Anzeigen aller Mailkonten mit einem bestimmten Customattribute

Um alle Exchangekonten anzuzeigen, welche ein bestimmtes Customattribute haben, folgendes Skript in der Exchange Management Shell ausführen und CUSTOMATTRIBUTE anpassen.

$mailboxes = Get-Mailbox -filter 'customattribute1 -eq "CUSTOMATTRIBUTE"'
$count = $mailboxes.Count
$counter = 1
foreach($mailbox in $mailboxes){
$DisplayName = "$($mailbox.DisplayName)"
$PrimarySmtpAddress = "$($mailbox.PrimarySmtpAddress)"
$samAccountName = "$($mailbox.samAccountName)"
Write-Host "---> " $counter " von " $count " <---"
Write-Host " Display Name = $DisplayName "
Write-Host " E-Mail Address = $PrimarySmtpAddress "
Write-Host " User Name = $samAccountName "
Write-Host ""
$counter ++
}