[  405.281915] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  405.295063] br0: port 1(c1) entered blocking state
[  405.295127] br0: port 1(c1) entered disabled state
[  405.295169] c1: entered allmulticast mode
[  405.295215] c1: entered promiscuous mode
[  405.308248] br0: port 2(c2) entered blocking state
[  405.308292] br0: port 2(c2) entered disabled state
[  405.308330] c2: entered allmulticast mode
[  405.308374] c2: entered promiscuous mode
[  405.320745] br0: port 3(c3) entered blocking state
[  405.320792] br0: port 3(c3) entered disabled state
[  405.320834] c3: entered allmulticast mode
[  405.320878] c3: entered promiscuous mode
[  405.333687] br0: port 4(sender) entered blocking state
[  405.333786] br0: port 4(sender) entered disabled state
[  405.333823] sender: entered allmulticast mode
[  405.333873] sender: entered promiscuous mode
[  405.339059] br0: port 4(sender) entered blocking state
[  405.339138] br0: port 4(sender) entered forwarding state
[  405.339219] br0: port 3(c3) entered blocking state
[  405.339256] br0: port 3(c3) entered forwarding state
[  405.339289] br0: port 2(c2) entered blocking state
[  405.339324] br0: port 2(c2) entered forwarding state
[  405.339357] br0: port 1(c1) entered blocking state
[  405.339383] br0: port 1(c1) entered forwarding state
[  405.346586] Bridge firewalling registered
[  415.972736] br0: port 1(c1) entered disabled state
[  415.972942] c1 (unregistering): left allmulticast mode
[  415.972997] c1 (unregistering): left promiscuous mode
[  415.973028] br0: port 1(c1) entered disabled state
[  416.002720] br0: port 3(c3) entered disabled state
[  416.002830] br0: port 2(c2) entered disabled state
[  416.003003] c3 (unregistering): left allmulticast mode
[  416.003044] c3 (unregistering): left promiscuous mode
[  416.003084] br0: port 3(c3) entered disabled state
[  416.003325] c2 (unregistering): left allmulticast mode
[  416.003363] c2 (unregistering): left promiscuous mode
[  416.003404] br0: port 2(c2) entered disabled state
[  416.021712] sender: left allmulticast mode
[  416.021751] sender: left promiscuous mode
[  416.021795] br0: port 4(sender) entered disabled state