1. Click Firewall > Content Filtering > Advanced Settings.
2. Enter the following information:
• Filter Traffic on HTTP Port: Enter the port number that is used for filtering HTTP traffic. Content Filtering only monitors and controls the website visits through this HTTP port. The default value is 80.
• Filter Traffic on HTTPS port: Enter the port number that is used for filtering HTTPS traffic. Web URL Filtering only monitors and controls the website visits through this HTTPS port. The default value is 443.
• Blocked Web Components: You can block web components like Proxy, Java, ActiveX, and Cookies. By default, all of them are permitted.
– 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.
• Action: Choose one of the following actions when a web page is blocked:
– Display Default Blocked Page when the requested page is blocked: Displays the default block page if a web page is blocked. If you choose this option, the message that you specify in the Block Message field will show on the default block page.
– Redirect URL: Redirects to a specified web page if a web page is blocked. If you choose this option, enter a desired URL to be redirected. Make sure that specified URL is allowed by the Website Access Control List.