- You have a computer that is running Windows 8.1, Windows Server 2012 R2, Windows 7 Service Pack 1, or Windows Server 2008 R2 Service Pack 1.
- You try to set up an Internet Protocol security (IPsec) connection with certain third-party devices that use Internet Key Exchange version 1 (IKEv1) together with Advanced Encryption Standard-Galois Message Authentication Code (AES-GMAC-128, AES-GMAC-192 or AES-GMAC-256) as an integrity algorithm.
In this scenario, you cannot establish the IPsec connection.
To resolve this issue for Windows 7 and Windows Server 2008 R2, install the hotfix that is described in this article.
Update information for Windows 8.1 and Windows Server 2012 R2For more information about how to obtain update 2919355, click the following article number to view the article in the Microsoft Knowledge Base:
Hotfix information for Windows 7 and Windows Server 2008 R2A supported hotfix is available from Microsoft Support. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing the problem described in this article. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.
If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.
Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, go to the following Microsoft website: Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.