[ 1522.529538][ T9975] veth0: entered allmulticast mode
[ 1522.530052][ T9975] veth1: entered allmulticast mode
[ 1522.530389][ T9975] veth2: entered allmulticast mode
[ 1522.530728][ T9975] veth3: entered allmulticast mode
[ 1547.857664][ T9975] veth0: left allmulticast mode
[ 1547.857937][ T9975] veth1: left allmulticast mode
[ 1547.858168][ T9975] veth2: left allmulticast mode
[ 1547.858389][ T9975] veth3: left allmulticast mode