[ 1584.695208][ T7720] veth0: entered allmulticast mode
[ 1584.695723][ T7720] veth1: entered allmulticast mode
[ 1584.696371][ T7720] veth2: entered allmulticast mode
[ 1584.696704][ T7720] veth3: entered allmulticast mode
[ 1612.261899][ T7720] veth0: left allmulticast mode
[ 1612.262199][ T7720] veth1: left allmulticast mode
[ 1612.262448][ T7720] veth2: left allmulticast mode
[ 1612.262699][ T7720] veth3: left allmulticast mode