stands for File Transfer Protocol. It is a standard network protocol used for the transfer of computer files between a client and a server. Unlike a typical website (which uses HTTP), an FTP server looks like a raw file directory—think of it as a digital filing cabinet where engineers dump raw data, drivers, and software updates.
Check the sticker on the bottom of your device. Look for: ftp- ftp.dlink.ru pub adsl dsl-2750u firmware