PHP - trimitere email prin exchange

[Dragos]

<?php
$smtp_server = "localhost"; 
$port = 25;
$mydomain = ""; 
$username = ""; 
$password = "";
$sender = "";
$recipient = "";
$subject = "";
$content = "";

$handle = fsockopen($smtp_server,$port); 
if($handle) 
{ 
	fputs($handle, "EHLO $mydomain\r\n");  
	fputs($handle, "AUTH LOGIN\r\n"); 
	fputs($handle, base64_encode($username)."\r\n"); 
	fputs($handle, base64_encode($password)."\r\n"); 
	fputs($handle, "MAIL FROM:<$sender>\r\n"); 
	fputs($handle, "RCPT TO:<$recipient>\r\n"); 
	fputs($handle, "DATA\r\n"); 
	fputs($handle, "To: $recipient\r\n"); 
	fputs($handle, "Subject: $subject\r\n"); 
	fputs($handle, "$content"); 
	fputs($handle, "\r\n.\r\n");
	fputs($handle, "QUIT\n");
	sleep(5);
	fclose($handle);
}else{
	echo "Nu s-a putut trimite.";
}
?>