WireGuard over WireGuard

[John Lauro]

Wireguard is defaulting to 1420 MTU, the ethernet adapter is 1500 MTU,
and I have IPv6 completely disabled.

Can/should the MTU of wireguard be bumped to 1440?

On Wed, May 6, 2020 at 6:26 PM Jason A. Donenfeld <Jason at zx2c4.com> wrote:
>
> On Wed, May 6, 2020 at 4:24 PM Justin Kilpatrick <justin at althea.net> wrote:
> >
> > > 1340 or 1360
> >
> > Why two options? I've been using 1340 for a long time.
>
> WireGuard over IPv4 has a 60 byte overhead. WireGuard over IPv6 has an
> 80 byte overhead.