[ 1608.272627][ T9504] veth0: entered allmulticast mode
[ 1608.273420][ T9504] veth1: entered allmulticast mode
[ 1608.273963][ T9504] veth2: entered allmulticast mode
[ 1608.274522][ T9504] veth3: entered allmulticast mode
[ 1630.886206][ T9504] veth0: left allmulticast mode
[ 1630.887088][ T9504] veth1: left allmulticast mode
[ 1630.887844][ T9504] veth2: left allmulticast mode
[ 1630.888570][ T9504] veth3: left allmulticast mode