Installing and Administering PPP

158 Appendix A
Modem Connections
Dial Up Modems
MultiTech and Hayes Smartmodems Settings
The following are general recommendations for configuring your modem.
Refer to your modem manual for a detailed explanation of the modem
settings.
If you are using a MultiTech V.32B modem, the following register
settings are helpful:
>atL5
B1 E1 M1 Q0 R0 V1 X0 &E1 &E4 &E6 &E8 &E10 &E13 &E15
$MB9600 $SB9600 $BA0 &W1
The following list explains each of these register settings.
B1 selects Wait-for-Dial-Tone Dialing
E1 means do echo Command Mode characters
M1 means Monitor speaker On until Carrier detected
Q0 means Result Codes sent
R0 means modem will not reverse modes
V1 means Result Codes sent as words (verbose mode)
X0 selects Basic Result Codes
&E1 means V.42 Auto-Reliable Mode
&E4 means CTS modem-initiated flow control
&c1 Turn ON the DCD signal when a remote modem
carrier is detected and turn DCD OFF when the
carrier is dropped.
&d3 Recall the current user configuration parameters
from nonvolatile memory and enter command mode
when the DTR signal is switched from ON to OFF.
&s1 Turn DSR ON after the answer tone is detected
and leave it ON throughout the connection.
&w Save the current configuration settings to
nonvolatile RAM.
Command or
setting
Result