upload.

src/send-mail-demo.js

 var mail = require('topsin.mail');
 var error = require('topsin.error'); 
 var err = mail.sendMail({
-    host:'192.168.0.108',
-    port: 9281,
-    auth_method:mail.AuthMethod.LOGIN,
+    host:'10.3.1.251',
+    port: 25,
+    // auth_method:mail.AuthMethod.LOGIN,
     connection_type:mail.ConnectionType.TCP,
-    from:'114723704@qq.com',
-    password: 'xxx',
+    from:'wyh@utpcb.com',
+    password: '123456',
     to:'leon.li@topibd.com',
-    subject:'TopJS Mail Forward Test',
+    subject:'TopJS Mail Test From Local SMTP Port 25',
     content:'topjs mail test body18',
     connection_timeout: 5000,
     response_timeout: 20000