[ 4420.929546][ T1968] xdummy0: entered promiscuous mode
[ 4420.944452][ T1968] xdummy0: left promiscuous mode
[ 4421.072879][ T1974] xdummy0: entered promiscuous mode
[ 4421.102437][ T1974] xdummy0: left promiscuous mode
[ 4421.218009][ T1976] xdummy0: entered promiscuous mode
[ 4421.226380][ T1976] xdummy0: left promiscuous mode