[  401.664616] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  401.679020] br0: port 1(c1) entered blocking state
[  401.679124] br0: port 1(c1) entered disabled state
[  401.679198] c1: entered allmulticast mode
[  401.679278] c1: entered promiscuous mode
[  401.692287] br0: port 2(c2) entered blocking state
[  401.692378] br0: port 2(c2) entered disabled state
[  401.692414] c2: entered allmulticast mode
[  401.692457] c2: entered promiscuous mode
[  401.705389] br0: port 3(c3) entered blocking state
[  401.705436] br0: port 3(c3) entered disabled state
[  401.705471] c3: entered allmulticast mode
[  401.705512] c3: entered promiscuous mode
[  401.718427] br0: port 4(sender) entered blocking state
[  401.718473] br0: port 4(sender) entered disabled state
[  401.718511] sender: entered allmulticast mode
[  401.718558] sender: entered promiscuous mode
[  401.723555] br0: port 4(sender) entered blocking state
[  401.723602] br0: port 4(sender) entered forwarding state
[  401.723635] br0: port 3(c3) entered blocking state
[  401.723672] br0: port 3(c3) entered forwarding state
[  401.723705] br0: port 2(c2) entered blocking state
[  401.723740] br0: port 2(c2) entered forwarding state
[  401.723774] br0: port 1(c1) entered blocking state
[  401.723816] br0: port 1(c1) entered forwarding state
[  401.730980] Bridge firewalling registered
[  412.403878] br0: port 1(c1) entered disabled state
[  412.404381] c1 (unregistering): left allmulticast mode
[  412.404470] c1 (unregistering): left promiscuous mode
[  412.404516] br0: port 1(c1) entered disabled state
[  412.425837] br0: port 2(c2) entered disabled state
[  412.426118] c2 (unregistering): left allmulticast mode
[  412.426211] c2 (unregistering): left promiscuous mode
[  412.426258] br0: port 2(c2) entered disabled state
[  412.445862] br0: port 4(sender) entered disabled state
[  412.445952] br0: port 3(c3) entered disabled state
[  412.446185] sender (unregistering): left allmulticast mode
[  412.446301] sender (unregistering): left promiscuous mode
[  412.446349] br0: port 4(sender) entered disabled state
[  412.447129] c3 (unregistering): left allmulticast mode
[  412.447214] c3 (unregistering): left promiscuous mode
[  412.447261] br0: port 3(c3) entered disabled state