$VIserver = "nom_vcenter.local"
asnp vmware* #Import modules VMWares
$vc = Connect-VIServer -Server $VIserver -Force

#On récupère tous les PortGroup ayant un vlan supérieur à 0 d'un ESXi
$MesPortGroups = Get-VMHost | Where-Object {$_.Name -in ("nom_exact_esxi_source.local")} | Get-VirtualPortGroup | Where-Object {$_.VLanId -igt 0} | sort-object -property Name
ForEach ($UnPortGroup in $MesPortGroups) {
	Write-Host "$($UnPortGroup.Name) $($UnPortGroup.VLanId)"
	#On les recrée sur un autre ESXi
	Get-VMHost | Where-Object {$_.Name -in ("nom_exact_esxi_cible.local")} | Get-VirtualSwitch  -Name "vSwitch0" | New-VirtualPortGroup -Name "$($UnPortGroup.Name)" -VLanId $($UnPortGroup.VLanId)
}

#Get-VMHost | Where-Object {$_.Name -in ("nom_exact_esxi_cible.local")} | Get-VirtualPortGroup | Where-Object {$_.VLanId -igt 0} | sort-object -property Name
#Get-VMHost | Where-Object {$_.Name -in ("nom_exact_esxi_source.local")} | Get-VirtualPortGroup | Where-Object {$_.VLanId -igt 0} | sort-object -property Name
Disconnect-VIServer -Server * -Force -Confirm:$False