因為 RAS/VPN 伺服器上設定的存取原則不允許使用您連線設定檔使用的驗證方法，所以無法建立連線。明確地說，這可能是因為 RAS/VPN 伺服器上選取的驗證方法和為它設定的存取原則，兩者之間的設定差異所造成的。

The connection could not be established because the authentication method used by your connection profile is not permitted for use by an access policy configured on the RAS/VPN server. Specifically, this could be due to configuration differences between the authentication method selected on the RAS/VPN server and the access policy configured for it.