Web Filter Is Not Activated Categorization Is Disabled Hot - Kerio Control

Avoid using Google DNS (8.8.8.8) for Zvelo categorization as it can cause "Invalid Authorization" errors. Instead, use Cloudflare (1.1.1.1) or OpenDNS (208.67.222.222).

If the filter keeps disabling due to minor network fluctuations, you can disable the "Reliability Detection" feature via the Kerio Control Console: Connect to your Kerio Control appliance via . Navigate to the directory: cd /opt/kerio/winroute .

Execute the following command to disable the reliability check: ./tinydbclient "update SiteFilter set DetectReliability=0" . Restart the service: /etc/boxinit.d/60winroute restart . Avoid using Google DNS (8

Web Filter categorization disabled. Serial number: ko-197974

Do you need the specific to check your current license status or verify the winroute.cfg contents? Navigate to the directory: cd /opt/kerio/winroute

Ensure the value v4.url.zvelo.com is correctly set in the configuration file located at /opt/kerio/winroute/winroute.cfg .

Ensure your Kerio Control Web Filter license is active. Without a valid subscription, the module defaults to a trial state and eventually disables itself. Web Filter categorization disabled

If your error log specifically mentions "Invalid Authorization," it likely means the has expired (tokens typically last 21 days).

Kerio Control uses DNS queries to reach its update and categorization servers. If your ISP or current DNS configuration is slow or blocking these requests, the filter will deactivate.