[ 2643.248198] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this. [ 2643.271583] br0: port 1(dummy0) entered blocking state [ 2643.271589] br0: port 1(dummy0) entered disabled state [ 2643.271738] device dummy0 entered promiscuous mode [ 2643.318114] br0: port 1(dummy0) entered blocking state [ 2643.318125] br0: port 1(dummy0) entered forwarding state [ 2643.318181] IPv6: ADDRCONF(NETDEV_CHANGE): br0: link becomes ready