No.In essence the n800 becomes the USB lan adapter. USB has basically two flavors (ignoring OTG) host or gadget. Host is how a desktop machine normally behaves -- you plug USB gadgets into a host. By default the N800 presents itself as a USB storage device. There are several common gadget drivers, file backed storage, ethernet, serial. The N800 can be any gadget as long as there is a working driver. Messing with gadgets does require root permission.
Note that a device can only be one type of device at a time; hence the rmmod f g_file_storage before insmoding g_ether.