[  391.994560] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  392.009054] br0: port 1(c1) entered blocking state
[  392.009124] br0: port 1(c1) entered disabled state
[  392.009217] c1: entered allmulticast mode
[  392.009307] c1: entered promiscuous mode
[  392.022050] br0: port 2(c2) entered blocking state
[  392.022120] br0: port 2(c2) entered disabled state
[  392.022199] c2: entered allmulticast mode
[  392.022276] c2: entered promiscuous mode
[  392.034881] br0: port 3(c3) entered blocking state
[  392.034949] br0: port 3(c3) entered disabled state
[  392.035018] c3: entered allmulticast mode
[  392.035095] c3: entered promiscuous mode
[  392.047748] br0: port 4(sender) entered blocking state
[  392.047789] br0: port 4(sender) entered disabled state
[  392.047830] sender: entered allmulticast mode
[  392.047882] sender: entered promiscuous mode
[  392.052897] br0: port 4(sender) entered blocking state
[  392.052940] br0: port 4(sender) entered forwarding state
[  392.052976] br0: port 3(c3) entered blocking state
[  392.053011] br0: port 3(c3) entered forwarding state
[  392.053043] br0: port 2(c2) entered blocking state
[  392.053078] br0: port 2(c2) entered forwarding state
[  392.053110] br0: port 1(c1) entered blocking state
[  392.053149] br0: port 1(c1) entered forwarding state
[  392.060021] Bridge firewalling registered
[  402.732339] br0: port 1(c1) entered disabled state
[  402.732512] c1 (unregistering): left allmulticast mode
[  402.732550] c1 (unregistering): left promiscuous mode
[  402.732586] br0: port 1(c1) entered disabled state
[  402.760284] br0: port 3(c3) entered disabled state
[  402.760369] br0: port 2(c2) entered disabled state
[  402.760501] c3 (unregistering): left allmulticast mode
[  402.760532] c3 (unregistering): left promiscuous mode
[  402.760557] br0: port 3(c3) entered disabled state
[  402.760738] c2 (unregistering): left allmulticast mode
[  402.760772] c2 (unregistering): left promiscuous mode
[  402.760798] br0: port 2(c2) entered disabled state
[  402.778313] sender: left allmulticast mode
[  402.778345] sender: left promiscuous mode
[  402.778374] br0: port 4(sender) entered disabled state