7 Known Limitations and Workarounds

The following are known limitations and workarounds.

Security Alert for Unsigned Drivers

The Oracle VirtIO Drivers for Microsoft Windows are not signed by Microsoft for 32-bit Microsoft Windows operating systems.

Security Alert on 32-bit Microsoft Windows Operating Systems

On 32-bit Microsoft Windows operating systems, the installer displays security alerts such as the following for each driver:

Windows Security Alert

To continue with the installation, select Install.

Microsoft Windows Server 2012 Data Center Guests With Failover Clustering Cannot Get IP Address

A Microsoft Windows Server 2012 data center guest may fail to get an IP address from a DHCP server or encounter a UDP connection failure after installing the Windows Server Failover Clustering feature and restarting the guest.

Note:

This issue does not apply to Microsoft Windows Server 2012 R2. The issue affects only Microsoft Windows Server 2012.

Workaround:

• Install the following hotfix to correct this issue: https://support.microsoft.com/en-us/help/3062586.

• If you experience further Windows Server Failover Clustering failures with Microsoft Windows Server 2012, see Recommended hotfixes and updates for Windows Server 2012-based clusters on Microsoft Support at: https://support.microsoft.com/en-us/help/2784261.