IPv6 broken on Fedora 20?

[Hannes Frederic Sowa]

On Fri, Dec 20, 2013 at 01:28:20AM +0900, Lorenzo Colitti wrote:
> On Fri, Dec 20, 2013 at 1:22 AM, Hannes Frederic Sowa <
> hannes at stressinduktion.org> wrote:
> 
> > NM has a user-space RA listener.
> >
> 
> Sigh. Why do we keep reinventing the wheel? What was wrong with the
> in-kernel RA implementation?

I wondered myself and got this response:
http://www.spinics.net/lists/netdev/msg255581.html