[  472.980834] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  472.997237] br0: port 1(c1) entered blocking state
[  472.997279] br0: port 1(c1) entered disabled state
[  472.997317] c1: entered allmulticast mode
[  472.997365] c1: entered promiscuous mode
[  473.012513] br0: port 2(c2) entered blocking state
[  473.012585] br0: port 2(c2) entered disabled state
[  473.012660] c2: entered allmulticast mode
[  473.012754] c2: entered promiscuous mode
[  473.028084] br0: port 3(c3) entered blocking state
[  473.028133] br0: port 3(c3) entered disabled state
[  473.028178] c3: entered allmulticast mode
[  473.028224] c3: entered promiscuous mode
[  473.043855] br0: port 4(sender) entered blocking state
[  473.043929] br0: port 4(sender) entered disabled state
[  473.044001] sender: entered allmulticast mode
[  473.044091] sender: entered promiscuous mode
[  473.050156] br0: port 4(sender) entered blocking state
[  473.050230] br0: port 4(sender) entered forwarding state
[  473.050300] br0: port 3(c3) entered blocking state
[  473.050377] br0: port 3(c3) entered forwarding state
[  473.050445] br0: port 2(c2) entered blocking state
[  473.050511] br0: port 2(c2) entered forwarding state
[  473.050580] br0: port 1(c1) entered blocking state
[  473.050647] br0: port 1(c1) entered forwarding state
[  473.058068] Bridge firewalling registered
[  483.713761] br0: port 1(c1) entered disabled state
[  483.714068] c1 (unregistering): left allmulticast mode
[  483.714098] c1 (unregistering): left promiscuous mode
[  483.714127] br0: port 1(c1) entered disabled state
[  483.732849] br0: port 2(c2) entered disabled state
[  483.733032] c2 (unregistering): left allmulticast mode
[  483.733067] c2 (unregistering): left promiscuous mode
[  483.733092] br0: port 2(c2) entered disabled state
[  483.753809] br0: port 4(sender) entered disabled state
[  483.753896] br0: port 3(c3) entered disabled state
[  483.754034] sender (unregistering): left allmulticast mode
[  483.754068] sender (unregistering): left promiscuous mode
[  483.754095] br0: port 4(sender) entered disabled state
[  483.754330] c3 (unregistering): left allmulticast mode
[  483.754360] c3 (unregistering): left promiscuous mode
[  483.754395] br0: port 3(c3) entered disabled state