28ef43824b
For reasons yet unknown, the vxlan backend doesn't work (at least inside the qemu networking), so this is moved to the udp backend. Note changing the backend apparently also changes the interface name, it's now `flannel0`, not `flannel.1` fixes #74941
*** NixOS *** NixOS is a Linux distribution based on the purely functional package management system Nix. More information can be found at http://nixos.org/nixos and in the manual in doc/manual.