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

If the error is caused by "Invalid Authorization," it is usually due to an expired or blocked security token: support.keriocontrol.gfi.com Configure DNS Forwarding : Ensure your firewall can resolve *.zvelo.com GFI Support recommends using stable DNS servers like Cloudflare (1.1.1.1) OpenDNS (208.67.222.222) specifically for these requests to avoid timeouts. Check the Configuration File : Verify that DiaServerUrl v4.url.zvelo.com /opt/kerio/winroute/winroute.cfg

If the filter has disabled itself due to perceived unreliability (often triggered by DNS timeouts), you can force it back on using these SSH commands via the Kerio Control console Access the directory cd /opt/kerio/winroute Disable reliability detection ./tinydbclient "update SiteFilter set DetectReliability=0" Restart the service /etc/boxinit.d/60winroute restart Fix DNS and Authorization Issues If the error is caused by "Invalid Authorization,"

: In many cases, a simple reboot restores connectivity and reactivates the filter automatically. If the error is caused by "Invalid Authorization,"