Zend_Mail with GMail

$mailTransport = new Zend_Mail_Transport_Smtp('smtp.gmail.com', array(
    'auth'     => 'login',
    'username' => 'xxxxxx@gmail.com',
    'password' => 'passxxxxx',
    'port'     => '587',
    'ssl'      => 'tls',
));
Zend_Mail::setDefaultTransport($mailTransport);