[  413.990162] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  414.005418] br0: port 1(c1) entered blocking state
[  414.005505] br0: port 1(c1) entered disabled state
[  414.005570] c1: entered allmulticast mode
[  414.005655] c1: entered promiscuous mode
[  414.019951] br0: port 2(c2) entered blocking state
[  414.019997] br0: port 2(c2) entered disabled state
[  414.020031] c2: entered allmulticast mode
[  414.020070] c2: entered promiscuous mode
[  414.034151] br0: port 3(c3) entered blocking state
[  414.034192] br0: port 3(c3) entered disabled state
[  414.034221] c3: entered allmulticast mode
[  414.034268] c3: entered promiscuous mode
[  414.048353] br0: port 4(sender) entered blocking state
[  414.048390] br0: port 4(sender) entered disabled state
[  414.048423] sender: entered allmulticast mode
[  414.048473] sender: entered promiscuous mode
[  414.053888] br0: port 4(sender) entered blocking state
[  414.053954] br0: port 4(sender) entered forwarding state
[  414.054029] br0: port 3(c3) entered blocking state
[  414.054092] br0: port 3(c3) entered forwarding state
[  414.054158] br0: port 2(c2) entered blocking state
[  414.054222] br0: port 2(c2) entered forwarding state
[  414.054287] br0: port 1(c1) entered blocking state
[  414.054350] br0: port 1(c1) entered forwarding state
[  414.061966] Bridge firewalling registered
[  424.681104] br0: port 1(c1) entered disabled state
[  424.681392] c1 (unregistering): left allmulticast mode
[  424.681454] c1 (unregistering): left promiscuous mode
[  424.681521] br0: port 1(c1) entered disabled state
[  424.710089] br0: port 2(c2) entered disabled state
[  424.710381] c2 (unregistering): left allmulticast mode
[  424.710474] c2 (unregistering): left promiscuous mode
[  424.710540] br0: port 2(c2) entered disabled state
[  424.733039] sender: left allmulticast mode
[  424.733096] sender: left promiscuous mode
[  424.733161] br0: port 4(sender) entered disabled state
[  424.733336] c3: left allmulticast mode
[  424.733407] c3: left promiscuous mode
[  424.733474] br0: port 3(c3) entered disabled state