From: Erik Nordmark <[email protected]>
Date: Fri, 2 Dec 2016 14:00:08 -0800
> Implemented RFC7527 Enhanced DAD.
> IPv6 duplicate address detection can fail if there is some temporary
> loopback of Ethernet frames. RFC7527 solves this by including a random
> nonce in the NS messages used for DAD, and if an NS is received with the
> same nonce it is assumed to be a looped back DAD probe and is ignored.
> RFC7527 is enabled by default. Can be disabled by setting both of
> conf/{all,interface}/enhanced_dad to zero.
>
> Signed-off-by: Erik Nordmark <[email protected]>
> Signed-off-by: Bob Gilligan <[email protected]>
> Reviewed-by: Hannes Frederic Sowa <[email protected]>
Applied, thanks.