[  440.226913] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  440.246476] br0: port 1(c1) entered blocking state
[  440.246572] br0: port 1(c1) entered disabled state
[  440.246652] c1: entered allmulticast mode
[  440.246755] c1: entered promiscuous mode
[  440.265030] br0: port 2(c2) entered blocking state
[  440.265076] br0: port 2(c2) entered disabled state
[  440.265120] c2: entered allmulticast mode
[  440.265174] c2: entered promiscuous mode
[  440.283146] br0: port 3(c3) entered blocking state
[  440.283194] br0: port 3(c3) entered disabled state
[  440.283232] c3: entered allmulticast mode
[  440.283288] c3: entered promiscuous mode
[  440.301254] br0: port 4(sender) entered blocking state
[  440.301297] br0: port 4(sender) entered disabled state
[  440.301334] sender: entered allmulticast mode
[  440.301407] sender: entered promiscuous mode
[  440.308208] br0: port 4(sender) entered blocking state
[  440.308253] br0: port 4(sender) entered forwarding state
[  440.308298] br0: port 3(c3) entered blocking state
[  440.308331] br0: port 3(c3) entered forwarding state
[  440.308364] br0: port 2(c2) entered blocking state
[  440.308406] br0: port 2(c2) entered forwarding state
[  440.308441] br0: port 1(c1) entered blocking state
[  440.308474] br0: port 1(c1) entered forwarding state
[  440.316525] Bridge firewalling registered
[  450.989516] br0: port 1(c1) entered disabled state
[  450.989764] c1 (unregistering): left allmulticast mode
[  450.989797] c1 (unregistering): left promiscuous mode
[  450.989823] br0: port 1(c1) entered disabled state
[  451.025502] br0: port 3(c3) entered disabled state
[  451.025614] br0: port 2(c2) entered disabled state
[  451.025811] c3 (unregistering): left allmulticast mode
[  451.025852] c3 (unregistering): left promiscuous mode
[  451.025889] br0: port 3(c3) entered disabled state
[  451.026328] c2 (unregistering): left allmulticast mode
[  451.026367] c2 (unregistering): left promiscuous mode
[  451.026417] br0: port 2(c2) entered disabled state
[  451.054508] sender: left allmulticast mode
[  451.054630] sender: left promiscuous mode
[  451.054733] br0: port 4(sender) entered disabled state