Chapter 9. Configuring Firewall/NAT Settings
Internet Security Router User
’s Manual
58
4.
Click on the
button to modify this ACL rule. The new settings for this ACL rule will then
be displayed in the outbound access control list table at the bottom half of the Outbound ACL
Configuration page.
9.4.5
Delete Outbound ACL Rules
To delete an outbound ACL rule, just click on the
in front of the rule to be deleted or follow the instructions
below:
1.
Open the Outbound ACL Rule Configuration Page (see section 9.4.2 Access Outbound ACL Rule
Configuration Page).
2.
Click on the
icon of the rule to be deleted in the outbound ACL table or select the rule number
from the
“ID” drop-down list.
3.
Click on the
button to delete this ACL rule. Note that the ACL rule deleted will be
removed from the ACL rule table located at the bottom half of the same configuration page.
9.4.6
Display Outbound ACL Rules
To see existing outbound ACL rules, just open the Outbound ACL Rule Configuration page as described in
section 9.4.2 Access Outbound ACL Rule Configuration Page.
9.5
Configuring URL Filters
Keyword based URL (Uniform Resource Locator, e.g. www.yahoo.com) filtering allows you to define one or
more keywords that should not appear in URL
’s. Any URL containing one or more of these keywords will be
blocked. This is a policy independent feature i.e. it cannot be associated to ACL rules. This feature can be
independently enabled/disabled, but works only if firewall is enabled.
9.5.1
URL Filter Configuration Parameters
Table 9.3 describes the configuration parameters available for an URL filter rule.
Table 9.3. URL Filter Configuration Parameters
Field
Description
URL Filter State
Click on
“Enable” or “Disable” radio button to enable or disable URL filtering.
Proxy Server Port
Enter the proxy server (web server) port number configured for your web
browser. Note that the proxy server port change requires you to disable and
enable the firewall to take effect.
ID
Add New
Click on this option to add a new URL filter rule.
Rule Number
Select a rule from the drop-down list to modify its attributes.
Keyword
Define a keyword that should not appear in the URL.
9.5.2
Access URL Filter Configuration Page
– (Firewall è URL Filter)
Log into Configuration Manager as admin, click the Firewall menu, and then click the URL Filter submenu.
The Firewall URL Filter Configuration page displays, as shown in Figure 9.11.
Note that when you open the URL Filter Configuration page, a list of existing URL filter rules is also displayed
at the bottom half of the configuration page such as those shown in Figure 9.11.