WireGuard over WireGuard

[Mo Balaa]

Was hoping setting them both to automatic would just work; but after
some fiddling that appears to be the issue.

What is the optimal MTU for the inner WireGuard tunnel if the outer
one is set 1420?

Thanks

On Wed, May 6, 2020 at 12:59 PM Derrick Lyndon Pallas <derrick at pallas.us> wrote:
>
> Have you checked your MTUs? ~Derrick
>
>
> On 5/6/20 9:57 AM, Mo Balaa wrote:
> > We are running WireGuard over WireGuard. It appears to work well;
> > however I am noticing some applications struggle to work reliably.
> > Lots of failed page loadss / timeouts. Any pointers on how I could go
> > about debugging these issues?
> >
> > Any general pointers on running WireGuard over WireGuard? One note
> > about my deployment is that it uses socat to transparently proxy the
> > inner tunnel between devices.
> >
> > The setup looks something like this:
> > tunnel 1 (iOS) -> socat -> tunnel 0 -> Linux (tunnel 0) -> (tunnel 1)
> >
> > Thanks for the feedback.