COMSPHERE 3821Plus Modem

Table 4-2

(3 of 10)

3821Plus S-Registers

S14 ± Asymmetric Rate Mode

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.

S18 ± Test Timeout

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.

S26 ± RTS-to-CTS Delay

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.

S38 ± DTR Continuous Repeat

Determines whether automatic dialing of dial backup directory location 1 will be repeated continuously if unsuccessful, or halted after the first try.

Register has the following values:

0 = Disable

1 = Enable

Factory setting is Disable.

S39 ± Receive Buffer Disconnect Delay

Determines the maximum amount of time the modem can continue to send data in its Receive Buffer to the DTE after the modem is commanded by the DTE to disconnect, or after the modem detects a line disconnect.

Register has the following values:

0 = Disable (Immediate disconnect)

1 = 1 second

2 = 2 seconds

DD

DD

255 = 255 seconds

Factory setting is Disable.

4-18

January 1999

3821-A2-GB20-40

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Paradyne 3821PLUS S14 ± Asymmetric Rate Mode, S18 ± Test Timeout, S26 ± RTS-to-CTS Delay, S38 ± DTR Continuous Repeat