The first zip only had the port number (25) in. This zip has the server name, port, and return path filled in.
When you say "what about the host" are you refering to server name?
This is what I filled in the first step of the wizard
Email object: Mail for Windows
Server name: smtpauth.earthlink.net
Port: 25
Return path: dannyd@buildersfence.com
*Organization:
*X-mailer:
*Character set:
*Left them blank.