if you do not enter the smtp server, it will use the one that is configured in the PHP.ini file.
The smtp server field is there in case the php.ini is not set correctly, or you wish to use a different smtp server.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.