Hypervisor.psm1

Configuration Hypervisor {

    Import-DscResource -ModuleName PSDesiredStateConfiguration

    Node $AllNodes.NodeName {
        WindowsFeatureSet RequiredFeatures {
            Name = @(
                "Failover-Clustering", "Hyper-V", "Multipath-IO"
            )
            Ensure = "Present"
        }

        $adapters = Get-NetAdapter | 
            Where-Object {
                $_.InterfaceDescription -like "Chelsio*" -and $_.MacAddress -like "*8" 
            }
        foreach ($adapter in $adapters) {
            Script JumboPacket {
                GetScript = {                
                    $jumboPacketValue = Get-NetAdapterAdvancedProperty -InterfaceAlias $using:adapter.InterfaceAlias -DisplayName "Jumbo Packet" |
                        Select-Object -ExpandProperty DisplayValue

                    return @{
                        "JumboPacketValue" = "$jumboPacketValue"
                    }
                }
                
                TestScript = {
                    $jumboPacketValue = $GetScript
                    if ($jumboPacketValue -eq "9014 Bytes") {
                        return $true
                    } else {
                        return $false
                    }
                }

                SetScript = {
                    Set-NetAdapterAdvancedProperty -InterfaceAlias $using:adapter.InterfaceAlias -DisplayName "Jumbo Packet" -DisplayValue "9014 Bytes" -Confirm:$false
                }
            }
        }
    }
}