flashfxp登ftp , 显示文件夹和文件 , 能建立文件夹 , 但不能上传下载

用flashfxp登录ftp , 能显示文件夹和文件 , 能建立文件夹 , 但不能上传和下载
[右] 正在连接到 EC2 -> IP=0000000 PORT=21
[右] 已连接到 EC2
[右] 220---------- Welcome to Pure-FTPd [privsep] ----------
[右] 220-You are user number 1 of 5000 allowed.
[右] 220-Local time is now 21:11. Server port: 21.
[右] 220-This is a private system - No anonymous login
[右] 220-IPv6 connections are also welcome on this server.
[右] 220 You will be disconnected after 15 minutes of inactivity.
[右] USER ec2
[右] 331 User ec2 OK. Password required
[右] PASS (hidden)
[右] 230 OK. Current directory is /
[右] SYST
[右] 215 UNIX Type: L8
[右] FEAT
[右] 211-Extensions supported:
[右] EPRT
[右] IDLE
[右] MDTM
[右] SIZE
[右] MFMT
[右] REST STREAM
[右] MLST type*;size*;sizd*;modify*;UNIX.mode*;UNIX.uid*;UNIX.gid*;unique*;
[右] MLSD
[右] UTF8
[右] ESTA
[右] PASV
[右] EPSV
[右] SPSV
[右] ESTP
[右] 211 End.
[右] PWD
[右] 257 "/" is your current location
[右] CWD /www.net
[右] 250 OK. Current directory is /www.net
[右] PWD
[右] 257 "/www.net" is your current location
[右] TYPE I
[右] 200 TYPE is now 8-bit binary
[右] MLST favicon.ico
[右] 550 Can't check for file existence
[右] PORT 192,168,88,4,247,25
[右] 200 PORT command successful
[右] STOR favicon.ico
[右] 425 Could not open data connection to port 25884: Connection refused
[右] 传输失败!
[右] TYPE A
[右] 200 TYPE is now ASCII
[右] STAT -l
[右] 列表完成: 271 字节 于 0.90 秒 (0.3 KB/秒)
传输队列已完成
已传输 0 文件 (0 字节) 于 2.98 秒 (0.0 KB/秒)
1 文件 已失败