SMTP is a transfer protocol, not a server type.
Simple Mail Transfer Protocol
the burst size shouldn't matter, but it doesn't hurt to have the settings match.
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.