Casio ISA550WBUN3K9 manual Security Services

Security Services	7
Configuring Web URL Filtering

-Proxy: Check this box to block proxy servers, which can be used to circumvent certain firewall rules and thus present a potential security gap.

-Java: Check this box to block Java applets that can be downloaded from pages that contain them.

-ActiveX: Check this box to prevent ActiveX applets from being downloaded through Internet Explorer.

-Cookies: Check this box to block cookies, which typically contain sessions.

STEP 3 Choose one of the following actions when Web URL Filtering is unavailable:

•Block Web Traffic when web URL filter services are not available: All web traffic is blocked until Web URL Filtering is available.

•Allow Web Traffic even when web URL filter services are not available: All web traffic is allowed until Web URL Filtering is available.

STEP 4 Choose one of the following actions when a web page is blocked:

•Display Blocked URL Message when the requested page is blocked: Displays the default block page when a web page is blocked. If you choose this option, the message that you specify in the Blocked URL Message field will show on the default block page.

•Redirect URL: Redirects to a specified web page when a web page is blocked. If you choose this option, enter a desired URL to be redirected. Make sure that the specified URL is allowed by the Website Access Control List.

STEP 5 Click Save to apply your settings.

Cisco ISA500 Series Integrated Security Appliances Administration Guide 331