Windows 2012 Server PowerShell Skript Mailversand - Ausnahme beim Versenden

 
function sendmail($Body)
{
$Smtp = New-Object System.Net.Mail.SmtpClient
$MailMessage = New-Object System.Net.Mail.MailMessage
$Smtp.Host = "mail.arcor.de"  
$MailMessage.From = "anonymous@the.net"  
$MailMessage.To.Add("anonymous@the.net")  
$MailMessage.Subject = "IP Address"  
$MailMessage.Body = $Body
$MailMessage.IsBodyHtml = $false
$SmtpUser = New-Object System.Net.NetworkCredential
$SmtpUser.UserName = "anonymous@the.net"  
$SmtpUser.Password = "*********"  
$Smtp.Credentials = $SmtpUser
$Smtp.Send($MailMessage)
}

$Body = get-WMIObject Win32_NetworkAdapterConfiguration -filter IPEnabled=true

sendmail $Body

 
Ausnahme beim Aufrufen von "Send" mit 1 Argument(en):  "Fehler beim Senden von Mail."  
In C:\Users\Administrator\Desktop\sendmail.ps1:15 Zeichen:1
+ $Smtp.Send($MailMessage)
+ ~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo          : NotSpecified: (:) , MethodInvocationException
    + FullyQualifiedErrorId : SmtpException