[  449.279992] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  449.296128] br0: port 1(c1) entered blocking state
[  449.296177] br0: port 1(c1) entered disabled state
[  449.296211] c1: entered allmulticast mode
[  449.296257] c1: entered promiscuous mode
[  449.311424] br0: port 2(c2) entered blocking state
[  449.311463] br0: port 2(c2) entered disabled state
[  449.311502] c2: entered allmulticast mode
[  449.311545] c2: entered promiscuous mode
[  449.326194] br0: port 3(c3) entered blocking state
[  449.326238] br0: port 3(c3) entered disabled state
[  449.326273] c3: entered allmulticast mode
[  449.326318] c3: entered promiscuous mode
[  449.341200] br0: port 4(sender) entered blocking state
[  449.341236] br0: port 4(sender) entered disabled state
[  449.341270] sender: entered allmulticast mode
[  449.341320] sender: entered promiscuous mode
[  449.346985] br0: port 4(sender) entered blocking state
[  449.347020] br0: port 4(sender) entered forwarding state
[  449.347057] br0: port 3(c3) entered blocking state
[  449.347089] br0: port 3(c3) entered forwarding state
[  449.347119] br0: port 2(c2) entered blocking state
[  449.347147] br0: port 2(c2) entered forwarding state
[  449.347178] br0: port 1(c1) entered blocking state
[  449.347209] br0: port 1(c1) entered forwarding state
[  449.353925] Bridge firewalling registered
[  460.010436] br0: port 1(c1) entered disabled state
[  460.010690] c1 (unregistering): left allmulticast mode
[  460.010727] c1 (unregistering): left promiscuous mode
[  460.010756] br0: port 1(c1) entered disabled state
[  460.033128] br0: port 2(c2) entered disabled state
[  460.033270] c2 (unregistering): left allmulticast mode
[  460.033299] c2 (unregistering): left promiscuous mode
[  460.033324] br0: port 2(c2) entered disabled state
[  460.050142] br0: port 4(sender) entered disabled state
[  460.050221] br0: port 3(c3) entered disabled state
[  460.050365] sender (unregistering): left allmulticast mode
[  460.050394] sender (unregistering): left promiscuous mode
[  460.050421] br0: port 4(sender) entered disabled state
[  460.050650] c3 (unregistering): left allmulticast mode
[  460.050682] c3 (unregistering): left promiscuous mode
[  460.050710] br0: port 3(c3) entered disabled state