主题：Server Message Block

[16:37:38] 正在连接服务器

[16:37:38] 传递用户名:

[16:37:38] 传递用户密码

[16:37:38] 设置二进制传输模式成功

[16:37:38] 服务器连接成功,用时:0.115秒

[16:37:38] 正在列表

[16:37:59] 不能连接到服务器,A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to 

[16:37:59] 正在列表

[16:38:09] FTP错误,System.Net.Sockets.SocketException: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond

[16:38:09] 进入PASV模式失败,

[16:38:09] FTP错误,System.Net.Sockets.SocketException: A non-blocking socket operation could not be completed immediately