![]() The FTP server’s administrator can restrict access for downloading different files and from different folders residing in the FTP server. The FTP server allows the downloading and uploading of files. FTP ports 20 and 21 must both be open on the network for successful file transfers. FTP runs on two different Transmission Control Protocol ports: 20 and 21. FTP servers usually listen for client connections on port 21 since the FTP protocol generally uses this port as its principle route of communication. All file transfer protocol site addresses begin with ftp://. The recipient must access the server address, which can either be a URL (e.g., ) or as a numeric address (usually the IP address of the server). Techopedia Explains FTP ServerĪlthough the FTP server actually sends files over the internet, it generally acts as the midpoint between the real sender of a file and its recipient. ![]() In order to ensure that connections can be established at all times from the clients, an FTP server is usually switched on up and running 24/7.Īn FTP server is also known as an FTP site or FTP host. The files are generally uploaded to the server from a personal computer or other removable hard drives (such as a USB flash drive) and then sent from the server to a remote client via the FTP protocol.Īn FTP server needs a TCP/IP network to function and is dependent on the use of dedicated servers with one or more FTP clients. An FTP server is an important component in FTP architecture and helps in exchanging files over the internet. ![]()
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