Along with Kerio Winroute Firewall it is only possible to use Dr.Web for Kerio Winroute on Windows operating systems.
Installation steps:
1. Get in touch with Dr.Web and purchase Dr.Web for Kerio Winroute for desired amount of users.
2. Run installation package and proceed installation.
3. Open Kerio Administration Console and connect to Kerio WinRoute Firewall.
4. Go to Configuration->Content Filtering->Antivirus and choose "Antivirus Engine".
5. Choose option "Use external antivirus".
6. Scroll down for "Dr.Web for Kerio Winroute".
7. Apply your new settings by pressing the "Apply" button on the bottom of the console.
8. WARNING: Neither this plugin or installation package was created by Kerio, that is why you have to contact Dr. Web in case of external antivirus problems.