General Info on FidoNet

FidoNet consists of approximately 10,000 systems world-wide which comprise a network which exchanges mail and files via Modems using a proprietary protocol. They are connected for the purposes of exchanging E-Mail to the Internet thru a series of gateway systems which interact with the Internet via UUCP with cooperating UNIX-based smart-hosts which act as their MX-receivers.

With some exceptions, you cannot Telnet or FTP to a FidoNet site, only communicate via E-Mail and Usenet News.