Kerio Control Web Filter Is Not Activated Categorization Is Disabled Hot |work|

: The Web Filter module is a premium add-on. If your software subscription or trial license lapses past 30 days, the entire categorization infrastructure is automatically disabled. Phase 1: Resolving DNS Failures and Token Issues

shows: Categorization: Enabled License: Valid Database version: [date]

: Often, simply restarting the Kerio Control engine or the entire appliance restores internet access and re-activates the filter. Check DNS Forwarders : The Web Filter module is a premium add-on

Enable SSH access in .

Test connectivity via SSH or the Kerio Web Administration console by pinging ://kerio.com or ://kerio.com . 3. Synchronize System Time (NTP) Check DNS Forwarders Enable SSH access in

Open the /opt/kerio/winroute/winroute.cfg file and confirm that the DiaServerUrl is accurately set to v4.url.zvelo.com . 4. Adjust Reliability Detection Timers

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For categorization to work accurately on secure sites, ensure HTTPS Filtering (decrypt and filter) is enabled under Content Filter > HTTPS Filtering .

: Go to Content Filter > Applications and Web Categories and add critical corporate business domains to the URL whitelist to bypass database checks entirely.