[ 1228.423187][T20403] veth0: entered allmulticast mode
[ 1228.425130][T20403] veth1: entered allmulticast mode
[ 1228.425734][T20403] veth2: entered allmulticast mode
[ 1228.426699][T20403] veth3: entered allmulticast mode
[ 1253.634256][T20403] veth0: left allmulticast mode
[ 1253.634710][T20403] veth1: left allmulticast mode
[ 1253.635135][T20403] veth2: left allmulticast mode
[ 1253.635602][T20403] veth3: left allmulticast mode