Kerio Control Web Filter Is Not Activated Categorization Is Disabled Work Fixed -

The error "Kerio Control Web Filter is not activated / categorization is disabled"

The Kerio Control web filter is a robust tool that enables administrators to regulate internet access and block unwanted content. It uses a combination of techniques, including URL categorization, to identify and block access to malicious or non-productive websites. The web filter is an essential component of the Kerio Control solution, helping organizations to:

Try pinging ://kerio.com and your categorization server endpoint to ensure the firewall can resolve and reach them. 4. Adjust Traffic Rules for Licensing Servers

Leo stared at the Kerio dashboard. The message was still there, mocking him: The error "Kerio Control Web Filter is not

Uncheck , click Apply , wait 30 seconds, re-check it, and click Apply again. This restarts the backend categorization daemon. 6. Address the Legacy "Cyren" Sub-Engine Issue

Under , choose URL Hostname instead of choosing an application category.

If the Web Filter module is in trial mode and the 30-day period has passed, the service will be automatically disabled 1.2.5. Step-by-Step Fixes: Restoring Web Filter Functionality This restarts the backend categorization daemon

Remember: Cloud categorization requires the firewall itself to act as a client. Treat it like any other workstation that needs DNS, NTP, and outbound HTTPS access. With proper monitoring and preventative maintenance, you can ensure that “categorization disabled” becomes a rare event rather than a recurring headache.

If all else fails, the error logs will provide the most valuable information for your support ticket. When you reach out to GFI/Kerio support, be sure to include relevant excerpts from your that show the "Unable to categorize" or "DNS response" errors. This information will help them quickly understand the issue and provide you with advanced assistance.

Follow these steps to restore web categorization functionality. 1. Check Your Subscription Status or a third-party partner like McAfee).

. This triggers a "not reliable" status, causing the web filter to disable itself to prevent blocking legitimate traffic due to a lack of data. support.keriocontrol.gfi.com Direct Solutions Wait for Automatic Reversion

: DNS modifications require a reboot to take full effect.

cd /opt/kerio/winroute ./tinydbclient "update SiteFilter set DetectReliability=0" /etc/boxinit.d/60winroute restart Use code with caution. Step 4: Check Firewall Logs

This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Using Kerio Control Web Filter

Kerio Control does not rely solely on static blocklists. Instead, it uses . When a user requests a website, the Kerio appliance queries a remote categorization server (provided by Kerio’s parent company, GFI Software, or a third-party partner like McAfee). The server returns a category ID (e.g., 92 for “Gambling”). The appliance then applies your content rules.