Thank you for your kind response.
I have tried following code but got same error.
include "lphp.php";
$mylphp = new lphp;
$myorder["host"] = "staging.linkpt.net"; //"secure.linkpt.net";
$myorder["port"] = "1129";
$myorder["keyfile"] = "/home/xxx/public_html/cgi-bin/1909134658.pem";
$myorder["configfile"] = "1909134658";
...other param...
$result = $mylphp->curl_process($myorder); # use curl methods
but got following error
Status: <
Error: <
I have tried to print error like following
echo "<pre>";
print_r($result);
echo "</pre>";
got following error
"FAILURECould not connect"
what is problem in connection? Is there another setting required?