Kerio Control contacts external cloud servers (powered by Cyren or Webroot, depending on your version) to categorize URLs. If the firewall cannot resolve these server addresses, it assumes the service is disabled.
hasn't expired, as an expired license will immediately turn off content filtering functions. support.keriocontrol.gfi.com Do you need the specific SSH login commands or help checking your DNS forwarder settings in the admin interface?
Create a manual rule at the top of the list for critical websites.
The Kerio appliance must resolve sessions.gfi.com and licensing.gfi.com . Kerio Control contacts external cloud servers (powered by
After restarting, verify that the error log entry is no longer generated and that the Web Filter appears as activated in the Webadmin interface.
By verifying your license status, ensuring your DNS and WAN connections are stable, and checking the Advanced Options to ensure the service is enabled, you can quickly restore security and filtering to your network environment.
Double-check that the "Detected Content" matches the intended category. How to Verify the Fix support
Run: ./tinydbclient "update SiteFilter set DetectReliability=0" Run: /etc/boxinit.d/60winroute restart
The firewall must be able to reach external Kerio servers to verify your license and download the URL categorization database.
Kerio Control is a robust unified threat management (UTM) appliance that provides firewall, VPN, and web content filtering. One of its most valuable features is the ability to block or allow websites based on dynamic URL categorization (e.g., “Social Networking,” “Adult Content,” “Streaming Media”). After restarting, verify that the error log entry
Follow this structured troubleshooting guide to identify and resolve the "Web Filter not activated" error.
The Web Filter component is a separate subscription from the base Kerio Control license. If it expires, categorization stops instantly.
Corrupted local update files frequently cause the categorization engine to freeze.