If everything is done as prescribed, you should be able to successfully connect to the VPN and the on-prem network via FortiClient from the Windows Server 2019 VM running on Azure. Click OK to apply the changes to Internet Options.Now add the VPN IP address to the list of Trusted sites.In the Internet Options dialog, select the Security tab.Launch Internet Explorer 11, or run inetcpl.cpl.To resolve this VPN connection issue, do the following: The new Window Server 2019 Datacenter VM image which they provisioned on Azure comes with Internet Explorer 11.
#Fortinet vpn client error 455 password#
If you go into local appdata forticlient folder and delete the cookies files then it will allow them to type the password back into it. After the user successfully logins to okta, the next time they connect it lets them through because it caches it. We have the SSO enabled, using okta to verify. They’ve attempted everything but still could not connect to their on-prem network via VPN from their Windows Server 2019 Datacenter VM on Azure. We have forticlient 7.0.5 installed for our users. They tried other user accounts with valid passwords, but to no avail. Your user name or password may not be configured properly for this connection. Unfortunately, their excitement was quickly met with disappointment.Īfter correctly typing in their Username and Password on FortiClient, and with all other settings properly configured in FortiClient, the FortiClient Status went as far as 80% then stopped.Ī prompt with the following error was then shown: Unable to logon to the server. The VPN client they use is FortiClient for Windows. This severely hampered their day-to-day work.Īfter provisioning their new Windows Server 2019 Datacenter VM on Azure, they were excited to try and connect to their on-prem network via VPN. My client encountered an issue connecting to their on-prem network via VPN from their newly provisioned Windows Server 2019 Datacenter VM running on Azure.
Hopefully it will help others who experience similar issues.
#Fortinet vpn client error 455 how to#
This article details my solution on how to resolve a VPN connection issue from a newly provisioned Windows Server 2019 VM running on Azure.
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