Paradyne 3800PLUS User Manual
Page 143

AT Command Set and S-Registers
13-9
3980-A2-GB30-40
October 1998
Table 13-1
(7 of 15)
3800
Plus AT Commands
AT Command
Front Panel Branch
Description
&F
n
Select Factory Default Configuration Options
Loads factory configuration options into Active (Operating) area.
&F0 Async
Dial
&F1 Sync
Dial
&F2 Sync Leased: Answer
&F3 UNIX
Dial
&F4
Sync Leased: Originate
&F5
Cellular (Mobile)
&F6
Cellular (PSTN)
The &F5 and &F6 commands are available only if ETC is installed.
If your modem is attached to a cellular telephone, use the &F5 command
to configure the modem for cellular communications. &F5
(Cellular(Mobile)) sets the following configuration options:
Configure\Factory
AT
Option
Command Value
Maximum Frame Size
\A4
Error Control Mode
\N4
Auto-Answer Rings
S0=3
No Answer Timeout
S7=120
No Carrier Disconnect
S10=100
V.32bis Train
S43=1
V.32bis Autorate
S76=3
V.42 ARQ Window Size
S89=9
Cellular Enhancements
S91=1
If your modem is attached to a normal dial telephone line but sometimes
communicates with a modem that is attached to a cellular phone, use the
&F6 command. &F6 (Cellular(PSTN)) sets the following configuration
options:
AT
Option
Command Value
Transmit Level
&
I
99
Error Control Mode
\N4
No Answer Timeout
S7=120
No Carrier Disconnect
S10=100
V.32bis Train
S43=1
V.42 ARQ Window Size
S89=9
Cellular Enhancements
S91=1
The &F0, &F3, &F5, and &F6 commands leave the modem in
AT Command mode. The other commands place the modem into
Dumb mode. The only way to return to AT command control is via
the front panel.
&G
n
V.22bis Guard Tone
&G0 Disable.
&G1 550
Hz.
&G2
1800 Hz.
Configure\Edit\Dial Line