[  473.483761] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  473.500069] br0: port 1(c1) entered blocking state
[  473.500107] br0: port 1(c1) entered disabled state
[  473.500143] c1: entered allmulticast mode
[  473.500189] c1: entered promiscuous mode
[  473.515632] br0: port 2(c2) entered blocking state
[  473.515678] br0: port 2(c2) entered disabled state
[  473.515718] c2: entered allmulticast mode
[  473.515763] c2: entered promiscuous mode
[  473.530304] br0: port 3(c3) entered blocking state
[  473.530342] br0: port 3(c3) entered disabled state
[  473.530379] c3: entered allmulticast mode
[  473.530428] c3: entered promiscuous mode
[  473.545275] br0: port 4(sender) entered blocking state
[  473.545319] br0: port 4(sender) entered disabled state
[  473.545349] sender: entered allmulticast mode
[  473.545404] sender: entered promiscuous mode
[  473.551097] br0: port 4(sender) entered blocking state
[  473.551136] br0: port 4(sender) entered forwarding state
[  473.551168] br0: port 3(c3) entered blocking state
[  473.551201] br0: port 3(c3) entered forwarding state
[  473.551234] br0: port 2(c2) entered blocking state
[  473.551263] br0: port 2(c2) entered forwarding state
[  473.551291] br0: port 1(c1) entered blocking state
[  473.551319] br0: port 1(c1) entered forwarding state
[  473.558199] Bridge firewalling registered
[  484.215683] br0: port 1(c1) entered disabled state
[  484.216086] c1 (unregistering): left allmulticast mode
[  484.216159] c1 (unregistering): left promiscuous mode
[  484.216255] br0: port 1(c1) entered disabled state
[  484.229071] br0: port 2(c2) entered disabled state
[  484.229274] c2 (unregistering): left allmulticast mode
[  484.229384] c2 (unregistering): left promiscuous mode
[  484.229448] br0: port 2(c2) entered disabled state
[  484.250098] br0: port 3(c3) entered disabled state
[  484.250310] c3 (unregistering): left allmulticast mode
[  484.250372] c3 (unregistering): left promiscuous mode
[  484.250466] br0: port 3(c3) entered disabled state
[  484.268045] sender: left allmulticast mode
[  484.268137] sender: left promiscuous mode
[  484.268202] br0: port 4(sender) entered disabled state