[  414.161608] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  414.177856] br0: port 1(c1) entered blocking state
[  414.177903] br0: port 1(c1) entered disabled state
[  414.177951] c1: entered allmulticast mode
[  414.178006] c1: entered promiscuous mode
[  414.193006] br0: port 2(c2) entered blocking state
[  414.193054] br0: port 2(c2) entered disabled state
[  414.193095] c2: entered allmulticast mode
[  414.193149] c2: entered promiscuous mode
[  414.208113] br0: port 3(c3) entered blocking state
[  414.208151] br0: port 3(c3) entered disabled state
[  414.208186] c3: entered allmulticast mode
[  414.208228] c3: entered promiscuous mode
[  414.223445] br0: port 4(sender) entered blocking state
[  414.223481] br0: port 4(sender) entered disabled state
[  414.223515] sender: entered allmulticast mode
[  414.223569] sender: entered promiscuous mode
[  414.229154] br0: port 4(sender) entered blocking state
[  414.229188] br0: port 4(sender) entered forwarding state
[  414.229224] br0: port 3(c3) entered blocking state
[  414.229255] br0: port 3(c3) entered forwarding state
[  414.229288] br0: port 2(c2) entered blocking state
[  414.229317] br0: port 2(c2) entered forwarding state
[  414.229346] br0: port 1(c1) entered blocking state
[  414.229375] br0: port 1(c1) entered forwarding state
[  414.236002] Bridge firewalling registered
[  424.832893] br0: port 1(c1) entered disabled state
[  424.833138] c1 (unregistering): left allmulticast mode
[  424.833213] c1 (unregistering): left promiscuous mode
[  424.833278] br0: port 1(c1) entered disabled state
[  424.852798] br0: port 2(c2) entered disabled state
[  424.853068] c2 (unregistering): left allmulticast mode
[  424.853137] c2 (unregistering): left promiscuous mode
[  424.853201] br0: port 2(c2) entered disabled state
[  424.878812] br0: port 4(sender) entered disabled state
[  424.878932] br0: port 3(c3) entered disabled state
[  424.879115] sender (unregistering): left allmulticast mode
[  424.879178] sender (unregistering): left promiscuous mode
[  424.879242] br0: port 4(sender) entered disabled state
[  424.879609] c3 (unregistering): left allmulticast mode
[  424.879674] c3 (unregistering): left promiscuous mode
[  424.879765] br0: port 3(c3) entered disabled state