3Com Courier, Reference

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Setting up Dial Security 11-3
Dialback options You can set the Courier V.Everything modem to automatically dial back a
certain number after a client modem dials in.
Count your commas! There should always be at least four commas in the
%A command. Do not insert spaces between commas or between fields
and commas. Spaces will invalidate the command.
To enable Dialback, you must enable Dial Security with Prompting. See
step 6.
2 Identify your account as the Administrative Account
Once you set the administrative password, you cannot view or modify the
guest account profiles unless you enter the correct administrative
password.
To make the host Courier
V.Everything modem
Command Example
Hang up and then dial back a
guest device at a specified
number.
Expect a pause of
approximately 1.5 minutes
before the modem dials back.
You cannot alter the duration
of the pause.
AT%A0=
password
,y
,y,n,1
area code
and phone number
AT%A0=corn,y,y,n,1,8
475555555
Prompt you to enter a
number at which to dialback
a device, and then have the
Courier V.Everything mode
dial back the device at that
number
AT%A0=
password
,y
,y,y,
AT%A0=corn,y,y,y,
Disable dialback
AT%A0=
password
,y
,n,,
AT%A0=corn,y,n,,
For your modem to Command Example
Identify your account as the
Administrative Account
AT%L AT%L=PW0
This example sets account 0 as the
Administrative Account.