problem med g6ftp og cisco 677

jeg har kørt g6ftp server i lang tid med adsl fra cybercity
men en cisco 677 router


men nu hvos man connecter med flash fxp
så siger den
WinSock 2.0
Connecting to 212.242.165.000
Connected to 212.242.165.000 Port 21
220 G6 FTP Server ready ...
USER user
331 Password required for user.
PASS (hidden)
230 User dexter logged in.
SYST
215 UNIX Type: L8
REST 100
350 REST supported. Ready to resume at byte offset 100.
REST 0
350 REST supported. Ready to resume at byte offset 0.
PWD
257 \"/C:/\" is current directory.
TYPE A
200 Type set to A.
PASV
227 Entering Passive Mode (212,242,165,000,39,44)
LIST
Connection Lost: 212.242.165.000

ipen er ændret af sikkerhedshensyn

hvad er der galt?