Like I said, with no other changes, the full client (7.) works perfectly, even with MFA, but using the VPN-only client gets the "VPN server may be unreachable (-14)”" error. I've also come across this page, pertaining to Duo and this error ( ) and I have the Duo/Radius user group in the Source field as directed. I've messed with the TLS options in Control Panel > Internet settings as directed, but those don't seem to help. Unlicensed VPN access is available until Jul 30, 2021" in the main window. The problem with using the full client is that it says unlicensed up at the top right, and "Please contact your administrator or connect to EMS for license activation.
However, if I uninstall, reboot and install the full client, it works. Click the FortiClient VPN only link Select Download VPN for Windows. The VPN server may be unreachable (-14)”. FortiClient uses SSL and IPSec VPN to provide secure, reliable access to corporate. If I go to the website and download the VPN-only client (also version 7.) I get the " unable to establish the VPN connection. If I go to the SSL VPN portal I've set up and download the client from there, everything seems to work, but it looks like the full client w/ all the bells and whistles which I dont need (Zero trust fabric agent, etc) and prompts me to install the security services (AV, etc) which I also don't need. I am using 2FA (Duo) and have a RADIUS server set up. I've got a Fortigate 200F running 6.4.6 and am having some trouble w/ the SSL VPN. Sharing dumps violates a reddit global rule and may result in a site-wide ban. Posting brain or answer dumps for Fortinet certifications is prohibited as they are copyrighted material. What you have already tried as part of your troubleshooting process.Version and type of software being impacted (i.e.Some examples of useful information are the following: Next, please provide us as much information about your problem as you possibly can. If you're having a problem with a Fortinet product, first, make sure you submit your request to Fortinet TAC if you have a valid support contract. Here you can ask for help, share tips and tricks, and discuss anything related to Fortinet and Fortinet Products. Fortinet is a global leader and innovator in Network Security.