Magento - How enable SMTP server authentication and secure transport?

Question

I\'d like to make the SMTP server working on Magento app(version 1.7). so I added the following code on file app/code/core/Mage/Core/Model/Email/Template.php

Answer 1

You should not hack into the core code, there are many reasons because this it NOT a good idea. One is: You aren't able to upgrade.

Instead use a extension or write your own: http://www.magentocommerce.com/magento-connect/ASchroder/extension/1865/aschroder.com-smtp-pro