Special Functions; Security Functions; Levels Of Security - ZyXEL Communications U-336S User Manual

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Special Functions

This chapter describes special features of the U-336S/SA, and offers
instructions on how each is used.

Security Functions

Your modem provides a security function that prevents unauthorized
users from making connections. Two types of security functions are
provided.
Type 1 security is used when the remote modem is also a ZyXEL
modem.
Type 2 security is used when the remote modem is any other brand.
The type 1 connection, the dial-in remote modem will send in its
supervisor password for checking at the initial connection , and the local
modem will check this password against its pre-stored acceptable
password list.
The type 2 connection, the remote terminal will be prompted to enter
the password at the initial connection and the local modem will do the
password checking.

Levels of Security

Two levels of security are provided:
With level 1 security, the local modem will maintain the
connection if the password is OK, otherwise the line disconnected.
50 Special Functions