[  424.149545] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  424.165622] br0: port 1(c1) entered blocking state
[  424.165687] br0: port 1(c1) entered disabled state
[  424.165722] c1: entered allmulticast mode
[  424.165779] c1: entered promiscuous mode
[  424.180865] br0: port 2(c2) entered blocking state
[  424.180902] br0: port 2(c2) entered disabled state
[  424.180940] c2: entered allmulticast mode
[  424.180983] c2: entered promiscuous mode
[  424.196133] br0: port 3(c3) entered blocking state
[  424.196171] br0: port 3(c3) entered disabled state
[  424.196206] c3: entered allmulticast mode
[  424.196253] c3: entered promiscuous mode
[  424.211936] br0: port 4(sender) entered blocking state
[  424.211980] br0: port 4(sender) entered disabled state
[  424.212016] sender: entered allmulticast mode
[  424.212068] sender: entered promiscuous mode
[  424.218236] br0: port 4(sender) entered blocking state
[  424.218274] br0: port 4(sender) entered forwarding state
[  424.218309] br0: port 3(c3) entered blocking state
[  424.218341] br0: port 3(c3) entered forwarding state
[  424.218371] br0: port 2(c2) entered blocking state
[  424.218401] br0: port 2(c2) entered forwarding state
[  424.218435] br0: port 1(c1) entered blocking state
[  424.218464] br0: port 1(c1) entered forwarding state
[  424.225381] Bridge firewalling registered
[  434.839716] br0: port 1(c1) entered disabled state
[  434.839946] c1 (unregistering): left allmulticast mode
[  434.839983] c1 (unregistering): left promiscuous mode
[  434.840018] br0: port 1(c1) entered disabled state
[  434.864784] br0: port 2(c2) entered disabled state
[  434.864979] c2 (unregistering): left allmulticast mode
[  434.865018] c2 (unregistering): left promiscuous mode
[  434.865049] br0: port 2(c2) entered disabled state
[  434.892749] sender: left allmulticast mode
[  434.892786] sender: left promiscuous mode
[  434.892822] br0: port 4(sender) entered disabled state
[  434.893012] c3: left allmulticast mode
[  434.893032] c3: left promiscuous mode
[  434.893066] br0: port 3(c3) entered disabled state