microsoft virtual miniport adapter missing

You may be using driver version 16.2, 16.4, or 16.6, depending on which OEM version you're using or whether you're using the Broadcom driver version. HP sells these drivers under model numbers NC1xx, NC3xx, and NC7xx. These network adapters are also sold under different model numbers by some server OEMs. (By default, VMQ is enabled by the Broadcom network driver.)īroadcom names these network adapters as 57xx based chipsets. This issue will occur when virtual machine queue (VMQ) is enabled on the network adapter. It's a known issue with Broadcom NetXtreme 1-gigabit network adapters that use the b57nd60a.sys driver. Restarting the server immediately resolves network connectivity to all the virtual machines. These symptoms may occur on some or all virtual machines on the server that's running Hyper-V. You can't ping or connect to a virtual machine from a remote computer. Restarting the virtual machine doesn't resolve the issue. However, you can't ping or access network resources from the virtual machine. The network adapter seems to be working in the virtual machine. Virtual machines may randomly lose network connectivity. When you have Hyper-V running on Microsoft Windows Server 2012 or Windows Server 2012 R2 together with Broadcom NetXtreme 1-gigabit network adapters (but not NetXtreme II network adapters), you may notice one or more of the following symptoms: NetBIOS over Tcpip.This article provides a solution to an issue where virtual machines lose network connectivity when you use Broadcom NetXtreme 1-gigabit network adapters.Īpplies to: Windows Server 2012 R2 Original KB number: 2986895 Symptoms : Microsoft Failover Cluster Virtual Adapte Please find the ipconfig results, highlighted duplicate APIPA IP found on 2 different cluster nodes. We don't have any issues with cluster operation or its functionality on both cluster but application installed on this server throwingĪn error saying Server1 and Server2(on other cluster) have duplicate IP 169.254.1.99 entry.Įthernet adapter Local Area Connection* 9:ĭescription.

Microsoft virtual miniport adapter missing