[  425.488553] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  425.502822] br0: port 1(c1) entered blocking state
[  425.502854] br0: port 1(c1) entered disabled state
[  425.502881] c1: entered allmulticast mode
[  425.502930] c1: entered promiscuous mode
[  425.516538] br0: port 2(c2) entered blocking state
[  425.516568] br0: port 2(c2) entered disabled state
[  425.516603] c2: entered allmulticast mode
[  425.516644] c2: entered promiscuous mode
[  425.530380] br0: port 3(c3) entered blocking state
[  425.530449] br0: port 3(c3) entered disabled state
[  425.530515] c3: entered allmulticast mode
[  425.530591] c3: entered promiscuous mode
[  425.544591] br0: port 4(sender) entered blocking state
[  425.544626] br0: port 4(sender) entered disabled state
[  425.544660] sender: entered allmulticast mode
[  425.544711] sender: entered promiscuous mode
[  425.550152] br0: port 4(sender) entered blocking state
[  425.550214] br0: port 4(sender) entered forwarding state
[  425.550280] br0: port 3(c3) entered blocking state
[  425.550342] br0: port 3(c3) entered forwarding state
[  425.550405] br0: port 2(c2) entered blocking state
[  425.550467] br0: port 2(c2) entered forwarding state
[  425.550530] br0: port 1(c1) entered blocking state
[  425.550592] br0: port 1(c1) entered forwarding state
[  425.556856] Bridge firewalling registered
[  436.209872] br0: port 1(c1) entered disabled state
[  436.210031] c1 (unregistering): left allmulticast mode
[  436.210063] c1 (unregistering): left promiscuous mode
[  436.210095] br0: port 1(c1) entered disabled state
[  436.235853] br0: port 3(c3) entered disabled state
[  436.235929] br0: port 2(c2) entered disabled state
[  436.236066] c3 (unregistering): left allmulticast mode
[  436.236095] c3 (unregistering): left promiscuous mode
[  436.236128] br0: port 3(c3) entered disabled state
[  436.236344] c2 (unregistering): left allmulticast mode
[  436.236372] c2 (unregistering): left promiscuous mode
[  436.236401] br0: port 2(c2) entered disabled state
[  436.257850] sender: left allmulticast mode
[  436.257876] sender: left promiscuous mode
[  436.257904] br0: port 4(sender) entered disabled state