[ 2266.087896] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this. [ 2266.111316] br0: port 1(dummy0) entered blocking state [ 2266.111324] br0: port 1(dummy0) entered disabled state [ 2266.111369] device dummy0 entered promiscuous mode [ 2266.147854] br0: port 1(dummy0) entered blocking state [ 2266.147859] br0: port 1(dummy0) entered forwarding state [ 2266.147918] IPv6: ADDRCONF(NETDEV_CHANGE): br0: link becomes ready