Troubleshooting "IKE Credentials Not Accepted" During VPN Connection on Windows
How to Use MillenVPN Native on Windows 11or WHow to Use the MillenVPN Dedicated Server on Windows 10/11When attempting to establish a VPN connection using the procedure, the error "IKE authentication credentials are not accepted" may occur during connection, resulting in connection failure.
If you continue to encounter the same error when attempting to reconnect, we apologize but we recommend using either "MillenVPN" or "MillenVPN Native OpenConnect".
Please review the page linked below and use it as needed.
【MillenVPN】
・How to Get Started with MillenVPN
【MillenVPN Native OpenConnect】