proftpd 用securefx无法登录;dos 下可以

syncml

proftpd 用securefx无法登录，但是dos下ftp 192.168.0.200 没有问题，能put


securefx下的log如下，请问为什么

i Control connection successfully established.
< 220 ProFTPD 1.2.10 Server (ProFTPD Default Installation) [192.168.0.200]
i Time zone of server could not be determined.
>; USER march
< 331 Password required for march.
>; PASS <password>;
< 230 User march logged in.
>; SYST
< 215 UNIX Type: L8
>; PWD
< 257 "/" is current directory.
>; PASV
< 227 Entering Passive Mode (192,168,0,200,4,35).
i Data connection 4D01D8 could not be established (10065).