Hey Ivan, Sorry for not getting back to you sooner. On Mon, Nov 5, 2018 at 8:06 AM Ivan Labáth <labokml@xxxxxxx> wrote: > Any news on this? > > To be clear, question is not about an insignificant documentation > oversight. It is about copying bits from inner packets to outer packets The short answer is RFC6040 with DSCP fixed to 0 so as not to leak anything. I've added a description of this to <wireguard.com/protocol/>. Regards, Jason