因為 RAS/VPN 伺服器用來確認您的使用者名稱及密碼的驗證通訊協定，與您連線設定檔中的設定不符，所以無法建立連線。

The connection could not be established because the authentication protocol used by the RAS/VPN server to verify your username and password could not be matched with the settings in your connection profile.