[ 1522.119755][ T4453] veth0: entered allmulticast mode
[ 1522.120321][ T4453] veth1: entered allmulticast mode
[ 1522.120641][ T4453] veth2: entered allmulticast mode
[ 1522.120944][ T4453] veth3: entered allmulticast mode
[ 1548.398127][ T4453] veth0: left allmulticast mode
[ 1548.398474][ T4453] veth1: left allmulticast mode
[ 1548.398718][ T4453] veth2: left allmulticast mode
[ 1548.398969][ T4453] veth3: left allmulticast mode