命令:> TYPE A
200 Type set to A.
状态:> 正在重获目录列表...
命令:> PASV
227 Entering Passive Mode (61,190,168,247,4,225)
命令:> LIST
状态:> 正在连接数据 socket...
错误:> 建立数据 socket 失败
COMMAND:> LIST 150 Opening ASCII mode data connection for /bin/ls.
426-Maximum disk quota limited to 100000 Kbytes Used disk quota 4073 Kbytes, available 95926 Kbytes
426 Data connection closed, transfer aborted