think it has to do with my E-tech router

[Mastah[NL]]

Hello everyone

ive a question

when i try to connect to a normally ftp with port 21
ive no problems but when i try to connect to a server with a
strange port like 1337 55555 then i get this message:

150 Opening ASCII mode data connection for /bin/ls.
426 Data connection closed, transfer aborted

and ive have this probs since i have my router
never had it before

can someone help me

[MxxCon]

enable PASV mode