diff --git a/Scripts/SetLunReservation.ps1 b/Scripts/SetLunReservation.ps1
new file mode 100644
index 0000000..ae610a0
--- /dev/null
+++ b/Scripts/SetLunReservation.ps1
@@ -0,0 +1,103 @@
+<#
+	.SYNOPSIS
+		Set a given LUN ID to Perennially Reserved.
+	
+	.DESCRIPTION
+		A description of the file.
+	
+	.PARAMETER vCenter
+		Set vCenter server to connect to
+	
+	.PARAMETER Username
+		Set username to use
+	
+	.PARAMETER Password
+		Set password to be used
+	
+	.PARAMETER VirtualMachine
+		Name of the virtual machine which has the RDM
+	
+	.NOTES
+		===========================================================================
+		Created on:   	20/03/2017 15:05
+		Created by:   	Alessio Rocchi <arocchi@vmware.com>
+		Organization: 	VMware
+		Filename:     	SetLunReservation.ps1
+		===========================================================================
+#>
+param
+(
+	[Parameter(Mandatory = $true,
+			   ValueFromPipeline = $true,
+			   Position = 0)]
+	[ValidateNotNullOrEmpty()]
+	[String]$vCenter,
+	[Parameter(Mandatory = $false,
+			   ValueFromPipeline = $true,
+			   HelpMessage = 'Set vCenter Username')]
+	[AllowNull()]
+	[String]$Username,
+	[Parameter(Mandatory = $false,
+			   ValueFromPipeline = $true,
+			   HelpMessage = 'Set vCenterPassword')]
+	[AllowNull()]
+	[String]$Password,
+	[Parameter(Mandatory = $true,
+			   ValueFromPipeline = $true)]
+	[ValidateNotNullOrEmpty()]
+	[String]$VirtualMachine
+)
+
+Import-Module -Name VMware.VimAutomation.Core -WarningAction SilentlyContinue -ErrorAction SilentlyContinue | Out-Null
+
+try
+{
+	if ([String]::IsNullOrEmpty($Username) -or [String]::IsNullOrEmpty($Password))
+	{
+		$vcCredential = Get-Credential
+		Connect-VIServer -Server $vCenter -Credential $vcCredential -WarningAction SilentlyContinue -ErrorAction Stop | Out-Null
+	}
+	else
+	{
+		Connect-VIServer -Server $vCenter -User $Username -Password $Password -WarningAction SilentlyContinue -ErrorAction Stop | Out-Null
+	}
+}
+catch
+{
+	Write-Error("Error connecting to vCenter: {0}" -f $vCenter)
+	exit
+}
+
+
+$rDms = Get-HardDisk -DiskType rawPhysical -Vm (Get-VM -Name $VirtualMachine)
+$clusterHosts = Get-Cluster -VM $VirtualMachine | Get-VMHost
+
+$menu = @{ }
+
+for ($i = 1; $i -le $rDms.count; $i++)
+{
+	Write-Host("{0}) {1}[{2}]: {3}" -f ($i, $rDms[$i - 1].Name, $rDms[$i - 1].CapacityGB, $rDms[$i - 1].ScsiCanonicalName))
+	$menu.Add($i, ($rDms[$i - 1].ScsiCanonicalName))
+}
+
+[int]$ans = Read-Host 'Which Disk you want to configure?'
+$selection = $menu.Item($ans)
+write-host("Choosed Disk: {0}" -f $selection)
+
+$current = 0
+foreach ($vmHost in $clusterHosts)
+{
+	Write-Progress -Activity "Processing Cluster." -CurrentOperation $vmHost.Name -PercentComplete (($counter / $clusterHosts.count) * 100)
+	$esxcli = Get-EsxCli -V2 -VMHost $vmHost
+	$deviceListArgs = $esxcli.storage.core.device.list.CreateArgs()
+	$deviceListArgs.device = $selection
+	$esxcli.storage.core.device.list.Invoke($deviceListArgs) | Select-Object Device, IsPerenniallyReserved
+	$deviceSetArgs = $esxcli.storage.core.device.setconfig.CreateArgs()
+	$deviceSetArgs.device = $selection
+	$deviceSetArgs.perenniallyreserved = $true
+	$esxcli.storage.core.device.setconfig.Invoke($deviceSetArgs)
+	$counter++
+}
+
+Disconnect-VIServer -WarningAction SilentlyContinue -Server $vCenter -Force -Confirm:$false
+