Get-WmiObject, nach Netzwerkadapter filtern

$NetworkAdapter = Get-WmiObject Win32_NetworkAdapterConfiguration
$excel = new-object -comobject excel.application
$excel.visible = $true
$workbook = $excel.workbooks.add()
$workbook.workSheets.item(3).delete()
$workbook.WorkSheets.item(2).delete()
$workbook.WorkSheets.item(1).Name = "Netzwerk"  
$sheet = $workbook.WorkSheets.Item("Netzwerk")  
$f = 2
$lineStyle = "microsoft.office.interop.excel.xlLineStyle" -as [type]  
$colorIndex = "microsoft.office.interop.excel.xlColorIndex" -as [type]  
$borderWeight = "microsoft.office.interop.excel.xlBorderWeight" -as [type]  
$chartType = "microsoft.office.interop.excel.xlChartType" -as [type]  
For($b = 1 ; $b -le 4 ; $b++) {
$sheet.cells.item(1,$b).font.bold = $true
$sheet.cells.item(1,$b).borders.ColorIndex = $colorIndex::xlColorIndexAutomatic
$sheet.cells.item(1,$b).borders.weight = $borderWeight::xlMedium }
For($a = 1 ; $a -le 1 ; $a++) {
$sheet.cells.item($a,1).font.bold = $true
$sheet.cells.item($a,1).borders.ColorIndex = $colorIndex::xlColorIndexAutomatic
$sheet.cells.item($a,1).borders.weight = $borderWeight::xlMedium }
$sheet.cells.item(1,1) = "IPv4 Adresse"  
$sheet.cells.item(1,2) = "Subnetzmaske"  
$sheet.cells.item(1,3) = "Standard Gateway"  
$sheet.cells.item(1,4) = "MAC Adresse"  
Foreach($process in $NetworkAdapter) {
$sheet.cells.item($f,1) = $process.IPAddress
$sheet.cells.item($f,2) = $process.IPSubnet
$sheet.cells.item($f,3) = $process.DefaultIPGateway
$sheet.cells.item($f,4) = $process.MACAddress
$x++ } #end foreach
$range = $sheet.usedRange
$range.EntireColumn.AutoFit() | out-null

$colItems = Get-WmiObject Win32_NetworkAdapterConfiguration | where{$_.IPEnabled -eq "true"}  
ForEach($objItem in $colItems)
{
"IP Adresse:" + $objItem.IPAddress  
"Subnetzmaske:" + $objItem.IPSubnet  
"Standard Gateway:" + $objItem.DefaultIPGateway  
"MAC Adresse:" + $objItem.MACAddress  
}

IP Adresse:192.168.***.***
Subnetzmaske:255.255.254.0
Standard Gateway:192.168.***.***
MAC Adresse:C4:34:6B:51:E9:**
IP Adresse:192.168.56.1 fe80::c482:820b:36ef:4918
Subnetzmaske:255.255.255.0 64
Standard Gateway:
MAC Adresse:0A:00:27:00:00:**