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 and registered. ISP Connection Issues Ensure the value v4
Ensure the filter hasn't simply been toggled off in the WebAdmin interface: Navigate to Content Filter Applications and Web Categories Enable Kerio Control Web Filter is checked and click GFI Support Are you seeing specific DNS response timeout errors in your logs, or is the license itself showing as To resolve this issue, we recommend: Keywords: kerio
Go to → Services .
To resolve this issue, we recommend:
Keywords: kerio control web filter is not activated categorization is disabled hot, kerio url database error, web filter hot state, kerio troubleshooting. Core Issue Overview
The error message typically occurs when the firewall cannot reach its external categorization servers or has encountered a licensing/authorization failure . This issue is a common pain point for administrators using the GFI Kerio Control Unified Threat Management (UTM) solution. Core Issue Overview