Cisco PIX 520 - PIX Firewall 520 Online Help Manual page 69

System Properties>PIX
Administration>Telnet
The Telnet panel allows configuration of rules which permit only specific hosts or networks running the PIX
Firewall Device Manager (PDM) to connect to the PIX Firewall unit using the Telnet protocol.
The following sections are included in this Help topic:
Field Descriptions
Adding Rules
Editing Rules
Deleting Rules
Applying Changes to the PIX Firewall
The rules restrict administrative Telnet access through a PIX Firewall interface to a specific IP address and
netmask. Connection attempts which comply with the rules must then be authenticated by a preconfigured
Server or the Telnet password.
Field Descriptions
The Telnet panel displays the following fields in a Telnet rule table:
Interface—Displays the name of a PIX Firewall interface which will permit Telnet connections, an
interface on which is located a PC or workstation running PDM.
IP Address—Displays the IP address of each host or network permitted to connect to this PIX Firewall
through the specified interface. Note: This is not the IP address of the PIX Firewall interface.
Netmask—Displays the netmask for the IP address of each host or network permitted to connect to this
PIX Firewall through the specified interface. Note: This is not the IP address of the PIX Firewall interface.
Max Idle Time—Displays the number of minutes, 1 to 60, the Telnet session can remain idle before the
PIX Firewall unit closes it. The default is 5 minutes.
Add—Opens the Add dialog box.
Edit—Opens the Edit dialog box.
Delete—Deletes the selected item.
Apply to PIX—Sends changes made in PDM to the PIX Firewall unit and applies them to the running
configuration.
Reset—Discards changes and reverts the panel to the information displayed when it was opened or the last
time Refresh was clicked while open.
You can monitor Telnet sessions using Monitoring>Telnet Sessions.
AAA