When you enable the Anonymous FTP access, a special directory is automatically created in your root directory. This directory can be accessed by all Internet users to view and download its content by FTP.
If you want anonymous FTP users to upload files, you have to enable Anonymous FTP Upload Facilities by clicking the ON/OFF button. NOTE: This section will appear on the Virtual FTP Host page only after you have activated Anonymous FTP. When you enable Anonymous FTP Upload Facilities, a special directory is automatically created in the Anonymous FTP directory.