Uncheck , click Apply , wait 10 seconds, re-check it, and click Apply again. 5. Clear the Web Filter Cache via SSH
Connect to the Kerio Control console using a tool like PuTTY. Run Commands: cd /opt/kerio/winroute ./tinydbclient "update SiteFilter set DetectReliability=0" /etc/boxinit.d/60winroute restart Use code with caution. Copied to clipboard
Your current and product software version. Uncheck , click Apply , wait 10 seconds,
This disables the reliability check that turns off the filter after DNS issues. support.keriocontrol.gfi.com C. Fix "Invalid Authorization" (Expired Token) If logs show DNS response 'FAILURE: Invalid authorization' , update the winroute.cfg to ensure the correct Zvelo server is used: Access Configuration: Access the configuration file winroute.cfg through SSH. Verify URL: DiaServerUrl v4.url.zvelo.com Reboot the machine after verifying. support.keriocontrol.gfi.com 3. Verification & Activation Activate/Re-enable: Content Filter > Applications and Web Categories and verify "Enable Kerio Control Web Filter" is checked. Check Licenses: Verify the Subscription/License validity on the Dashboard. Check Logs: Review the Security log for errors related to categorization. GFI Support 4. Long-Term Solutions Verify Subscription: Contact GFI Sales if the license is expired. Check Disk Space:
Ensure the status shows as active and has not expired. Run Commands: cd /opt/kerio/winroute
Users can access websites that should be blocked by content rules. Warning logs indicate "Unable to categorize URL."
Understanding why this error happens simplifies the troubleshooting process. The most frequent causes include: support
I can provide specific SSH commands or configuration paths based on your setup. Share public link
cd /opt/kerio/winroute ./tinydbclient "update SiteFilter set DetectReliability=0" /etc/boxinit.d/60winroute restart Use code with caution. Copied to clipboard Other Potential Causes
In this scenario, the issue may stem from an unreliable ISP, incorrect DNS configuration, or a slow internet link speed that is causing timeouts.
The firewall must be able to resolve and connect to Kerio's backend servers ( ://kerio.com and Kerio/GFI categorization endpoints).