length of time energy is sent
from the tributary modem to the control modem. More severe line conditions
require longer time selections.
Register has the following values:
0 = 10 milliseconds
1 = 20 milliseconds
2 = 50 milliseconds
3 = 100 milliseconds
4 = 200 milliseconds
5 = 300 milliseconds
The factory setting is 0 (10 milliseconds).
Configure\Edit\
Leased