[  407.820154] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  407.834068] br0: port 1(c1) entered blocking state
[  407.834107] br0: port 1(c1) entered disabled state
[  407.834147] c1: entered allmulticast mode
[  407.834195] c1: entered promiscuous mode
[  407.847202] br0: port 2(c2) entered blocking state
[  407.847240] br0: port 2(c2) entered disabled state
[  407.847273] c2: entered allmulticast mode
[  407.847322] c2: entered promiscuous mode
[  407.861999] br0: port 3(c3) entered blocking state
[  407.862038] br0: port 3(c3) entered disabled state
[  407.862073] c3: entered allmulticast mode
[  407.862120] c3: entered promiscuous mode
[  407.875832] br0: port 4(sender) entered blocking state
[  407.875891] br0: port 4(sender) entered disabled state
[  407.875949] sender: entered allmulticast mode
[  407.876027] sender: entered promiscuous mode
[  407.881603] br0: port 4(sender) entered blocking state
[  407.881636] br0: port 4(sender) entered forwarding state
[  407.881662] br0: port 3(c3) entered blocking state
[  407.881698] br0: port 3(c3) entered forwarding state
[  407.881726] br0: port 2(c2) entered blocking state
[  407.881764] br0: port 2(c2) entered forwarding state
[  407.881797] br0: port 1(c1) entered blocking state
[  407.881824] br0: port 1(c1) entered forwarding state
[  407.888412] Bridge firewalling registered
[  418.550887] br0: port 1(c1) entered disabled state
[  418.551283] c1 (unregistering): left allmulticast mode
[  418.551344] c1 (unregistering): left promiscuous mode
[  418.551371] br0: port 1(c1) entered disabled state
[  418.568838] br0: port 2(c2) entered disabled state
[  418.569013] c2 (unregistering): left allmulticast mode
[  418.569041] c2 (unregistering): left promiscuous mode
[  418.569071] br0: port 2(c2) entered disabled state
[  418.591955] br0: port 4(sender) entered disabled state
[  418.592076] br0: port 3(c3) entered disabled state
[  418.592348] sender (unregistering): left allmulticast mode
[  418.592405] sender (unregistering): left promiscuous mode
[  418.592433] br0: port 4(sender) entered disabled state
[  418.592735] c3 (unregistering): left allmulticast mode
[  418.592770] c3 (unregistering): left promiscuous mode
[  418.592799] br0: port 3(c3) entered disabled state