Configuring Web Filter Settings

Web Filters includes settings for configuring Internet filtering on the SonicWALL CSM CF. Web filters settings provides information on the status of filtering subscription service updates, settings for enabling filtering, managing the behavior of the Dynamic Rating engine, adding IP addresses to exclude from filtering, and access to URL ratings with the SonicWALL Content Filtering Service database.

To configure Web Filters, complete the following steps:

1	In the left pane, select a SonicWALL CSM appliance.

2	Click the Policies tab.

3	In the center pane, navigate to the Web Filters > Settings.

 

4	To enable web filtering using SonicWALL CSM, click Enable Web Filtering.

5	Enter a URL cache size in the URL Cache Size (KBs) field. This specifies the URL cache size on the SonicWALL CSM. The default value is 5120 KBs.

NOTE: A larger URL cache size can provide noticeable improvements in Internet browsing response times.

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Click the Use Dynamic Rating to enable the use of the CSM integrated dynamic rating engine that allows an unrated URL to be dynamically rated in real-time. Select either Optimize for speed that instructs the dynamic rating engine to process less information for faster ratings and lower accuracy, or Optimize for accuracy that instructs the dynamic rating engine to process more information, resulting in slower ratings and higher accuracy.

•	Click Server Responses to block URLs from Web sites that have compressed content.

6	Enter the session limit in minutes in the Session Limit (Minutes) for Continue option field.

7

To specify an IP address or IP address range on your network to be excluded from any SonicWALL CSM filtering, enter a single IP address in the IP Address Begin and the IP Address End fields (for a single IP address), or enter the starting IP address in the IP Address Begin field and the ending IP address in the IP Address End field (for an IP address range).

8	Click Add. The scheduler displays.

9	Expand Schedule by clicking the plus icon.

10	Select Immediate or specify a future date and time.

11	Click Accept.

12	When you are finished, click Update. The scheduler displays.

13	Expand Schedule by clicking the plus icon.

14	Select Immediate or specify a future date and time.

15	Click Accept.

16	If you believe that a Web site is rated incorrectly or you wish to submit a new URL, click the here link in the sentence If you believe that a Web site is rated incorrectly or you wish to submit a new URL, click here. The CFS URL Rating Review Request page displays.