What browser are you using? Are you cutting and pasting the credentials from the post? Maybe you have IP blocking in place? I can't get to the ftp address with my browser at all to even enter ftp credentials.
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.