Open Sandvox and click on the "Setup Host " icon on the main window.
You will get a warning telling you the Website is not setup to be published on this computer or another host and to click edit to setup where to publish your site. Click the "Edit" button in the lower right hand corner.
You will then be asked to select if you want to publish the site on your computer or an a Remote host. Click the button next to "On a Remote Host" and make sure the "FTP, SFTP or WebDAV" radio button is also selected. Click continue.
On the following screen, you will be asked for your FTP settings. In the top field, "URL Format:" type the full URL to your site (example: http://www.yourDomainName.com/).
In the "Hostname:" field, type the Host Server information from the email we sent with the subject line "MacHighway New Account Information".
The Upload Method menu is setup to FTP by default, so there's no need to change that.
In the Username and Password fields, type your FTP username and password, respectively. This information is referenced in your email with the subject line "MacHighway New Account Information".
Under document root, type "public_html" without the quotes. Click continue.
The next screen will verify that your settings are correct. Once you are ready to publish, click the "Publish" icon next to the "Setup Host" icon on the main window.
You can download a copy of Sandvox here
Note: If you would like to connect via SFTP, you would connect using port: 22222