gtk4-bugaevc.EXE on Nostr: 1. On IPv4 you'd indeed need an out of band mechanism, such as a human administrator, ...

1. On IPv4 you'd indeed need an out of band mechanism, such as a human administrator, to allocate the subnet and set up routing. But we have PD in v6, so this could "just work" fully automatically (as long as the router on eth0 supports PD) — assuming that we can sort out how the pieces of local software on the host (libvirt, NM, ...) interact with each other.