ZyXEL Communications U-336S User Manual page 66

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OK
The command AT*Hn will modify the nth user password. You will be
prompted to enter the supervisor password first and then be prompted
to enter the nth user password.
Levels of security:
Command
*G0
*G1
*G2
*G3
*G4
*G5
: B
ON
OTE EFORE THE SECURITY TYPE OR LEVEL CAN BE CHANGED
REQUIRES THE SUPERVISOR PASSWORD
For type 2 security, the remote site will be prompted to enter the user
password. A maximum of 3 tries in 40 seconds is allowed. If a correct
password is not entered within this time limit the line will be
disconnected. If the remote site is to enter the callback number it will be
prompted to do so.
52 Special Functions
Function
Disable security function.
Enable type 1 and level 1 security, with password
check.
Enable type 1 and level 2 security, with password check
and callback.
Enable type 2 and level 1 security, with password
check.
Enable type 2 and level 2 security, with password check
and callback.
Enable type 2 and level 2 security, with password check
and callback, remote site enters the callback number.
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THE MODEM