[  396.984721] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  396.999488] br0: port 1(c1) entered blocking state
[  396.999557] br0: port 1(c1) entered disabled state
[  396.999624] c1: entered allmulticast mode
[  396.999710] c1: entered promiscuous mode
[  397.013921] br0: port 2(c2) entered blocking state
[  397.013952] br0: port 2(c2) entered disabled state
[  397.013989] c2: entered allmulticast mode
[  397.014033] c2: entered promiscuous mode
[  397.028114] br0: port 3(c3) entered blocking state
[  397.028147] br0: port 3(c3) entered disabled state
[  397.028185] c3: entered allmulticast mode
[  397.028234] c3: entered promiscuous mode
[  397.042228] br0: port 4(sender) entered blocking state
[  397.042290] br0: port 4(sender) entered disabled state
[  397.042356] sender: entered allmulticast mode
[  397.042440] sender: entered promiscuous mode
[  397.047910] br0: port 4(sender) entered blocking state
[  397.047975] br0: port 4(sender) entered forwarding state
[  397.048042] br0: port 3(c3) entered blocking state
[  397.048105] br0: port 3(c3) entered forwarding state
[  397.048170] br0: port 2(c2) entered blocking state
[  397.048241] br0: port 2(c2) entered forwarding state
[  397.048306] br0: port 1(c1) entered blocking state
[  397.048368] br0: port 1(c1) entered forwarding state
[  397.054786] Bridge firewalling registered
[  407.682292] br0: port 1(c1) entered disabled state
[  407.682457] c1 (unregistering): left allmulticast mode
[  407.682488] c1 (unregistering): left promiscuous mode
[  407.682516] br0: port 1(c1) entered disabled state
[  407.705271] br0: port 3(c3) entered disabled state
[  407.705341] br0: port 2(c2) entered disabled state
[  407.705531] c3 (unregistering): left allmulticast mode
[  407.705568] c3 (unregistering): left promiscuous mode
[  407.705605] br0: port 3(c3) entered disabled state
[  407.705880] c2 (unregistering): left allmulticast mode
[  407.705910] c2 (unregistering): left promiscuous mode
[  407.705941] br0: port 2(c2) entered disabled state
[  407.739286] sender: left allmulticast mode
[  407.739316] sender: left promiscuous mode
[  407.739347] br0: port 4(sender) entered disabled state