$From = "server@server.xxxxx"
$To = "alert@server.xxxxx"
$Subject = "There can be only one."
$Body = "I have got something to say. It is better to burn out than fade away."
$ipaddress = ipaddress
$port = port
$SMTPServer = "smtpserver"
$SMTPPort = "587"
$Username = "kurgan"
$SecurePassword = Get-Content C:\ps\ScheduledTaskUser.txt | ConvertTo-SecureString
$UserCredential = New-Object System.Management.Automation.PSCredential -ArgumentList $Username,$SecurePassword

$connection = New-Object System.Net.Sockets.TcpClient($ipaddress, $port)

if ($connection.Connected) {
    Write-Host "Success"
}
else {
    Write-Host "Failed"
}
$fail = 0
for($i = 0; $i -lt 3; $i++){
	if(Test-NetConnection $ipaddress -Port $port -InformationLevel Quiet){"Port Open"}
	{
	"Port Open"
	}
	else{
		$fail ++
		if ($fail -eq 3){
			Send-MailMessage -From $From -to $To -Subject $Subject -Body $Body -SmtpServer $SMTPServer -port $SMTPPort -UseSsl -Credential $UserCredential
		}
	}
}