Hi, I have had the same problem. The driver for Win 8.1 is working for the graphics, but tehe whole installation has disturbed network setitngs. I have removed the origin lenovo driver and hve installed the current display link driver version v7.9. Here is the url: The network card in the lenovo dock is also from Display link.
Ovt Scanner Driver Windows 10 here. The ThinkPad USB 3.0 Dock (0A33970) provides a quick and easy connection to all the workspace peripherals you use every day.
After installing the display link driver package you will find a folder in C: Program Files DisplayLink Core Software called WDDMDriver. Open your management consol and install the driver manually for the lenovo ethernet adapter.
Right click on USB Ethernet device in device manager Select Update Driver Select Browse my computer for driver software Select Browse Enter C: Program Files DisplayLink Core Software WDDMDrive This driver works the sam is for the audio driver. Here the folder is named audio driver. Logitech G930 Drivers Windows 10. After this installation I have all functions back from my USB dock.