Added wakeup.ps1

wakeup.ps1

@@ -0,0 +1,53 @@
+function Send-WOL 
+{ 
+<#  
+  .SYNOPSIS   
+    Send a WOL packet to a broadcast address 
+  .PARAMETER mac 
+   The MAC address of the device that need to wake up 
+  .PARAMETER ip 
+   The IP address where the WOL packet will be sent to 
+  .EXAMPLE  
+   Send-WOL -mac 00:11:32:21:2D:11 -ip 192.168.8.255  
+  .EXAMPLE  
+   Send-WOL -mac 00:11:32:21:2D:11  
+#> 
+ 
+[CmdletBinding()] 
+param( 
+[Parameter(Mandatory=$True,Position=1)] 
+[string]$mac, 
+[string]$ip="255.255.255.255",  
+[int]$port=9 
+) 
+$broadcast = [Net.IPAddress]::Parse($ip) 
+  
+$mac=(($mac.replace(":","")).replace("-","")).replace(".","") 
+$target=0,2,4,6,8,10 | % {[convert]::ToByte($mac.substring($_,2),16)} 
+$packet = (,[byte]255 * 6) + ($target * 16) 
+  
+$UDPclient = new-Object System.Net.Sockets.UdpClient 
+$UDPclient.Connect($broadcast,$port) 
+[void]$UDPclient.Send($packet, 102)  
+} 
+
+$Hostname = read-host "Enter hostname: "
+$MyMACAddresses = "io=11:22:33:44:55:66","pi=11:22:33:44:55:66"
+
+foreach($item in $MyMACAddresses) {
+	$array = $item.Split("=")
+	$thisHost=$array[0]
+	$thisMAC=$array[1]
+	if ($thisHost -like $Hostname) {
+		Send-WOL $thisMAC
+		echo ""
+		echo "OK - host $thisHost waked up (MAC $thisMAC)."
+		echo ""
+		pause
+		exit 0
+	}
+}
+
+echo "Sorry, hostname $Hostname is unknown."
+pause
+exit 1