[ 473.599563] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this. [ 473.652413] br0: port 1(dummy0) entered blocking state [ 473.652425] br0: port 1(dummy0) entered disabled state [ 473.652493] device dummy0 entered promiscuous mode [ 473.772560] br0: port 1(dummy0) entered blocking state [ 473.772574] br0: port 1(dummy0) entered forwarding state [ 473.772617] IPv6: ADDRCONF(NETDEV_CHANGE): br0: link becomes ready