Import-Module ActiveDirectory
Import-Module WindowsUpdate


$ServerList = Import-Csv 'C:\Users\abamaso-ccxadmin\Desktop\CompletedProd_WindowsServers - Classifications.csv'


foreach ($Server in $ServerList) {
$patchingtier = $Server.Classification

switch ($patchingtier){

"Tier0 - Infrastructure" {Get-WsusServer -Name psus002 -PortNumber 8530|Get-WsusComputer -NameIncludes $server.'Server Name'| Add-WsusComputer -TargetGroupName "Tier0 - Infrastructure"}
"Tier1 - Critical Infrastructure" {Get-WsusServer -Name psus002 -PortNumber 8530|Get-WsusComputer -NameIncludes $server.'Server Name'| Add-WsusComputer -TargetGroupName "Tier1 - Critical Infrastructure"}
"Tier2 - File Servers" {Get-WsusServer -Name psus002 -PortNumber 8530|Get-WsusComputer -NameIncludes $server.'Server Name'| Add-WsusComputer -TargetGroupName "Tier2 - File Servers"}
"Tier2 - Application Servers" {Get-WsusServer -Name psus002 -PortNumber 8530|Get-WsusComputer -NameIncludes $server.'Server Name'| Add-WsusComputer -TargetGroupName "Tier2 - Application Servers"}
}
Write-host $Server.'Server Name'" Sorted into Group"
}