param( [string] $esxhost,$action)

if (!$esxhost){Write-Host -ForegroundColor Red "no host input";break}

$passwds = "vmware","qwerty","password","" #Password list ("" is *blank*)

$vmk_mods = "qla2300_707_vmw","qla2xxx" #module name

$qdvalue = "ql2xmaxqdepth=64" #VMhostModule option value

foreach ($passwd in $passwds)
	{
	$conex = Connect-VIServer -Server $esxhost -User root -Password $passwd -ErrorAction SilentlyContinue -WarningAction 0
	if ($conex.IsConnected -eq "True") {break}
	}
	
if (!$conex.IsConnected -eq "True") 
	{
	Write-Host $esxhost -NoNewline
	Write-Host " " -NoNewline
	Write-Host -ForegroundColor Red "Bad Password !"
	}
	else
	{
	Write-Host $conex.Name -NoNewline
	Write-Host " " -NoNewline
	foreach ($vmk_mod in $vmk_mods
	)
		{
		$vmk_mod_ok = Get-VMhostModule -name $vmk_mod -ErrorAction SilentlyContinue
		if ($vmk_mod_ok.name) {break}
		}
	Write-Host $vmk_mod_ok.name -BackgroundColor green -ForegroundColor Black -NoNewline
	Write-Host " " -NoNewline
	
	if (!$vmk_mod_ok.Options)
		{
			if ($action -eq "set")
				{
				$vmk_mod_set = $vmk_mod_ok|set-VMhostModule -Options $qdvalue -ErrorAction SilentlyContinue
				$vmk_mod_ok = Get-VMhostModule -name $vmk_mod -ErrorAction SilentlyContinue
				if ($vmk_mod_set.Options -eq $vmk_mod_ok.Options) {Write-Host $vmk_mod_set.Options " set" -BackgroundColor yellow -ForegroundColor Red}
				}
			else
				{Write-Host $qdvalue " NOT SET" -BackgroundColor yellow -ForegroundColor black}
		}
		elseif ($action -eq "unset")
		{
			$vmk_mod_set = $vmk_mod_ok|set-VMhostModule -Options "" -ErrorAction SilentlyContinue
			$vmk_mod_ok = Get-VMhostModule -name $vmk_mod -ErrorAction SilentlyContinue
			if ($vmk_mod_set.Options -eq $vmk_mod_ok.Options) {Write-Host $vmk_mod_set " UNSET" -BackgroundColor yellow -ForegroundColor Red}
		}
		else
		{Write-Host $vmk_mod_ok.Options -BackgroundColor yellow -ForegroundColor black}
	
		
	Disconnect-VIServer -Server $esxhost -Confirm:$false}