HP Compaq Presario,Presario 1234 Brochure page 18

Compaq Global Mini PCI 56k (V.90) Modem by 3Com
&$ Display Online Help for Ampersand Commands
Displays online Help for the ampersand (&) commands.
&An Result Code Control
This modem always auto retrains.
&A0
&A1
&A2
&A3
Result Codes:
&Bn DTE Speed
DTE rate control: This command is not used by the Winmodem architecture. Instead, the
Winmodem is capable of automatically adapting to the Windows COM port rate.
&B0
&B1
&B2
Result Codes:
&Cn Data Carrier Detect (DCD) Control
Data Carrier Detect is a signal from the modem to your computer indicating that the
carrier signal is being received from a remote modem. DCD normally turns off when the
modem no longer detects the carrier signal.
&C0
&C1
Result Codes:
0203-0799-A
Disable data compression result codes.
Enable data compression result codes.
Enable modulation result codes.
Enable data compression result codes and add V.42bis and MNP 5 protocol
indicators (default).
OK n = 0 - 3.
ERROR Otherwise.
Use a floating DTE speed (default).
Use a fixed DTE speed.
Use a fixed DTE speed when using data compression.
OK n = 0 - 2.
ERROR Otherwise.
Carrier detect is always on.
Carrier detect is controlled by the modem (default).
OK n = 0, 1.
ERROR Otherwise.
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