[  400.839858] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  400.855353] br0: port 1(c1) entered blocking state
[  400.855392] br0: port 1(c1) entered disabled state
[  400.855426] c1: entered allmulticast mode
[  400.855467] c1: entered promiscuous mode
[  400.868322] br0: port 2(c2) entered blocking state
[  400.868355] br0: port 2(c2) entered disabled state
[  400.868387] c2: entered allmulticast mode
[  400.868423] c2: entered promiscuous mode
[  400.881092] br0: port 3(c3) entered blocking state
[  400.881126] br0: port 3(c3) entered disabled state
[  400.881163] c3: entered allmulticast mode
[  400.881202] c3: entered promiscuous mode
[  400.894394] br0: port 4(sender) entered blocking state
[  400.894428] br0: port 4(sender) entered disabled state
[  400.894470] sender: entered allmulticast mode
[  400.894518] sender: entered promiscuous mode
[  400.899792] br0: port 4(sender) entered blocking state
[  400.899827] br0: port 4(sender) entered forwarding state
[  400.899867] br0: port 3(c3) entered blocking state
[  400.899898] br0: port 3(c3) entered forwarding state
[  400.899926] br0: port 2(c2) entered blocking state
[  400.899952] br0: port 2(c2) entered forwarding state
[  400.899983] br0: port 1(c1) entered blocking state
[  400.900017] br0: port 1(c1) entered forwarding state
[  400.907081] Bridge firewalling registered
[  411.572165] br0: port 1(c1) entered disabled state
[  411.572423] c1 (unregistering): left allmulticast mode
[  411.572491] c1 (unregistering): left promiscuous mode
[  411.572553] br0: port 1(c1) entered disabled state
[  411.591024] br0: port 2(c2) entered disabled state
[  411.591229] c2 (unregistering): left allmulticast mode
[  411.591295] c2 (unregistering): left promiscuous mode
[  411.591357] br0: port 2(c2) entered disabled state
[  411.615032] br0: port 4(sender) entered disabled state
[  411.615170] br0: port 3(c3) entered disabled state
[  411.615352] sender (unregistering): left allmulticast mode
[  411.615447] sender (unregistering): left promiscuous mode
[  411.615523] br0: port 4(sender) entered disabled state
[  411.615832] c3 (unregistering): left allmulticast mode
[  411.615899] c3 (unregistering): left promiscuous mode
[  411.615972] br0: port 3(c3) entered disabled state