I tried with this example, but didn't worked, no send any email, I change the class "email_message_class" to "smtp_message_class"...but didn't like this:
require("email_message.php");
require("smtp_message.php");
require("smtp.php");
require("sasl.php");
$email_message=new smtp_message_class;
$email_message->smtp_host="smtp.osa.terra.com.br";
$email_message->localhost="localhost";
$email_message->smtp_port=25;
$email_message->smtp_ssl=0;
$email_message->smtp_start_tls=0;
$email_message->smtp_http_proxy_host_name='';
$email_message->smtp_http_proxy_host_port=3128;
$email_message->smtp_socks_host_name = '';
$email_message->smtp_socks_host_port = 1080;
$email_message->smtp_socks_version = '5';
$email_message->smtp_direct_delivery=0;
$email_message->smtp_exclude_address="";
$email_message->smtp_user="
[email protected]";
$email_message->smtp_password="xxxxxx";
$email_message->smtp_pop3_auth_host="";
$email_message->smtp_realm="
[email protected]";
$email_message->smtp_workstation="";
$email_message->smtp_authentication_mechanism="";
$email_message->smtp_debug=0;
$email_message->smtp_html_debug=1;
$email_message->maximum_bulk_deliveries=0;
$email_message->cache_body =1;
and the code is the same to test_bulk_mail