(Note that the FTP client above is not part of this solution. It only demonstrates how you can use a standard FTP client to communicate with the server.) This is an example of using low level network features to implement a high level protocol. It is an implementation of a standard FTP server...
Si no me equivoco la que indica xfood es para crear un servidor FTP.
Como no especificas si quieres servidor o cliente, aquí llevas la que sería para clientes
The Net library supports FTP, SMTP and POP3 protocols. This library replaces the FTP library. Both regular connections and SSL connections are supported. SMTP - Allows to directly connect to SMTP mail servers and send mails, including Html messages and attachments. POP3 - Allows to directly...
Por otro lado, si tecleas FTP en el campo de busqueda, te aparece esto, es cuestion de ir viendo sugerencia tras sugerencia. No es tan dificil.
Saludos