3Com Courier Reference page 86

11-6 C 11: D
HAPTER IAL SECURITY
6 Enable Dial Security
WARNING: Before you enable Dial Security, you must set up a
administrative account and password. See Steps 1 & 2.
For your modem to enable
Autopass Dial Security
Dial Security with Password Prompting
(this also enables Autopass)
Dialback Security, enable Password
Prompting and enable Dialback in each
guest account
Example: Issuin
enable Password Prompting and Dialback for account 3, which has the
password corn.
You must use the &W command to save the settings for Enablin
Autopass Dial Security and Dial Security with Password Prompting. If yo
don't, the next time you reset or power off the Courier V.Everythin
modem, Dial Security will be disabled.
If you need a reference when setting these command, you can use the
ATI10 command. See Appendix B, Alphabetic Command Summary for
more information about the ATI10 command.
7 Send or to activate the Dial Security settings
ATZ ATZ!
For all Courier V.Everything modems except the PC card version, make
sure that DIP switch 10 is OFF, so the modem loads the settings stored in
NVRAM.
If DIP switch 10 is ON, the settings in ROM (&F0) are loaded, disabling dial
security. You can retreive the dial security settings by setting DIP switch
10 OFF and resetting the Courier V.Everything modem using ATZ or by
toggling the power of the modem.
Command
ATS53.0=1
ATS53.0=1.1=1
AT%An=password,y,y,y,phone
number
where n is the account number
See the figure in previous section,
Setting Up Dial Security for more
information.
AT%A3=corn,y,y,y,5551234
to your modem will