[  718.717700][ T4941] veth0: entered allmulticast mode
[  718.718106][ T4941] veth1: entered allmulticast mode
[  718.718351][ T4941] veth2: entered allmulticast mode
[  718.718598][ T4941] veth3: entered allmulticast mode
[  730.658271][ T4941] veth0: left allmulticast mode
[  730.658594][ T4941] veth1: left allmulticast mode
[  730.658816][ T4941] veth2: left allmulticast mode
[  730.662033][ T4941] veth3: left allmulticast mode