[ 1492.222662][T15001] veth0: entered allmulticast mode
[ 1492.223491][T15001] veth1: entered allmulticast mode
[ 1492.224132][T15001] veth2: entered allmulticast mode
[ 1492.224722][T15001] veth3: entered allmulticast mode
[ 1515.704681][T15001] veth0: left allmulticast mode
[ 1515.706272][T15001] veth1: left allmulticast mode
[ 1515.707068][T15001] veth2: left allmulticast mode
[ 1515.707795][T15001] veth3: left allmulticast mode