diff --git a/Scripts/Set-NetworkAdapterOpaqueNetwork.ps1 b/Scripts/Set-NetworkAdapterOpaqueNetwork.ps1
new file mode 100644
index 0000000..1310734
--- /dev/null
+++ b/Scripts/Set-NetworkAdapterOpaqueNetwork.ps1
@@ -0,0 +1,50 @@
+function Set-NetworkAdapterOpaqueNetwork {
+param(
+    [Parameter(Mandatory = $true, ValueFromPipeline = $true, Position = 1)]
+    [VMware.VimAutomation.Types.NetworkAdapter]
+    $NetworkAdapter,
+
+    [Parameter(Mandatory = $true, Position = 2)]
+    [string]
+    $OpaqueNetworkName,
+
+    [Parameter()]
+    [switch]
+    $Connected,
+
+    [Parameter()]
+    [switch]
+    $StartConnected
+)
+process {
+    $opaqueNetwork = Get-View -ViewType OpaqueNetwork | ? {$_.Name -eq $OpaqueNetworkName}
+    if (-not $opaqueNetwork) {
+        throw "'$OpaqueNetworkName' network not found."
+    }
+
+    $opaqueNetworkBacking = New-Object VMware.Vim.VirtualEthernetCardOpaqueNetworkBackingInfo
+    $opaqueNetworkBacking.OpaqueNetworkId = $opaqueNetwork.Summary.OpaqueNetworkId
+    $opaqueNetworkBacking.OpaqueNetworkType = $opaqueNetwork.Summary.OpaqueNetworkType
+
+    $device = $NetworkAdapter.ExtensionData
+    $device.Backing = $opaqueNetworkBacking
+
+    if ($StartConnected) {
+        $device.Connectable.StartConnected = $true
+    }
+
+    if ($Connected) {
+        $device.Connectable.Connected = $true
+    }
+    
+    $spec = New-Object VMware.Vim.VirtualDeviceConfigSpec
+    $spec.Operation = [VMware.Vim.VirtualDeviceConfigSpecOperation]::edit
+    $spec.Device = $device
+    $configSpec = New-Object VMware.Vim.VirtualMachineConfigSpec
+    $configSpec.DeviceChange = @($spec)
+    $NetworkAdapter.Parent.ExtensionData.ReconfigVM($configSpec)
+
+    # Output
+    Get-NetworkAdapter -Id $NetworkAdapter.Id
+    }
+}