[  440.531891] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  440.548589] br0: port 1(c1) entered blocking state
[  440.548668] br0: port 1(c1) entered disabled state
[  440.548740] c1: entered allmulticast mode
[  440.548828] c1: entered promiscuous mode
[  440.564123] br0: port 2(c2) entered blocking state
[  440.564191] br0: port 2(c2) entered disabled state
[  440.564262] c2: entered allmulticast mode
[  440.564344] c2: entered promiscuous mode
[  440.579502] br0: port 3(c3) entered blocking state
[  440.579537] br0: port 3(c3) entered disabled state
[  440.579578] c3: entered allmulticast mode
[  440.579622] c3: entered promiscuous mode
[  440.594650] br0: port 4(sender) entered blocking state
[  440.594683] br0: port 4(sender) entered disabled state
[  440.594718] sender: entered allmulticast mode
[  440.594770] sender: entered promiscuous mode
[  440.600678] br0: port 4(sender) entered blocking state
[  440.600742] br0: port 4(sender) entered forwarding state
[  440.600810] br0: port 3(c3) entered blocking state
[  440.600874] br0: port 3(c3) entered forwarding state
[  440.600939] br0: port 2(c2) entered blocking state
[  440.601003] br0: port 2(c2) entered forwarding state
[  440.601067] br0: port 1(c1) entered blocking state
[  440.601129] br0: port 1(c1) entered forwarding state
[  440.608230] Bridge firewalling registered
[  451.274037] br0: port 1(c1) entered disabled state
[  451.274293] c1 (unregistering): left allmulticast mode
[  451.274375] c1 (unregistering): left promiscuous mode
[  451.274437] br0: port 1(c1) entered disabled state
[  451.296678] br0: port 2(c2) entered disabled state
[  451.296891] c2 (unregistering): left allmulticast mode
[  451.296986] c2 (unregistering): left promiscuous mode
[  451.297077] br0: port 2(c2) entered disabled state
[  451.325718] sender: left allmulticast mode
[  451.325816] sender: left promiscuous mode
[  451.325880] br0: port 4(sender) entered disabled state
[  451.326035] c3: left allmulticast mode
[  451.326116] c3: left promiscuous mode
[  451.326172] br0: port 3(c3) entered disabled state