Paradyne COMSPHERE 3800PLUS User Manual page 82

COMSPHERE 3800Plus Modems
NoDataDiscTrig: TXD and RXD
Nxt TXD and RXD TXD Only RXD Only TXD or RXD
No Data Disconnect Trigger Signal. Works in conjunction with No Data Disconnect (\T), and determines whether Pin 2
(transmit data) or Pin 3 (receive data) of the modem's RS-232 serial interface is monitored so that the modem can
disconnect the call if there is no activity for a certain period of time.
The No Data Disconnect Trigger Signal configuration option is unavailable and is not displayed on the DCP when No
Data Disconnect is disabled. The factory default is TXD or RXD. The reloading of factory defaults does not affect No
Data Disconnect Trigger Signal.
TXD and RXD – Disconnect if no data transmitted and received for specified period.
TXD Only – Disconnect if no data transmitted for specified period.
RXD Only – Disconnect if no data received for specified period.
TXD or RXD – Disconnect if no data transmitted or received for specified period.
AT command is S80 = n :
S80 = 0 Transmit and Receive
S80 = 1 Transmit Only
S80 = 2 Receive Only
S80 = 3 Transmit or Receive
Auto Make Busy: Disable
Nxt Disable Enable
Automatic Make Busy. Forces the modem to go off-hook under the following conditions: a local analog loopback is
performed, a self-test is performed, or if the modem is switched to the service line. This configuration option is valid only
with the 3811 Plus and does not appear on the LCD of standalone models.
NOTE: This configuration option should only be used when the modem is located behind a user's Private Branch
Exchange (PBX). The Make Busy Network Interface Module (NIM) must be installed on the COMSPHERE
3000 Series Carrier. Refer to the COMSPHERE 3000 Series Carrier, Installation Manual .
The factory default is Disable.
AT command equivalent is S-register S40= n .
MakeBusyViaDTR: Disable
Nxt Disable Enable
Make Busy Via DTR. Determines if the modem goes off-hook when DTR is Off. Enable this setting if the DTE normally
keeps DTR ON and turns DTR Off when the DTE cannot accept a call.
NOTE: This configuration option should only be used when the modem is located behind a user's Private Branch
Exchange (PBX). For 3811 Plus modems, the MakeBusy Network Interface Modules (NIMs) must be installed on
the COMSPHERE 3000 Series Carrier. Refer to the COMSPHERE 3000 Series Carrier, Installation Manual.
The factory default is Disable.
AT command equivalent is S-register S69= n .
8-22
Table 8-3
(4 of 5)
Line Dialer Configuration Options
October 1998 3980-A2-GB30-40