FTP (File Transfer Protocol):

We recommend the following FTP programs for file transfer:
WS_FTP: http://www.wsftp.com (Windows)
CuteFTP: http://www.cuteftp.com (Windows)
Transmit: http://www.panic.com/transmit/ (Macintosh)
Fetch: http://www.fetch.net (Macintosh)

How do I connect to my site with FTP?
Hostname: yourdomain.com or IP address
Username: your username
Password: your password
Passive FTP: ON

To use Internet Explorer for FTP, type the following path:
ftp://username:password@yourdomain.com