FTP Server
FTP is the abbreviation for file Transfer Protocol (document Transfer Protocol), and Chinese is called "Interfax protocol".
Used for two-way transmission of control files on the Internet.
At the same time, it is also an application (application). There are different FTP applications based on different operating systems, and all of these applications follow the same protocol to transfer files.
In the use of FTP, users often encounter two concepts: "Download" (Download) and "Upload" (Upload).
The "Download" file is the copy file from the remote host to your computer;
An "upload" file is a copy of a file from your computer to a remote host. In the Internet language, users can upload (download) files to (from) a remote host through a client program.
or with CentOS or readhat, Ubuntu is not a good place to play this.
Linux Common server build-ftp server