[ 1185.126375][T21656] veth0: entered allmulticast mode
[ 1185.126749][T21656] veth1: entered allmulticast mode
[ 1185.126993][T21656] veth2: entered allmulticast mode
[ 1185.127235][T21656] veth3: entered allmulticast mode
[ 1196.368520][T21656] veth0: left allmulticast mode
[ 1196.369795][T21656] veth1: left allmulticast mode
[ 1196.370076][T21656] veth2: left allmulticast mode
[ 1196.370323][T21656] veth3: left allmulticast mode