If it says Expired or Not Licensed , you must purchase a renewal or apply a valid license key.
Look at the tile. Check the status of the Kerio Control Web Filter .
Sometimes the local database simply needs to be "kicked" to re-establish a connection with the cloud. If it says Expired or Not Licensed ,
Click and map *.zvelo.com or your primary external lookup queries to reliable public DNS clusters: Cloudflare : 1.1.1.1 and 1.0.0.1 OpenDNS : 208.67.222.222 and 208.67.220.220
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). Sometimes the local database simply needs to be
: Consult Kerio Control's official documentation or GFI's support website for model-specific instructions and troubleshooting guides.
Remove the corrupted database or update files (Note: exact paths may vary slightly by version; ensure you back up files if unsure): rm -rf * Use code with caution. Restart the Kerio Control service: /etc/boxinit.d/60kcontrol start Use code with caution. : Consult Kerio Control's official documentation or GFI's
Kerio Control includes a cloud-based or locally cached URL categorization database. Unlike simple domain blacklists, the Web Filter evaluates the content category of a requested URL (e.g., facebook.com → "Social Networking"). Firewall rules can then allow or deny traffic based on these categories.
: Using certain DNS servers (like Google's) for all traffic can sometimes interfere with Zvelo's authorization tokens. in the admin interface. Custom DNS Forwarding *.zvelo.com Cloudflare (1.1.1.1) or (208.67.222.222). the Kerio Control appliance after making this change. Check Winroute Config : Ensure the DiaServerUrl is correctly set. /opt/kerio/winroute/winroute.cfg , verify that the value is v4.url.zvelo.com Activation Verification Navigate to Content Filter Applications and Web Categories Enable Kerio Control Web Filter is checked. Test a URL in the field to see if it provides a category. License Issues
Web Filter categorization disabled. Serial number: ko-197974
Based on official Kerio Control support documentation, this issue is typically triggered by one of several underlying problems: