服务器是seru，原来用的铁通adsl，正常，最近升级成光纤就连不上了，提示列表错误

[右] 220 FTP server ready
[右] USER abcabc
[右] 331 User name okay, need password
[右] PASS (hidden)
[右] 230 User logged in, proceed
[右] SYST
[右] 215 UNIX Type: L8
[右] FEAT
[右] 211-Extension supported
[右] CLNT
[右] MDTM
[右] MDTM YYYYMMDDHHMMSS[+-TZ];filename
[右] SIZE
[右] SITE PSWD;EXEC;SET;INDEX;ZONE;CHMOD;MSG
[右] REST STREAM
[右] XCRC filename;start;end
[右] MODE Z
[右] MLST Type;Size;Create;Modify;Win32ea;
[右] 211 End
[右] CLNT FlashFXP 4001526
[右] 200 Noted
[右] PWD
[右] 257 "/" is current directory
[右] CWD /web
[右] 250 Directory changed to /web
[右] PWD
[右] 257 "/web" is current directory
[右] MODE Z
[右] 200 MODE Z ok
[右] 侦听于端口: 3298，正在等候连接。
[右] PORT 192,168,1,166,12,226
[右] 200 PORT Command successful
[右] MLSD
[右] 150 Opening BINARY mode data connection for MLSD
[右] 426 Data connection closed, transfer aborted
[右] 列表 错误

421 too many users - please try again later
你的serv-u破解了吗，否则有用户数限制
PASV
227 Entering Passive Mode (10,1,5,1,15,98)
数据 Socket 错误: 连接已超时
看起来你的ftp服务器防火墙不支持被动模式，用主动port模式可以吗？

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