[  667.570501][ T4912] veth0: entered allmulticast mode
[  667.570933][ T4912] veth1: entered allmulticast mode
[  667.571231][ T4912] veth2: entered allmulticast mode
[  667.571542][ T4912] veth3: entered allmulticast mode
[  678.052580][ T4912] veth0: left allmulticast mode
[  678.052807][ T4912] veth1: left allmulticast mode
[  678.052983][ T4912] veth2: left allmulticast mode
[  678.053155][ T4912] veth3: left allmulticast mode