[  420.289613] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  420.306191] br0: port 1(c1) entered blocking state
[  420.306242] br0: port 1(c1) entered disabled state
[  420.306281] c1: entered allmulticast mode
[  420.306330] c1: entered promiscuous mode
[  420.321499] br0: port 2(c2) entered blocking state
[  420.321537] br0: port 2(c2) entered disabled state
[  420.321585] c2: entered allmulticast mode
[  420.321645] c2: entered promiscuous mode
[  420.336466] br0: port 3(c3) entered blocking state
[  420.336540] br0: port 3(c3) entered disabled state
[  420.336615] c3: entered allmulticast mode
[  420.336699] c3: entered promiscuous mode
[  420.351132] br0: port 4(sender) entered blocking state
[  420.351202] br0: port 4(sender) entered disabled state
[  420.351281] sender: entered allmulticast mode
[  420.351375] sender: entered promiscuous mode
[  420.357389] br0: port 4(sender) entered blocking state
[  420.357435] br0: port 4(sender) entered forwarding state
[  420.357470] br0: port 3(c3) entered blocking state
[  420.357500] br0: port 3(c3) entered forwarding state
[  420.357532] br0: port 2(c2) entered blocking state
[  420.357562] br0: port 2(c2) entered forwarding state
[  420.357597] br0: port 1(c1) entered blocking state
[  420.357631] br0: port 1(c1) entered forwarding state
[  420.364867] Bridge firewalling registered
[  431.022457] br0: port 1(c1) entered disabled state
[  431.022691] c1 (unregistering): left allmulticast mode
[  431.022729] c1 (unregistering): left promiscuous mode
[  431.022761] br0: port 1(c1) entered disabled state
[  431.040254] br0: port 2(c2) entered disabled state
[  431.040455] c2 (unregistering): left allmulticast mode
[  431.040497] c2 (unregistering): left promiscuous mode
[  431.040523] br0: port 2(c2) entered disabled state
[  431.059270] br0: port 4(sender) entered disabled state
[  431.059362] br0: port 3(c3) entered disabled state
[  431.059515] sender (unregistering): left allmulticast mode
[  431.059578] sender (unregistering): left promiscuous mode
[  431.059622] br0: port 4(sender) entered disabled state
[  431.059931] c3 (unregistering): left allmulticast mode
[  431.059971] c3 (unregistering): left promiscuous mode
[  431.060005] br0: port 3(c3) entered disabled state