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  • Setting Actions for Content Rules in Kerio Control

    Overview As an administrator, you can control which actions are taken on each specified Content Rule defined under Content Filters for Kerio Control. In order to have all the traffic logged, enable Lo...

  • Manually Updating GeoIP Database

    Overview When the GeoIP feature is enabled, Debug logs indicate that packets are being dropped for the country that is not in the GeoIP blacklist: [13/Feb/2020 09:22:21] {pktdrop} packet dropped: GeoI...

  • Blocking Apple Bonjour in Kerio Control

    Overview   This article provides the steps on how to block Apple Bonjour communication in Kerio Control.   Prerequisite(s)   Access to Kerio Control Webadmin   Information    Bonjour is a software tha...

  • Blocking Access to Spotify

    Overview At times, you may need to deny all connections to the Spotify servers via Kerio Control. To do this, you need to enable the firewall Content Filter rule. If the users have installed the deskt...

  • Blocking Betternet VPN Plugin on Chrome

    Overview Betternet is a VPN proxy that allows the users to browse the internet anonymously as it hides the IP address. This allows the users to bypass the Kerio Control restrictions and access the web...

  • Using Wildcards and Regular Expressions in URLs/ URL Groups for Kerio Control

    Overview Kerio Control allows using wildcards or regular expressions when creating content rules based on a URL/URL group or shared URL groups. This article shares the processes for using wildcards an...

  • Enabling 'Access Denied' for Blocked Websites for Both HTTP and HTTPS Connections

    Overview This article provides the process of enabling the 'Access denied' page for blocked website(s)for both HTTP and HTTPS connections. Note:  'Access Denied' page won't appear for HTTPS pages when...

  • Kerio Control MAC Filtering Internal Mechanism

    Overview A customer has reported that a PC is able to access the internet, even when the MAC Address of the PC was added to MAC Filter prohibited (prevent) list. E.g., See the below screenshot where a...

  • Printer Features Not Functional Due to Missing NAT Configuration

    Overview When having printer devices behind a firewall on a LAN environment, sometimes, configuring a rule to allow the communication with other devices, e.g., PCs, mobiles, etc., is not enough to mak...

  • Handling Miscategorized URL in Kerio Control Web Filter

     I have a page that is miscategorized by Kerio Web Filter What should I do? Because each web page is individually filtered in the new Kerio Web Filter, the first step must be to check and where necess...