ipv6 default router Operation not permitted

[Mark Martinec]

> > I am informed that I must configure my interface to /64 by OVH. The same
> > as everyone else. So if everyone was on a /64 then we will send packets
> > to each other via our shared default gateway.

Btw, if the router responds to your subnet's (/64) anycast address
(RFC 4291 section 2.6.1 Required Anycast Address) and you are
not afraid of rougue routers on the same subnet, you could
try pointing a default route to that address, in your case
to 2001:41d0:2:e7c4::

  Mark