Paradyne 12 of 3800 Series S-Registers, Description, Front Panel Branch, DTE Rate = VF Rate

Models: 3800

1 213
Download 213 pages 48.38 Kb
Page 167
Image 167
(12 of 12)

COMSPHERE 3800 Series Modems

S-Register

Table 14-2

(12 of 12)

3800 Series S-Registers

Description

Front Panel Branch

 

 

S89

V.42 ARQ Window Size Increase

None

 

Register allows the V.42 Automatic Request for Transmission (ARQ)

 

 

window size to be set to a value from 6 to 15 frames to accommodate

 

 

satellite delays.

 

 

Register has the following values:

 

 

0 for 6 frames (default)

 

 

1 for 7 frames

 

 

2 for 8 frames

 

 

3 for 9 frames

 

 

S

S

 

 

S

S

 

 

9 for 15 frames

 

 

This command applies only to connections made using V.42bis data

 

 

compression or V.42 error control.

 

 

Factory setting is 6 frames.

 

 

 

 

S90

DTE Rate = VF Rate

Configure\Edit\Misc

 

Register forces the DTE (computer) data rate to be equal to the VF

 

 

(telephone line) data rate.

 

 

Register has the following values:

 

 

0 = Disable

 

 

1 = Enable

 

 

Factory setting is Disable.

 

 

 

 

S91

Cellular Enhancements

Configure\Edit\Misc

 

Register determines whether parameters are set to improve performance

 

 

over a cellular link. Should be enabled when the remote modem is using

 

 

a cellular connection.

 

 

Register has the following values:

 

 

0 = Disable

 

 

1 = Enable

 

 

Factory setting is Disable.

 

 

 

 

S92

V.29 Train On Data

Configure\Edit\Leased Line

 

Valid only if the V.29 Option is installed, and effective only if V.29 is

 

 

selected for the leased-line rate. Register determines whether the

 

 

modem must receive a standard V.29 training sequence in order to enter

 

 

Data mode (Disable) or whether it should use the received Data mode

 

 

for training (Enable).

 

 

Register has the following values:

 

 

0=Disable

 

 

1=Enable

 

 

Factory setting is Disable.

 

 

 

 

S93

RJ11 Cellular Adapt

Configure\Edit\Misc

 

Valid only if Enhanced Throughput Cellular (ETC) is installed. Register

 

 

controls support for an RJ11 connection, including generation of the ETC

 

 

1.1 Calling Tone during call origination.

 

 

Register has the following values:

 

 

0 = Disable

 

 

1 = Enable

 

 

Factory setting is Disable.

 

 

 

 

 

14-26

September 1998

3810-A2-GB30-30

Page 167
Image 167
Paradyne manual 12 of 3800 Series S-Registers, Description, Front Panel Branch, V.42 ARQ Window Size Increase