220---------- Welcome to Pure-FTPd [privsep] [TLS] ----------
[左] 220-You are user number 2 of 50 allowed.
[左] 220-Local time is now 19:26. Server port: 21.
[左] 220-This is a private system - No anonymous login
[左] 220-IPv6 connections are also welcome on this server.
[左] 220 You will be disconnected after 15 minutes of inactivity.
[左] USER ****
[左] 331 User **** OK. Password required
[左] PASS (hidden)
[左] 230 OK. Current directory is /
[左] SYST
[左] 215 UNIX Type: L8
[左] FEAT
[左] 211-Extensions supported:
[左] UTF8
[左] EPRT
[左] IDLE
[左] MDTM
[左] SIZE
[左] MFMT
[左] REST STREAM
[左] MLST type*;size*;sizd*;modify*;UNIX.mode*;UNIX.uid*;UNIX.gid*;unique*;
[左] MLSD
[左] PRET
[左] AUTH TLS
[左] PBSZ
[左] PROT
[左] TVFS
[左] ESTA
[左] PASV
[左] EPSV
[左] SPSV
[左] ESTP
[左] 211 End.
[左] OPTS UTF8 ON
[左] 504 Unknown command
[左] PWD
[左] 257 "/" is your current location
[左] PRET LIST
[左] 200 Ready to proceed
[左] PASV
[左] 227 Entering Passive Mode (172,31,30,236,116,18)
[左] 正在打开数据连接 IP: **** 端口: 29714
[左] 数据 Socket 错误: 连接已超时
如果改成主动模式，则这样的错误：
[左] 220---------- Welcome to Pure-FTPd [privsep] [TLS] ----------
[左] 220-You are user number 2 of 50 allowed.
[左] 220-Local time is now 19:29. Server port: 21.
[左] 220-This is a private system - No anonymous login
[左] 220-IPv6 connections are also welcome on this server.
[左] 220 You will be disconnected after 15 minutes of inactivity.
[左] USER ****
[左] 331 User **** OK. Password required
[左] PASS (hidden)
[左] 230 OK. Current directory is /
[左] SYST
[左] 215 UNIX Type: L8
[左] FEAT
[左] 211-Extensions supported:
[左] UTF8
[左] EPRT
[左] IDLE
[左] MDTM
[左] SIZE
[左] MFMT
[左] REST STREAM
[左] MLST type*;size*;sizd*;modify*;UNIX.mode*;UNIX.uid*;UNIX.gid*;unique*;
[左] MLSD
[左] PRET
[左] AUTH TLS
[左] PBSZ
[左] PROT
[左] TVFS
[左] ESTA
[左] PASV
[左] EPSV
[左] SPSV
[左] ESTP
[左] 211 End.
[左] OPTS UTF8 ON
[左] 504 Unknown command
[左] PWD
[左] 257 "/" is your current location
[左] 侦听于端口: 36054，正在等候连接。
[左] PORT 192,168,3,16,140,214
[左] 500 I won't open a connection to 192.168.1.4 (only to 123.152.189.227)
[左] 列表 错误