PowerShell

$port = 445
$network = “10.5.12”
$range = 1..254
$ErrorActionPreference= "silentlycontinue"
Foreach ($add in $range) {
    $ip = “{0}.{1}” –F $network,$add
    Write-Progress “Scanning Network” $ip -PercentComplete (($add/$range.Count)*100)
    If (Test-Connection –BufferSize 32 –Count 1 –quiet –ComputerName $ip) {
        $socket = new-object System.Net.Sockets.TcpClient($ip, $port)
        If ($socket.Connected) {
            echo “$ip port $port open”
            $socket.Close()
        }
    }
}