[ 2892.960734] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this. [ 2892.990052] br0: port 1(dummy0) entered blocking state [ 2892.990065] br0: port 1(dummy0) entered disabled state [ 2892.990146] device dummy0 entered promiscuous mode [ 2893.102358] br0: port 1(dummy0) entered blocking state [ 2893.102374] br0: port 1(dummy0) entered forwarding state [ 2893.102402] IPv6: ADDRCONF(NETDEV_CHANGE): br0: link becomes ready