7 C ONTROLLING AND MONITORINGWEB A CCESSThis chapter contains information about controlling the access of theusers of your network through the Webcache to the Internet. It coversthe following topics: What is Web Site Blocking? Configuring Web Site Blocking Customizing the Response What is Web Client Blocking? Configuring Web Client Blocking What is Access Logging? Configuring Access Logging Viewing the Access Log Analyzing the Access LogsWhat is Web SiteBlocking?Web Site Blocking allows you to control which Web sites can be accessedthrough the Webcache. If you enable web site blocking, you can enterthe domain names of Web sites that you want to either allow or denyaccess to. You can specify one of two blanket rules with exceptions;either “Deny access to all sites except...” the ones that you enter, or“Allow access to all sites except...” the ones that you enter. Web requestsfrom client machines will then either be served or blocked by theWebcache, according to the rules that you have set up. A customizable,automatically generated Web page informs the end user that access tothe Web site has been denied.
