Windows 2012R2 Hyper-V Server looses Network connectivity

To get around this issues without updating the drivers we can disabling VMQ on each affected Broadcom network adapter by using the Set-NetAdapterVmq Windows PowerShell command.

In our case we have 5 and need to run the following:

Set-NetAdapterVmq -Name “NIC1” -Enabled $False
Set-NetAdapterVmq -Name “NIC2” -Enabled $False
Set-NetAdapterVmq -Name “NIC3” -Enabled $False
Set-NetAdapterVmq -Name “NIC4” -Enabled $False
Set-NetAdapterVmq -Name “TRN-HYP-01” -Enabled $False

Once done lets verity that VMQ is disabled on all of the above network adapters. Running

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