[ 1999.496381][ T4003] xdummy0: entered promiscuous mode
[ 1999.505855][ T4003] xdummy0: left promiscuous mode
[ 1999.563080][ T4005] xdummy0: entered promiscuous mode
[ 1999.569240][ T4005] xdummy0: left promiscuous mode
[ 1999.612457][ T4009] xdummy0: entered promiscuous mode
[ 1999.622108][ T4009] xdummy0: left promiscuous mode