AT Commands and S-Registers
4-73825-A2-GB30-20 November 1996
Table 4-1
(5 of 14)
3825
Plus
AT Commands
X
n
, continued
Add/EC. If error control is negotiated, attaches the /EC suffix to the CONNECT rate message.
Add/V42,MNP. Attaches the V42b, V42, MNP5, MNP4, MNP3, MNP2, or NoEC suffix to the CONNECT
rate message.
Use DTE Rate. Displays DTE data rate instead of line CONNECT rate message.
DIAL TONE DETECT
Sets the modem for dial tone detection (enable) or blind dialing (disable).
Disable. Sets the modem for blind dialing. (This is invalid for Belgium, Denmark, France, Netherlands, Norway,
Sweden, and Switzerland. See Appendix F.)
Enable.
Sets the modem for dial tone detect.
BUSY TONE DETECT
Sets the modem to monitor for Busy Tone (Enable) or ignore Busy Tone (Disable).
Disable. Modem ignores busy tone.
Enable.
Modem monitors for busy tone.
Y
n
Long Space Disconnect
Determines the modem’s response to a continuous spacing condition sent from the remote modem when it goes on-hook.
Issuing a long space is one method of disconnecting a call.
Y, Y0 Disable. Ignores long space.
Y1
Enable. Disconnects if long space is detected. Enables transmission of a long space.
Z
n
Reset and Load Active
Z, Z0 Loads configuration options from Active (Saved) to Active (Operating).
Z1 Loads configuration options from Customer 1 to Active (Operating).
Z2 Loads configuration from Customer 2 to Active (Operating).
Z3 Loads configuration options from Active (Saved) to Active (Operating) and performs a reset.
Z9 Performs a full modem reset as if the modem were powered of
f and on.
″F
n
Clear Error Buffer
Clears the buffer where information about the last critical error is stored. For support personnel use only.
″F Clear error buffer.
″H
n
V.42bis Compression
Enables or disables V.42bis data compression.
″H, ″H0 Disable.
″H1 Transmit only
.
″H2 Receive only
.
″H3
Enable.