The Kerio Control Software Maintenance Agreement (SMA) or Web Filter license has expired.
To resolve:
If you disable this option and the error message persists, follow the troubleshooting steps below, which cover the most common underlying causes of this problem. The Kerio Control Software Maintenance Agreement (SMA) or
: Use Cloudflare (1.1.1.1) or OpenDNS (208.67.222.222) as custom DNS servers specifically for *.zvelo.com domains.
: An "Invalid Authorization" error often occurs if an expired Zvelo key token (which lasts 21 days) is used. : An "Invalid Authorization" error often occurs if
Click . If the options are greyed out, your license for this specific module may have expired or is not included in your current subscription. 2. Resolve "Invalid Authorization" (Zvelo Tokens)
Yes, but only with static URL lists, IP-based rules, or by disabling web filtering entirely. Dynamic filtering will not work. you can still filter using .
Navigate to > Applications and Web Categories .
Navigate to Content Filter > Applications and Web Categories and ensure "Enable Kerio Control Web Filter" is checked. Why This Happens
While categorization is disabled, you can still filter using .