تست قطعی شبکه با پاورشل

$path = 'C:log.txt'
$ip = '192.168.30.65'
$port = '1433'

while(1)
{
$s= 0

if(!(test-netconnection $ip -port $port | ? {$_.tcptestsucceeded}))
{
$s="$ip`:$port was down in :"

($s | out-string) | out-file -append $path -force
(get-date | out-string) | out-file -append $path -force
while(!(test-netconnection $ip -port $port | ? {$_.tcptestsucceeded}))
{

}
}
if($s -eq "$ip`:$port was down in :")
{

$s="until :"
($s | out-string) | out-file -append $path -force
(get-date | out-string) | out-file -append $path -force
}
}