Cisco Small Business RV 120W Wireless-N VPN Firewall ...

Configuring the FirewallConfiguring Content Filtering4Blocking Web ComponentsCertain commonly-used web components can be blocked for increased security.Some of these components can be used by malicious websites to infectcomputers that access them.STEP 1STEP 2Choose Firewall > Content Filtering.With content filtering enabled, under Web Components, select the check box foreach component you wish to block:• Proxy—A proxy server (or simply, proxy) allows computers to routeconnections to other computers through the proxy, thus circumventingcertain firewall rules. For example, if connections to a specific IP addressare blocked by a firewall rule, the requests can be routed through a proxythat is not blocked by the rule, rendering the restriction ineffective. Enablingthis feature blocks proxy servers.• Java—Blocks java applets from being downloaded from pages that containthem. Java applets are small programs embedded in web pages thatenable dynamic functionality of the page. A malicious applet can be used tocompromise or infect computers. Enabling this setting blocks Java appletsfrom being downloaded.• ActiveX—Similar to Java applets, ActiveX controls are installed on aWindows computer while running Internet Explorer. A malicious ActiveXcontrol can be used to compromise or infect computers. Enabling thissetting blocks ActiveX applets from being downloaded.• Cookies—Cookies are used to store session information by websites thatusually require login. However, several websites use cookies to storetracking information and browsing habits. Enabling this option filters outcookies from being created by a website.NOTEMany websites require that cookies be accepted in order for the site to beaccessed properly. Blocking cookies can cause many websites to not functionproperly.STEP 3Click Save.Cisco RV120W Administration Guide 73