veering slightly from the topic (typical setup for a server host would
not be to use DHCPv6 but just statically route another block - usually a
/56 or /48), but...

On 2023-07-07, Anthony Coulter <b...@anthonycoulter.name> wrote:
> The trouble with subnets is that they have to be configured. I would
> have to install a DHCPv6 server to request that subnet. OpenBSD doesn't
> have one in base so I have to install the wide-dhcp6 package.

(to request a prefix be routed to you, you need a DHCPv6-PD client,
not a server)

why when people are looking for dhcpv6 software do they always find that
unmaintained-for-years run-the-whole-lot-as-root wide-dhcp6 thing?

use dhcpcd if you want a client that can do DHCPv6. the most recent release
was a couple of months ago, it's sensibly written, uses pledge where possible,
and has decent privilege separation for the parts which can't pledge).


picking one other bit..

> I would also suggest comparing the "hackiness" of NDP proxying to the
> hackiness of NAT, which is how we solve this same problem in IPv4.

it might be how some people solve it for v4. others solve it in a non-hacky
way which is exactly the same as the non-hacky way for v6; put the vpn clients
on a different subnet that's routed to the vpn gateway.


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