[ 2588.669613] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this. [ 2588.743255] br0: port 1(dummy0) entered blocking state [ 2588.743999] br0: port 1(dummy0) entered disabled state [ 2588.745272] device dummy0 entered promiscuous mode [ 2588.911124] br0: port 1(dummy0) entered blocking state [ 2588.911889] br0: port 1(dummy0) entered forwarding state [ 2588.912673] IPv6: ADDRCONF(NETDEV_CHANGE): br0: link becomes ready