# Create a list of servers to process
  $Servers = "server1 server2 server3"
  $ServerList = $Servers.Split(" ")  
 
  # Now connect to virtual center 
  Connect-VIServer -Server "vcserver"
# Now revert the VM's to the "Default" snapshot
  foreach ($Server in $ServerList) 
  {
write-host "Processing " $Server   # Retrieve snapshot properties
  $snap = Get-Snapshot -VM (Get-VM -Name $Server) -Name 'Default'
  Write-Host "Reverting snapshot from " $snap.Created 
  # This is the action that reverting the VM to the "Default" snapshot
  Set-VM -VM $Server -Snapshot $snap -confirm:$false
  # Now update the VM's note in VC
  $DT = Get-Date
  $Message = "Restored default machine on "
  Set-VM -VM $Server -Description $Message $DT  -confirm:$false
  }