[ 4001.568669][T19762] xdummy0: entered promiscuous mode
[ 4001.581277][T19762] xdummy0: left promiscuous mode
[ 4001.666947][T19768] xdummy0: entered promiscuous mode
[ 4001.676304][T19768] xdummy0: left promiscuous mode
[ 4001.757978][T19770] xdummy0: entered promiscuous mode
[ 4001.768584][T19770] xdummy0: left promiscuous mode