enable csf issue with port 465

    function smtpmailer($to, $from, $from_name, $subject, $body) {   
        global $error;  
        $mail = new PHPMailer();  // create a new object  
        $mail->IsSMTP(); // enable SMTP  
        $mail->SMTPDebug = 0;  // debugging: 1 = errors and messages, 2 = messages only  
        $mail->SMTPAuth = true;  // authentication enabled  
        $mail->SMTPSecure = 'ssl'; // secure transfer enabled REQUIRED for Gmail  
        $mail->Host = 'smtp.gmail.com';  
        $mail->Port = 465;   
        $mail->Username = GUSER;    
        $mail->Password = GPWD;             
        $mail->SetFrom($from, $from_name);  
        $mail->Subject = $subject;  
        $mail->Body = $body;  
        $mail->AddAddress($to);  
        if(!$mail->Send()) {  
            $error = 'Mail error: '.$mail->ErrorInfo;   
            return false;  
        } else {  
            $error = 'Message sent!';  
            return true;  
        }  
    }

dmesg