General DataComm 060A027-001, Installation & Operation Manual

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AT Command Set Operation AT Command Details
060R122-000 SpectraComm Dual V.34 Modem 4-23
Issue 15 Installation and Operation
&Fn Fixed Configuration Profiles
The Fixed Configuration Profile command &F n loads the modem with factory-defined settings for
one of four fixed configuration profiles. For each fixed profile, the table below lists the each setting
with its associated AT command string. In brief:
•
&F0
Selects asynchronous switched network operation, with V.42 error correction and
V.42 bis data compression.
•
&F1
Selects synchronous switched network operation.
• &F2 Selects asynchronous two-wire private line operation.
• &F3 Selects synchronous two-wire private line operation.
Table 4-1 Fixed Profile Settings
AT Command & Description Fixed Profile 0 Fixed Profile 1 Fixed Profile 2 Fixed Profile 3
%A
Auto-reliable fallback char. "CR”
%A13
"CR”
%A13
"CR”
%A13
"CR"
%A13
&A
Automatic fallforward/fallback Disable
&A0
Disable
&A0
Disable
&A0
Disable
&A0
\A
Overspeed correction Nominal
\A0
Nominal
\A0
Nominal
\A0
Nominal
\A0
%B
Make busy Disable
%B0
Disable
%B0
Disable
%B0
Disable
%B0
&B
Auto Dial Restoral Disable
&B0
Disable
&B0
Disable
&B0
Disable
&B0
\B
Character length
\B2 \B2 \B2 \B2
(See the detailed description for AT command \B)
\C
Pre-link data buffer
\C2 \C2 \C2 \C2
(See the detailed description for AT command \C)
%C
Data compression
Enable both
ways
%C1
Enable both
ways
%C1
Enable both
ways
%C1
Enable both
ways
%C1
&C
DCD operation Real mode
&C1
Real mode
&C1
Real mode
&C1
Real mode
&C1
%D
DSR operation in test mode Forced Off
%D1
Forced Off
%D1
Forced Off
%D1
Forced Off
%D1
&D
DTR On-to-Off transition
Ignore
&D0
Go on-hook
&D2
Go on-hook
&D2
Go on-hook
&D2
%E
DTE interface-controlled tests Disable
%E0
Disable
%E0
Disable
%E0
Disable
%E0
&E
Simulated controlled
carrier
Enable both
ways
&E0
Enable both
ways
&E0
Enable both
ways
&E0
Enable both
ways
&E0
E
Local DTE echo Enable
E1
Enable
E1
Disable
E0
Disable
E0
\G
Modem-to-modem flow
control
Disable
\G0
Disable
\G0
Disable
\G0
Disable
\G0
&G
DCE rate limit 33.6 kbps max
&G17
33.6 kbps max
&G17
33.6 kbps max
&G17
33.6 kbps max
&G17
&H
Switched network
handshake mode
V.34 auto
&H0
V.34 auto
&H0
V.34 auto
&H0
V.34 auto
&H0
*H
MNP Link Negotiation Speed Highest Rate
*H0
Highest Rate
*H0
Highest Rate
*H0
Highest Rate
*H0
%H
Heart Beat Timer Disabled
%H0
Disabled
%H0
Disabled
%H0
Disabled
%H0
(Sheet 1 of 4)