One of the best and most common ways to transfer files on the internet is via FTP or File Transfer Protocol. This allows a webmaster to place files on a server which can be downloaded by anyone (or anyone with a username and password).

Additional Articles

FTP You can use FTP to copy files to and from your web site. It's a good, efficient tool.
FTP Commands This is a list of some of the FTP commands which are available from the command prompt.
Anonymous FTP Need to find some files to download from the web? Chances are you will find them on an FTP site.
FTP- How Does It Work? Here is how FTP works and why it's more efficient than web browsing for large file transfers.