5-17
Confi guration
5.5.1.6. The Dial Back Function
The Dial Back Function provides an additional layer of security when callers
attempt to access command mode via modem. When this function is properly
configured, callers will
not
be granted immediate access to command mode
upon entering a valid password; instead, the unit will disconnect, and dial a
user-defined number before allowing access via that number. If desired, users
may also be required to re-enter the password after the CMS-6R4 dials back.
Note that a separate Dial Back Number can be defined for each password, and
the feature may also be independently enabled for each password. To enable
this function, proceed as follows:
1. Access command mode using a port and password that permit access
to Supervisor Mode, and then access the System Parameters Menu as
described in Section 5.5.1.
2.
System Parameters Menu:
Note that dial back parameters selected
via this menu are global, and will apply to all passwords. Define the
following parameters:
•
Password on Dial Back:
(Optional) Determines whether or not the
Dial Back Mode will require the answering party to re-enter their
password after a Dial Back is performed.
•
Dial Back Attempts:
The number of times the CMS-6R4 will attempt
to call the dial back number.
•
Dial Back Delay:
The amount of time the CMS-6R4 will wait
between Dial Back attempts.
3.
Edit Password Directory:
Access the Password Directory menu as
described in Section 5.5.1.1. From this menu, you may either define new
passwords that use the Dial Back Function, or alter existing passwords
to include the Dial Back Function. The following parameters should be
defined for each password that will use the Dial Back function:
•
Dial Back #:
The number that will be called when a Dial Back is
performed. This is the number for the password owner’s modem.
• Dial Back Mode:
Enables/Disables the Dial Back function for this
password. When enabled, this password will require a dial back to
be performed before allowing access, whenever this password user
attempts to access the unit via modem.
Note:
In order for new parameters to be saved, you must either Save
the Password (Text Interface) or apply the password (Web Browser
Interface) before leaving the menu.
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