[  417.706589] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  417.721733] br0: port 1(c1) entered blocking state
[  417.721770] br0: port 1(c1) entered disabled state
[  417.721805] c1: entered allmulticast mode
[  417.721842] c1: entered promiscuous mode
[  417.735891] br0: port 2(c2) entered blocking state
[  417.735921] br0: port 2(c2) entered disabled state
[  417.735944] c2: entered allmulticast mode
[  417.735980] c2: entered promiscuous mode
[  417.749519] br0: port 3(c3) entered blocking state
[  417.749548] br0: port 3(c3) entered disabled state
[  417.749574] c3: entered allmulticast mode
[  417.749607] c3: entered promiscuous mode
[  417.763696] br0: port 4(sender) entered blocking state
[  417.763761] br0: port 4(sender) entered disabled state
[  417.763842] sender: entered allmulticast mode
[  417.763934] sender: entered promiscuous mode
[  417.769351] br0: port 4(sender) entered blocking state
[  417.769380] br0: port 4(sender) entered forwarding state
[  417.769410] br0: port 3(c3) entered blocking state
[  417.769438] br0: port 3(c3) entered forwarding state
[  417.769463] br0: port 2(c2) entered blocking state
[  417.769483] br0: port 2(c2) entered forwarding state
[  417.769504] br0: port 1(c1) entered blocking state
[  417.769527] br0: port 1(c1) entered forwarding state
[  417.776955] Bridge firewalling registered
[  428.408921] br0: port 1(c1) entered disabled state
[  428.409210] c1 (unregistering): left allmulticast mode
[  428.409290] c1 (unregistering): left promiscuous mode
[  428.409354] br0: port 1(c1) entered disabled state
[  428.437951] br0: port 2(c2) entered disabled state
[  428.438215] c2 (unregistering): left allmulticast mode
[  428.438296] c2 (unregistering): left promiscuous mode
[  428.438399] br0: port 2(c2) entered disabled state
[  428.458896] sender: left allmulticast mode
[  428.458962] sender: left promiscuous mode
[  428.459046] br0: port 4(sender) entered disabled state
[  428.459233] c3: left allmulticast mode
[  428.459297] c3: left promiscuous mode
[  428.459403] br0: port 3(c3) entered disabled state