[ 4387.792800][ T2981] xdummy0: entered promiscuous mode
[ 4387.810312][ T2981] xdummy0: left promiscuous mode
[ 4387.923440][ T2987] xdummy0: entered promiscuous mode
[ 4387.937977][ T2987] xdummy0: left promiscuous mode
[ 4388.032644][ T2989] xdummy0: entered promiscuous mode
[ 4388.047063][ T2989] xdummy0: left promiscuous mode