ftp 500错误
[右] 正在连接到 116.255.145.195(郑州沈阳) -> IP=116.255.145.195 PORT=21
[右] 已连接到 116.255.145.195(郑州沈阳)
[右] 220 Microsoft FTP Service
[右] USER ftp_back
[右] 331 Password required for ftp_back.
[右] PASS (hidden)
[右] 230 User ftp_back logged in.
[右] SYST
[右] 215 Windows_NT
[右] FEAT
[右] 211-FEAT
[右] SIZE
[右] MDTM
[右] 211 END
[右] PWD
[右] 257 "/ftp_back" is current directory.
[右] TYPE A
[右] 200 Type set to A.
[右] PASV
[右] 227 Entering Passive Mode (116,255,145,195,4,58).
[右] 正在打开数据连接 IP: 116.255.145.195 端口: 1082
[右] LIST -al
[右] 426 Connection closed; transfer aborted.
[右] 列表 错误
[右] 以 PASV 模式连接失败,正在尝试使用 PORT 模式。
[右] 侦听于端口: 58502,正在等候连接。
[右] PORT 192,168,255,111,228,134
[右] 500 Invalid PORT Command.
[右] 列表 错误