[  404.955551] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  404.969027] br0: port 1(c1) entered blocking state
[  404.969065] br0: port 1(c1) entered disabled state
[  404.969103] c1: entered allmulticast mode
[  404.969149] c1: entered promiscuous mode
[  404.983977] br0: port 2(c2) entered blocking state
[  404.984068] br0: port 2(c2) entered disabled state
[  404.984144] c2: entered allmulticast mode
[  404.984231] c2: entered promiscuous mode
[  404.997584] br0: port 3(c3) entered blocking state
[  404.997632] br0: port 3(c3) entered disabled state
[  404.997669] c3: entered allmulticast mode
[  404.997717] c3: entered promiscuous mode
[  405.011414] br0: port 4(sender) entered blocking state
[  405.011460] br0: port 4(sender) entered disabled state
[  405.011502] sender: entered allmulticast mode
[  405.011562] sender: entered promiscuous mode
[  405.016758] br0: port 4(sender) entered blocking state
[  405.016808] br0: port 4(sender) entered forwarding state
[  405.016847] br0: port 3(c3) entered blocking state
[  405.016886] br0: port 3(c3) entered forwarding state
[  405.016925] br0: port 2(c2) entered blocking state
[  405.016957] br0: port 2(c2) entered forwarding state
[  405.016992] br0: port 1(c1) entered blocking state
[  405.017035] br0: port 1(c1) entered forwarding state
[  405.024381] Bridge firewalling registered
[  415.677116] br0: port 1(c1) entered disabled state
[  415.677349] c1 (unregistering): left allmulticast mode
[  415.677391] c1 (unregistering): left promiscuous mode
[  415.677429] br0: port 1(c1) entered disabled state
[  415.704085] br0: port 2(c2) entered disabled state
[  415.704233] c2 (unregistering): left allmulticast mode
[  415.704272] c2 (unregistering): left promiscuous mode
[  415.704311] br0: port 2(c2) entered disabled state
[  415.722103] sender: left allmulticast mode
[  415.722147] sender: left promiscuous mode
[  415.722182] br0: port 4(sender) entered disabled state
[  415.722331] c3: left allmulticast mode
[  415.722364] c3: left promiscuous mode
[  415.722397] br0: port 3(c3) entered disabled state