Kerio Control is designed to disable the Web Filter if it fails 10 consecutive DNS checks to reach the update servers within one minute. You can force it to ignore these failures and keep the filter active by using the SSH console.
cd /opt/kerio/winroute ./tinydbclient "update SiteFilter set DetectReliability=0" /etc/boxinit.d/60winroute restart Use code with caution.
: A full disk can prevent the license file from saving. Use SSH to check disk space and clear cache files in /var/lib/firebase if necessary. 4. Troubleshooting Miscategorized or Blocked Sites Kerio Control is designed to disable the Web
: In the GFI Accounts Portal , verify your license is not expired.
: Connect to your Kerio device via SSH (e.g., using PuTTY ). Run these commands : : A full disk can prevent the license file from saving
This issue is typically caused by , expired authentication tokens , or network reliability checks failing multiple times in a row. Use the following guide to troubleshoot and implement workarounds. 1. Immediate Workaround: Disable Reliability Detection
: Navigate to Configuration > DNS . Check Enable custom DNS forwarding and add a rule for *.zvelo.com to use Cloudflare (1.1.1.1) or OpenDNS (208.67.222.222) instead. 3. Fix Licensing and Activation Issues Troubleshooting Miscategorized or Blocked Sites : In the
: If the online activation fails due to network issues, download the license file from the Kerio Product Registration page and use the Register Offline option in the Kerio Activation Wizard.
The Web Filter uses an external service (Zvelo) which requires a valid authorization token. These tokens expire every . If your DNS settings prevent the token from renewing, categorization will be disabled.
