[  746.582047][ T4043] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  747.090223][ T4048] br0: port 1(veth0) entered blocking state
[  747.090717][ T4048] br0: port 1(veth0) entered disabled state
[  747.090982][ T4048] veth0: entered allmulticast mode
[  747.092874][ T4048] veth0: entered promiscuous mode
[  747.262255][ T4049] br0: port 2(veth1) entered blocking state
[  747.262675][ T4049] br0: port 2(veth1) entered disabled state
[  747.262955][ T4049] veth1: entered allmulticast mode
[  747.265081][ T4049] veth1: entered promiscuous mode
[  747.758177][   T51] br0: port 1(veth0) entered blocking state
[  747.758600][   T51] br0: port 1(veth0) entered forwarding state
[  747.916476][   T51] br0: port 2(veth1) entered blocking state
[  747.916754][   T51] br0: port 2(veth1) entered forwarding state
[  749.381859][   T10] veth1: left allmulticast mode
[  749.382203][   T10] veth1: left promiscuous mode
[  749.382568][   T10] br0: port 2(veth1) entered disabled state
[  749.385153][   T10] veth0: left allmulticast mode
[  749.385464][   T10] veth0: left promiscuous mode
[  749.385787][   T10] br0: port 1(veth0) entered disabled state