| Component to Check | Action | Expected Result | | :--- | :--- | :--- | | | Navigate to Logs > Warning Log | No new "Invalid authorization" or "categorization disabled" errors. | | Test URL Categorization | Under Content Filter > Applications and Web Categories , use the "Test URL" tool with a common site like google.com . | The tool returns a category (e.g., "Search Engines / Portals") without an error. | | Manual URL Check | Go to Content Filter > Applications and Web Categories and click the Add button. Enter a test URL (e.g., youtube.com ). Ensure the "Detected Content" column shows a category. | The category is displayed, confirming the filter is working. | | User Experience | Ask a non-admin user to browse to a known blocked category. | The site is blocked, and a block page is shown, confirming policy enforcement. |
In conclusion, the Kerio Control web filter not activated issue, with categorization disabled, can be caused by a range of factors, including configuration issues, database corruption, software bugs, license issues, and network connectivity problems. By following the step-by-step guide outlined in this article, administrators can troubleshoot and fix the issue, ensuring that the web filter functions correctly and provides effective protection for their organization's network.
How to Fix "Kerio Control Web Filter is Not Activated, Categorization is Disabled" | Component to Check | Action | Expected
Temporary files or cloud-sync databases within the Kerio appliance have become corrupted. Step-by-Step Fixes to Activate Web Filtering
In the world of network management, few things are as frustrating as seeing a "Not Activated" status on a tool you rely on. Here is the story of how the Kerio Control Web Filter's categorization issue—a common headache for admins—is typically diagnosed and fixed. The Situation Everything seems fine until the administrator logs into the Kerio Control Webadmin and sees a warning: | | Manual URL Check | Go to
The categorization token expires every . If Kerio cannot reach internal update servers to refresh it, authorization fails.
Sometimes the service is simply turned off. To fix this: | The category is displayed, confirming the filter
Check your forwarder settings. If you are using ISP-provided DNS servers that are unstable, replace them with reliable public DNS resolvers.
Verify that outbound traffic to Kerio/GFI update servers isn't being intercepted by an upstream proxy or an ISP-level content filter. 5. Restart the Kerio Control Engine
and runs a command to reset the timers and disable the sensitive reliability check: cd /opt/kerio/winroute ./tinydbclient "update SiteFilter set DetectReliability=0" /etc/boxinit.d/60winroute restart Manual Re-activation : Once the backend is stable, they return to the Applications and Web Categories tab and re-check Enable Kerio Control Web Filter