Digicom COMSPHERE 3911 User Manual

September 1998

3910-A2-GN32-40

No Carrier Disc:  2sec
Nxt   2sec   Disable   5sec   10sec   20sec

No Carrier Disconnect. If the modem no longer receives carrier from the remote modem, it disconnects the
call. This configuration option determines how long carrier is OFF before the modem disconnects. Loss of
carrier is one method of disconnecting a call.

H

2, 5, 10, 20 sec

Modem disconnects if carrier turns OFF for more than 2 seconds, 5 seconds, 10 seconds, or
20 seconds.

H

Disable

Modem does not disconnect if carrier turns OFF.

NOTE: The range of allowable values may be restricted in some countries.

The AT command is S-Register S10=n, where n is 255 for Disable or 0 to 254 in 0.1 second increments for
Enable.

No Data Disc:  Disable
Nxt   Disable   10min   30min   60min

No Data Disconnect. Forces the modem to disconnect if no data is transmitted and received within a
specified amount of time.

H

Disable

Modem remains connected despite the lack of data flow.

H

10, 30, 60 min

Modem disconnects if data is not received and transmitted within 10-minute, 30-minute, or
60-minute intervals.

NOTE: The factory default value is country dependent.

The AT command for Enable is \Tn, where n is from 1 minute to 255 minutes.
The AT command for Disable is \T0.

Auto Make Busy:  Disable
Nxt   Disable   Enable

Automatic Make Busy. Forces the modem to go off-hook under the following conditions: if a local analog
loopback is performed, a self-test is performed, or if the modem is switched to the service line.

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 AT command is S-Register S40=n, where n is 0 for Disable and 1 for Enable.