just to be precise ftp don't support game transfer to do so use hdldump (or faplink but it has a lot of limitation) hdldump has it's own server to load on the ps2 and a client on pc to trasfer games, or you can mount your hd on the pc and use hdldump or winhiip
ps2os betatester, ps2tools codev, hdldump frontend dev
6 sony mc w/ps2os 0.2.4, hdl, ps2rmp1.50,ps2mp3...
na+hd maxtor diamondmax 7200 120GB
PS2 SCPH-30004R V6 ÐM$3 V2 firm 2.4 B.4
PS2 SCPH-50003 V9 ÐM$4 PRO firm toxic os 0.1