I have this code and get this error message:
Warning: mail(): SMTP server response: 550 5.7.1 Unable to relay for
What is wrong here??
///// EMAIL /////
/* recipients */
$to = $Email;
/* subject */
$subject = "TEST from server";
/* message */
$message = 'hi there
<html>
<head>
<title>TEST from Server</title>
</head>
<body>
<p>TEST for '.$Fname.' '.$Lname.'</p>
</body>
</html>
';
/* To send HTML mail, you can set the Content-type header. */
$headers = "MIME-Version: 1.0\r\n";
$headers .= "Content-type: text/html; charset=iso-8859-1\r\n";
/* additional headers */
$headers .= "From: Server<info@testserver.fr>\r\n";
/* and now mail it */
mail($to, $subject, $message, $headers);