[  431.228876] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  431.244289] br0: port 1(c1) entered blocking state
[  431.244346] br0: port 1(c1) entered disabled state
[  431.244388] c1: entered allmulticast mode
[  431.244442] c1: entered promiscuous mode
[  431.258017] br0: port 2(c2) entered blocking state
[  431.258068] br0: port 2(c2) entered disabled state
[  431.258112] c2: entered allmulticast mode
[  431.258165] c2: entered promiscuous mode
[  431.271412] br0: port 3(c3) entered blocking state
[  431.271487] br0: port 3(c3) entered disabled state
[  431.271553] c3: entered allmulticast mode
[  431.271633] c3: entered promiscuous mode
[  431.284702] br0: port 4(sender) entered blocking state
[  431.284775] br0: port 4(sender) entered disabled state
[  431.284840] sender: entered allmulticast mode
[  431.284933] sender: entered promiscuous mode
[  431.290158] br0: port 4(sender) entered blocking state
[  431.290203] br0: port 4(sender) entered forwarding state
[  431.290242] br0: port 3(c3) entered blocking state
[  431.290278] br0: port 3(c3) entered forwarding state
[  431.290313] br0: port 2(c2) entered blocking state
[  431.290348] br0: port 2(c2) entered forwarding state
[  431.290380] br0: port 1(c1) entered blocking state
[  431.290412] br0: port 1(c1) entered forwarding state
[  431.298257] Bridge firewalling registered
[  441.978411] br0: port 1(c1) entered disabled state
[  441.978619] c1 (unregistering): left allmulticast mode
[  441.978656] c1 (unregistering): left promiscuous mode
[  441.978691] br0: port 1(c1) entered disabled state
[  442.008323] br0: port 3(c3) entered disabled state
[  442.008419] br0: port 2(c2) entered disabled state
[  442.008624] c3 (unregistering): left allmulticast mode
[  442.008660] c3 (unregistering): left promiscuous mode
[  442.008691] br0: port 3(c3) entered disabled state
[  442.008922] c2 (unregistering): left allmulticast mode
[  442.008962] c2 (unregistering): left promiscuous mode
[  442.008993] br0: port 2(c2) entered disabled state
[  442.032331] br0: port 4(sender) entered disabled state
[  442.032514] sender (unregistering): left allmulticast mode
[  442.032560] sender (unregistering): left promiscuous mode
[  442.032593] br0: port 4(sender) entered disabled state