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5-3
9820-A2-GB20-20
June 2000
Controlling Asynchronous Terminal Access
Asynchronous terminal access to the menu-driven user interface can be limited
by:
H Requiring a login.
H Assigning an access level to the port or interface.
" Procedure
To limit asynchronous terminal access to the menu-driven user interface:
1. Select the appropriate configuration options screen.
Main Menu
→
Configuration
→
Management and Communication
→
Communication Port
or (for Models 9820, 9820-2M, 9820-8M)
Main Menu
→
Configuration
→
Management and Communication
→
External Modem (COM Port)
or (for Model 9820-45M)
Main Menu
→
Configuration
→
Management and Communication
→
Modem Port
2. Set the following configuration options, as appropriate.
To . . . Set the configuration option . . .
Require a login Login Required to Enable.
NOTE: User ID and password combinations must be
defined. See
Creating a Login
.
Limit the effective access
level to Level-3 or
Level-2
Port Access Level to Level-2 or Level-3.
NOTE: Regardless of a user’s login access level, a user
cannot operate at a level higher than the access level
specified for the port (e.g., if a user has a Level-1 login
and Level-2 port access has been set, the Level-1 user
can only operate as a Level-2 user).
If you are going to allow Level-1 users to configure the
unit, keep the access at Level-1.
3. Save your changes.
See Chapter 4,
Configuration Options,
for information about the COM port
(Terminal port on the Model 9820-45M), external modem, and Modem port
configuration options.
If you inadvertently configure the unit in such a way that communication is no
longer possible, see
Resetting the Unit and Restoring Communication
in
Chapter 8,
Troubleshooting
.