Zend Framework. Отправка писем через smtp-сервер.

$smtpConfig = array(
    'host' => 'smtphost',
    'username' => 'username',
    'password' => 'password',
    'port' => 25,
    'auth' => 'login'
);

$message = 'my html message';
$subject = 'test message';
$transport = new Zend_Mail_Transport_Smtp($smtpConfig['host'],
                 $smtpConfig);
Zend_Mail::setDefaultTransport($transport);
$mail = new Zend_Mail('utf-8');
$mail->setBodyHtml($message, 'utf-8');
$mail->setFrom('myemail@myhost.com', 'From me');
$mail->addTo($email, 'recipient name');
$mail->setSubject($subject);
$mail->send();