Also tested on Dell XPS 13 9360 with QCA6174 adapter. I am no longer experiencing loss of connectivity when performing group rekeying.
Works on optiplex 980 with i5 650, dual monitor using vga+display port. Used to flicker on moving the cursor from one display to the other. No longer the case.
Also tested on Dell XPS 13 9360 with QCA6174 adapter. I am no longer experiencing loss of connectivity when performing group rekeying.