[  401.295105] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  401.309029] br0: port 1(c1) entered blocking state
[  401.309080] br0: port 1(c1) entered disabled state
[  401.309120] c1: entered allmulticast mode
[  401.309170] c1: entered promiscuous mode
[  401.321511] br0: port 2(c2) entered blocking state
[  401.321558] br0: port 2(c2) entered disabled state
[  401.321591] c2: entered allmulticast mode
[  401.321634] c2: entered promiscuous mode
[  401.334064] br0: port 3(c3) entered blocking state
[  401.334109] br0: port 3(c3) entered disabled state
[  401.334142] c3: entered allmulticast mode
[  401.334185] c3: entered promiscuous mode
[  401.346625] br0: port 4(sender) entered blocking state
[  401.346663] br0: port 4(sender) entered disabled state
[  401.346696] sender: entered allmulticast mode
[  401.346751] sender: entered promiscuous mode
[  401.351587] br0: port 4(sender) entered blocking state
[  401.351622] br0: port 4(sender) entered forwarding state
[  401.351666] br0: port 3(c3) entered blocking state
[  401.351696] br0: port 3(c3) entered forwarding state
[  401.351728] br0: port 2(c2) entered blocking state
[  401.351764] br0: port 2(c2) entered forwarding state
[  401.351790] br0: port 1(c1) entered blocking state
[  401.351822] br0: port 1(c1) entered forwarding state
[  401.358766] Bridge firewalling registered
[  412.029938] br0: port 1(c1) entered disabled state
[  412.030138] c1 (unregistering): left allmulticast mode
[  412.030172] c1 (unregistering): left promiscuous mode
[  412.030204] br0: port 1(c1) entered disabled state
[  412.049886] br0: port 2(c2) entered disabled state
[  412.050031] c2 (unregistering): left allmulticast mode
[  412.050073] c2 (unregistering): left promiscuous mode
[  412.050113] br0: port 2(c2) entered disabled state
[  412.069888] sender: left allmulticast mode
[  412.069921] sender: left promiscuous mode
[  412.069954] br0: port 4(sender) entered disabled state
[  412.070084] c3: left allmulticast mode
[  412.070107] c3: left promiscuous mode
[  412.070136] br0: port 3(c3) entered disabled state