[  437.190262] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  437.206704] br0: port 1(c1) entered blocking state
[  437.206738] br0: port 1(c1) entered disabled state
[  437.206775] c1: entered allmulticast mode
[  437.206825] c1: entered promiscuous mode
[  437.221804] br0: port 2(c2) entered blocking state
[  437.221876] br0: port 2(c2) entered disabled state
[  437.221949] c2: entered allmulticast mode
[  437.222069] c2: entered promiscuous mode
[  437.236820] br0: port 3(c3) entered blocking state
[  437.236852] br0: port 3(c3) entered disabled state
[  437.236892] c3: entered allmulticast mode
[  437.236937] c3: entered promiscuous mode
[  437.251649] br0: port 4(sender) entered blocking state
[  437.251681] br0: port 4(sender) entered disabled state
[  437.251718] sender: entered allmulticast mode
[  437.251769] sender: entered promiscuous mode
[  437.257856] br0: port 4(sender) entered blocking state
[  437.257926] br0: port 4(sender) entered forwarding state
[  437.258008] br0: port 3(c3) entered blocking state
[  437.258079] br0: port 3(c3) entered forwarding state
[  437.258149] br0: port 2(c2) entered blocking state
[  437.258213] br0: port 2(c2) entered forwarding state
[  437.258282] br0: port 1(c1) entered blocking state
[  437.258348] br0: port 1(c1) entered forwarding state
[  437.265283] Bridge firewalling registered
[  447.928982] br0: port 1(c1) entered disabled state
[  447.929347] c1 (unregistering): left allmulticast mode
[  447.929418] c1 (unregistering): left promiscuous mode
[  447.929498] br0: port 1(c1) entered disabled state
[  447.948131] br0: port 2(c2) entered disabled state
[  447.948324] c2 (unregistering): left allmulticast mode
[  447.948389] c2 (unregistering): left promiscuous mode
[  447.948452] br0: port 2(c2) entered disabled state
[  447.966085] br0: port 4(sender) entered disabled state
[  447.966218] br0: port 3(c3) entered disabled state
[  447.966411] sender (unregistering): left allmulticast mode
[  447.966508] sender (unregistering): left promiscuous mode
[  447.966600] br0: port 4(sender) entered disabled state
[  447.966880] c3 (unregistering): left allmulticast mode
[  447.966944] c3 (unregistering): left promiscuous mode
[  447.967053] br0: port 3(c3) entered disabled state