[  408.634523] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  408.647270] br0: port 1(c1) entered blocking state
[  408.647346] br0: port 1(c1) entered disabled state
[  408.647409] c1: entered allmulticast mode
[  408.647489] c1: entered promiscuous mode
[  408.659785] br0: port 2(c2) entered blocking state
[  408.659821] br0: port 2(c2) entered disabled state
[  408.659866] c2: entered allmulticast mode
[  408.659919] c2: entered promiscuous mode
[  408.671332] br0: port 3(c3) entered blocking state
[  408.671367] br0: port 3(c3) entered disabled state
[  408.671394] c3: entered allmulticast mode
[  408.671448] c3: entered promiscuous mode
[  408.682726] br0: port 4(sender) entered blocking state
[  408.682759] br0: port 4(sender) entered disabled state
[  408.682784] sender: entered allmulticast mode
[  408.682824] sender: entered promiscuous mode
[  408.687187] br0: port 4(sender) entered blocking state
[  408.687221] br0: port 4(sender) entered forwarding state
[  408.687255] br0: port 3(c3) entered blocking state
[  408.687285] br0: port 3(c3) entered forwarding state
[  408.687315] br0: port 2(c2) entered blocking state
[  408.687346] br0: port 2(c2) entered forwarding state
[  408.687374] br0: port 1(c1) entered blocking state
[  408.687398] br0: port 1(c1) entered forwarding state
[  408.693943] Bridge firewalling registered
[  419.301346] br0: port 1(c1) entered disabled state
[  419.301591] c1 (unregistering): left allmulticast mode
[  419.301707] c1 (unregistering): left promiscuous mode
[  419.301795] br0: port 1(c1) entered disabled state
[  419.332322] br0: port 3(c3) entered disabled state
[  419.332449] br0: port 2(c2) entered disabled state
[  419.332668] c3 (unregistering): left allmulticast mode
[  419.332741] c3 (unregistering): left promiscuous mode
[  419.332826] br0: port 3(c3) entered disabled state
[  419.333103] c2 (unregistering): left allmulticast mode
[  419.333174] c2 (unregistering): left promiscuous mode
[  419.333291] br0: port 2(c2) entered disabled state
[  419.353346] sender: left allmulticast mode
[  419.353411] sender: left promiscuous mode
[  419.353494] br0: port 4(sender) entered disabled state