ftp://211.139.9.76/
[左] 正在连接到 211.139.9.76 -> IP=211.139.9.76 PORT=21
[左] 已连接到 211.139.9.76
[左] 220 gzmcczxt Microsoft FTP Service (Version 5.0).
[左] USER anonymous
[左] 331 Anonymous access allowed, send identity (e-mail
name) as password.
[左] PASS (hidden)
[左] 230 Anonymous user logged in.
[左] SYST
[左] 215 Windows_NT version 5.0
[左] FEAT
[左] 500 'FEAT': command not understood
[左] CWD /
[左] 250 CWD command successful.
[左] PWD
[左] 257 "/" is current directory.
[左] TYPE A
[左] 200 Type set to A.
[左] PASV
[左] 227 Entering Passive Mode (211,139,9,76,4,4)
[左] 正在打开数据连接 IP: 211.139.9.76 端口: 1028
[左] 数据 Socket 错误: 连接已超时
[左] 列表错误
[左] PASV
[左] 227 Entering Passive Mode (211,139,9,76,4,14)
[左] 正在打开数据连接 IP: 211.139.9.76 端口: 1038
[左] 数据 Socket 错误: 连接已超时
[左] 列表错误
[左] CDUP
[左] 250 CWD command successful.
[左] PWD
[左] 257 "/" is current directory.
[左] PASV
[左] 227 Entering Passive Mode (211,139,9,76,4,22)
[左] 正在打开数据连接 IP: 211.139.9.76 端口: 1046
[左] LIST -al
[左] 125 Data connection already open; Transfer starting.
[左] 226 Transfer complete.
[左] 列表完成: 327 字节 于 0.67 秒 (0.5 KB/秒)
