Controlling telnet or ftp access, Limiting telnet access – Paradyne 9820-2M User Manual

Page 103

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Security and Logins

5-5

9820-A2-GB20-20

June 2000

Controlling Telnet or FTP Access

The FrameSaver unit provides several methods for limiting access via a Telnet or
FTP session. Telnet or FTP access can be on a standard management link or on
a service provider’s troubleshooting (TS) management link.

Limiting Telnet Access

Telnet access can be limited by:

H

Disabling Telnet access completely.

H

Requiring a login for Telnet sessions that are not on the TS Management
Link.

H

Assigning an access level for Telnet sessions.

H

Disabling TS Management Link access.

To limit Telnet access via a service provider’s troubleshooting management link,
see

Limiting Telnet or FTP Access Over the TS Management Link

.

"

Procedure

To limit Telnet access when the session is not on the TS Management Link:

1. Select the Telnet and FTP Session options.

Main Menu

Configuration

Management and Communication

Telnet and FTP Sessions

2. Set the following configuration options, as appropriate.

To . . .

Set the configuration option . . .

Disable Telnet access

Telnet Session to Disable.

Require a login

Login Required to Enable.

NOTE: User ID and password combinations
must be defined. See

Creating a Login

.

Assign an access level

Session 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 Telnet
session (e.g., if a user has a Level-1 login and
Level-2 telnet access has been set, the
Level-1 user can only operate as a Level-2
user).

If you are going to allow users to configure the
unit, keep the access at Level-1.

3. Save your changes.

See

Configuring Telnet and/or FTP Session Support

in Chapter 4,

Configuration

Options, for more information about setting Telnet configuration options.

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