Fix IPv6 connectivity on a Vultr VM after upgrading to OpenBSD 7.1
I manage a Vultr VM that host few anycast services for an Autonomous System that I manage. When I tried to sys-upgrade the VM to the freshly 7.1 release of OpenBSD, I loosed my BGP session and the access to the VM via the IPv6 address that Vultr expose to me in the Vultr console and via the API. During the boot, I discovered some weird messages that I never saw before: