$domain = new-object
system.directoryservices.directoryentry("LDAP://ou=domain
controllers,dc=mhco,dc=mizehouser,dc=com")
$searcher = new-object System.DirectoryServices.DirectorySearcher($domain)
$searcher.filter = "(objectCategory=computer)"
$searcher.pagesize=1000
$searcher.propertiesToLoad.Add("name")
$computers = $searcher.findall()
foreach ($computer in $computers)
{
$computername = $computer.properties.name
$ping = gwmi win32_pingstatus -f "Address = '$computername'"
if ($ping.StatusCode -eq 0)
{
}
}


