[ 4323.231506][ T9515] xdummy0: entered promiscuous mode
[ 4323.249874][ T9515] xdummy0: left promiscuous mode
[ 4323.350868][ T9521] xdummy0: entered promiscuous mode
[ 4323.375891][ T9521] xdummy0: left promiscuous mode
[ 4323.459841][ T9523] xdummy0: entered promiscuous mode
[ 4323.483888][ T9523] xdummy0: left promiscuous mode