[  397.163947] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  397.176360] br0: port 1(c1) entered blocking state
[  397.176426] br0: port 1(c1) entered disabled state
[  397.176491] c1: entered allmulticast mode
[  397.176570] c1: entered promiscuous mode
[  397.189413] br0: port 2(c2) entered blocking state
[  397.189452] br0: port 2(c2) entered disabled state
[  397.189480] c2: entered allmulticast mode
[  397.189526] c2: entered promiscuous mode
[  397.201370] br0: port 3(c3) entered blocking state
[  397.201405] br0: port 3(c3) entered disabled state
[  397.201438] c3: entered allmulticast mode
[  397.201481] c3: entered promiscuous mode
[  397.213160] br0: port 4(sender) entered blocking state
[  397.213222] br0: port 4(sender) entered disabled state
[  397.213283] sender: entered allmulticast mode
[  397.213361] sender: entered promiscuous mode
[  397.217969] br0: port 4(sender) entered blocking state
[  397.218006] br0: port 4(sender) entered forwarding state
[  397.218041] br0: port 3(c3) entered blocking state
[  397.218068] br0: port 3(c3) entered forwarding state
[  397.218098] br0: port 2(c2) entered blocking state
[  397.218127] br0: port 2(c2) entered forwarding state
[  397.218157] br0: port 1(c1) entered blocking state
[  397.218185] br0: port 1(c1) entered forwarding state
[  397.224753] Bridge firewalling registered
[  407.882776] br0: port 1(c1) entered disabled state
[  407.882949] c1 (unregistering): left allmulticast mode
[  407.882988] c1 (unregistering): left promiscuous mode
[  407.883026] br0: port 1(c1) entered disabled state
[  407.903752] br0: port 2(c2) entered disabled state
[  407.903886] c2 (unregistering): left allmulticast mode
[  407.903930] c2 (unregistering): left promiscuous mode
[  407.903957] br0: port 2(c2) entered disabled state
[  407.915750] br0: port 4(sender) entered disabled state
[  407.915843] br0: port 3(c3) entered disabled state
[  407.915989] sender (unregistering): left allmulticast mode
[  407.916029] sender (unregistering): left promiscuous mode
[  407.916071] br0: port 4(sender) entered disabled state
[  407.916348] c3 (unregistering): left allmulticast mode
[  407.916387] c3 (unregistering): left promiscuous mode
[  407.916431] br0: port 3(c3) entered disabled state