[ 1520.322829][ T4481] veth0: entered allmulticast mode
[ 1520.323484][ T4481] veth1: entered allmulticast mode
[ 1520.323890][ T4481] veth2: entered allmulticast mode
[ 1520.324259][ T4481] veth3: entered allmulticast mode
[ 1546.792258][ T4481] veth0: left allmulticast mode
[ 1546.792737][ T4481] veth1: left allmulticast mode
[ 1546.793102][ T4481] veth2: left allmulticast mode
[ 1546.793506][ T4481] veth3: left allmulticast mode