[  446.072966] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  446.088811] br0: port 1(c1) entered blocking state
[  446.088858] br0: port 1(c1) entered disabled state
[  446.088894] c1: entered allmulticast mode
[  446.088940] c1: entered promiscuous mode
[  446.103651] br0: port 2(c2) entered blocking state
[  446.103726] br0: port 2(c2) entered disabled state
[  446.103801] c2: entered allmulticast mode
[  446.103892] c2: entered promiscuous mode
[  446.118473] br0: port 3(c3) entered blocking state
[  446.118546] br0: port 3(c3) entered disabled state
[  446.118624] c3: entered allmulticast mode
[  446.118708] c3: entered promiscuous mode
[  446.133371] br0: port 4(sender) entered blocking state
[  446.133416] br0: port 4(sender) entered disabled state
[  446.133450] sender: entered allmulticast mode
[  446.133502] sender: entered promiscuous mode
[  446.139108] br0: port 4(sender) entered blocking state
[  446.139148] br0: port 4(sender) entered forwarding state
[  446.139179] br0: port 3(c3) entered blocking state
[  446.139208] br0: port 3(c3) entered forwarding state
[  446.139238] br0: port 2(c2) entered blocking state
[  446.139266] br0: port 2(c2) entered forwarding state
[  446.139294] br0: port 1(c1) entered blocking state
[  446.139326] br0: port 1(c1) entered forwarding state
[  446.146202] Bridge firewalling registered
[  456.807934] br0: port 1(c1) entered disabled state
[  456.808200] c1 (unregistering): left allmulticast mode
[  456.808247] c1 (unregistering): left promiscuous mode
[  456.808281] br0: port 1(c1) entered disabled state
[  456.827143] br0: port 2(c2) entered disabled state
[  456.827349] c2 (unregistering): left allmulticast mode
[  456.827387] c2 (unregistering): left promiscuous mode
[  456.827424] br0: port 2(c2) entered disabled state
[  456.842158] br0: port 3(c3) entered disabled state
[  456.842353] c3 (unregistering): left allmulticast mode
[  456.842392] c3 (unregistering): left promiscuous mode
[  456.842428] br0: port 3(c3) entered disabled state
[  456.865112] sender: left allmulticast mode
[  456.865178] sender: left promiscuous mode
[  456.865216] br0: port 4(sender) entered disabled state