https://datatracker.ietf.org/doc/html/rfc7047
https://manintheit.org/2019/12/17/creating-vlans-on-kvm-with-openvswitch/
https://blog.christophersmart.com/2020/07/27/how-to-create-linux-bridges-and-open-vswitch-bridges-with-networkmanager/ https://github.com/k8snetworkplumbingwg/ovs-cni/blob/main/docs/demo.md
https://bs.skullscrape.com/books/kvm-ovs-vlans-and-bears/page/reference-kvm-networks
https://bs.skullscrape.com/books/kvm-ovs-vlans-and-bears/page/the-crux
https://nickyt8.wordpress.com/2018/07/05/switching-to-linux-part-2-virtual-network-and-pfsense/
https://github.com/dschier-wtd/fedora-homeserver.git
https://github.com/racedo/vLab-Files/blob/master/Libvirt%20KVM%20guests/set-up-hypervisor.md
https://kashyapc.fedorapeople.org/virt/openvswitch-and-libvirt-kvm.txt