Android Ftp a file from device to a server

问题

I would like to send a file from the device to a ftp server. Im using an emulator Api level 15 Android 4.0.3

I tried this tutorial: http://androiddev.orkitra.com/?p=28&cpage=2#comment-40

but i keep getting "could not connect"

Can anyone help me understands how to use this, or help to connect in a different way?

来源：https://stackoverflow.com/questions/10479333/android-ftp-a-file-from-device-to-a-server