[  441.421406] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  441.437592] br0: port 1(c1) entered blocking state
[  441.437665] br0: port 1(c1) entered disabled state
[  441.437731] c1: entered allmulticast mode
[  441.437809] c1: entered promiscuous mode
[  441.453062] br0: port 2(c2) entered blocking state
[  441.453106] br0: port 2(c2) entered disabled state
[  441.453148] c2: entered allmulticast mode
[  441.453196] c2: entered promiscuous mode
[  441.468309] br0: port 3(c3) entered blocking state
[  441.468356] br0: port 3(c3) entered disabled state
[  441.468390] c3: entered allmulticast mode
[  441.468436] c3: entered promiscuous mode
[  441.483558] br0: port 4(sender) entered blocking state
[  441.483624] br0: port 4(sender) entered disabled state
[  441.483693] sender: entered allmulticast mode
[  441.483783] sender: entered promiscuous mode
[  441.489978] br0: port 4(sender) entered blocking state
[  441.490011] br0: port 4(sender) entered forwarding state
[  441.490041] br0: port 3(c3) entered blocking state
[  441.490073] br0: port 3(c3) entered forwarding state
[  441.490104] br0: port 2(c2) entered blocking state
[  441.490134] br0: port 2(c2) entered forwarding state
[  441.490168] br0: port 1(c1) entered blocking state
[  441.490201] br0: port 1(c1) entered forwarding state
[  441.496936] Bridge firewalling registered
[  452.160026] br0: port 1(c1) entered disabled state
[  452.160570] c1 (unregistering): left allmulticast mode
[  452.160630] c1 (unregistering): left promiscuous mode
[  452.160668] br0: port 1(c1) entered disabled state
[  452.181232] br0: port 2(c2) entered disabled state
[  452.181461] c2 (unregistering): left allmulticast mode
[  452.181492] c2 (unregistering): left promiscuous mode
[  452.181514] br0: port 2(c2) entered disabled state
[  452.202275] br0: port 4(sender) entered disabled state
[  452.202377] br0: port 3(c3) entered disabled state
[  452.202608] sender (unregistering): left allmulticast mode
[  452.202638] sender (unregistering): left promiscuous mode
[  452.202671] br0: port 4(sender) entered disabled state
[  452.202983] c3 (unregistering): left allmulticast mode
[  452.203013] c3 (unregistering): left promiscuous mode
[  452.203046] br0: port 3(c3) entered disabled state