$server = "172.16.55.109"
$user = "root"
$password = "Toto1234"

if ( (Get-PSSnapin -Name VMware.VimAutomation.Core -ErrorAction SilentlyContinue) -eq
$null )
{
 Add-PsSnapin VMware.VimAutomation.Core
}

Commande pour se connecter
Connect-VIServer -Server $server -User $user -Password $password

#Configuration du Datastore
$datastore = Get-Datastore
Write-Host "$datastore operationnel !! "

$VMs= Get-VM
foreach($VM in $VMs) {
 Write-Host "$VM"
}

$date = $Date.ToString("yyyyMMdd")

$VMs= Get-VM
foreach($VM in $VMs) {
 New-Snapshot -VM $VM -Name Snapshot-$date -description "Snapshot de $VM a la date $date"
}

Commande pour se déconnecter
Disconnect-VIServer -Server $server