COMSPHERE 3800Plus Modems
13-20 October 1998 3980-A2-GB30-40
Table 13-2
(3 of 15)
3800
Plus
S-Registers
AT Command Front Panel BranchDescription
S14 Asymmetric Rate Mode – Dial Line
Register determines whether VF rates for transmitting and receiving are
identical when using V.34 modulation. Enabling the function permits the
two rates to be different.
Register has the following values:
0=Enable
1=Disable
Factory setting is Enable.
Configure\Edit\
Dial Line
S15 Asymmetric Rate Mode – Leased Line
Register determines whether VF rates for transmitting and receiving are
identical when using V.34 modulation. Enabling the function permits the
two rates to be different.
Register has the following values:
0=Enable
1=Disable
Factory setting is Enable.
Configure\Edit\
Leased Line
S18 Test Timeout
Register sets the duration (in seconds) for the modem tests. This
automatically cancels any test in progress after the time of this register
expires. Any test can be manually canceled by issuing the escape
sequence (+++) followed by the &T0 command.
Enter a value from 0–255 seconds. (A value of 0 disables this register.)
Factory setting is Disable (0).
Configure\Edit\
Tests
S23 Proactive Retrain
Register determines whether Proactive Retrain occurs. Disabling Proactive
Retrain reduces the number of retrains while increasing the exposure to bit
errors.
Register has the following values:
0=Enable
1=Disable
Factory setting is Enable.
Configure\Edit\
Dial Line
S25 AutoSync Start Pause
If Autosync is enabled, this register represents the amount of time the
modem will pause before entering Autosync mode.
Enter a value from 0–30 seconds. (A value of 0 disables this register.)
Factory setting is Disable (0).
None
S26 RTS-to-CTS Delay
Register sets the length of time (in 10-millisecond increments) the modem
waits after receiving RTS before issuing CTS to the DTE.
Enter a value from 0–255.
Factory setting is 0 milliseconds.
Configure\Edit\
DTE Interface