Finaly
I succeeded to port the pi image from pi A+ to pi 2. so my iBox nano now runs on 4 core insted of 1 and also got the ethernet working.
you need 8 GB memmory for the image.
if you got problem and no webgui started, run.
"sudo node ibox/iBoxWebGUI.JS"
and it should work.
Download here:
iBox nano pi 2 image
iBox nano pi 2 image