Microsoft KB Archive/284970

= Security Log Error Messages Appear When You Try to Establish an L2TP Connection =

Article ID: 284970

Article Last Modified on 1/29/2007

-

APPLIES TO


 * Microsoft Windows 2000 Service Pack 1
 * Microsoft Windows 2000 Advanced Server
 * Microsoft Windows 2000 Service Pack 1

-



This article was previously published under Q284970



SYMPTOMS
When you try to establish a Layer 2 Tunneling Protocol (L2TP) connection from a client to a virtual private network (VPN) server that has a certificate from a trusted authority, you may receive error messages and the process does not work.

On the client, you receive the following security log error message:

IKE security association negotiation failed.

Mode: Key Exchange Mode (Main Mode)

Failure Point: Me

Failure Reason: IKE authentication credentials are unacceptable

On the VPN server, you receive the following security log error message:

Trust failed. 2 0



RESOLUTION
To resolve this problem, obtain the latest service pack for Windows 2000. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

260910 How to Obtain the Latest Windows 2000 Service Pack

The English version of this fix should have the following file attributes or later:

  Date        Time    Version          Size     File name -  01/09/2001  11:52p  5.131.2195.2833  466,704  crypt32.dll



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Windows 2000 Service Pack 2.



MORE INFORMATION
For additional information about how to install Windows 2000 and Windows 2000 hotfixes at the same time, click the article number below to view the article in the Microsoft Knowledge Base:

249149 Installing Microsoft Windows 2000 and Windows 2000 Hotfixes

Keywords: kbbug kbfix kbwin2000presp2fix kbqfe kbnetwork kbhotfixserver KB284970

-

[mailto:TECHNET@MICROSOFT.COM Send feedback to Microsoft]

© Microsoft Corporation. All rights reserved.