[  431.531892] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  431.547207] br0: port 1(c1) entered blocking state
[  431.547261] br0: port 1(c1) entered disabled state
[  431.547300] c1: entered allmulticast mode
[  431.547355] c1: entered promiscuous mode
[  431.561485] br0: port 2(c2) entered blocking state
[  431.561526] br0: port 2(c2) entered disabled state
[  431.561557] c2: entered allmulticast mode
[  431.561600] c2: entered promiscuous mode
[  431.575729] br0: port 3(c3) entered blocking state
[  431.575802] br0: port 3(c3) entered disabled state
[  431.575871] c3: entered allmulticast mode
[  431.575949] c3: entered promiscuous mode
[  431.590078] br0: port 4(sender) entered blocking state
[  431.590119] br0: port 4(sender) entered disabled state
[  431.590147] sender: entered allmulticast mode
[  431.590197] sender: entered promiscuous mode
[  431.595716] br0: port 4(sender) entered blocking state
[  431.595752] br0: port 4(sender) entered forwarding state
[  431.595787] br0: port 3(c3) entered blocking state
[  431.595819] br0: port 3(c3) entered forwarding state
[  431.595851] br0: port 2(c2) entered blocking state
[  431.595883] br0: port 2(c2) entered forwarding state
[  431.595913] br0: port 1(c1) entered blocking state
[  431.595944] br0: port 1(c1) entered forwarding state
[  431.602490] Bridge firewalling registered
[  442.271367] br0: port 1(c1) entered disabled state
[  442.271614] c1 (unregistering): left allmulticast mode
[  442.271677] c1 (unregistering): left promiscuous mode
[  442.271744] br0: port 1(c1) entered disabled state
[  442.293324] br0: port 2(c2) entered disabled state
[  442.293472] c2 (unregistering): left allmulticast mode
[  442.293507] c2 (unregistering): left promiscuous mode
[  442.293542] br0: port 2(c2) entered disabled state
[  442.316330] sender: left allmulticast mode
[  442.316357] sender: left promiscuous mode
[  442.316385] br0: port 4(sender) entered disabled state
[  442.316495] c3: left allmulticast mode
[  442.316517] c3: left promiscuous mode
[  442.316545] br0: port 3(c3) entered disabled state