[ 1503.021476] veth-s1: entered promiscuous mode
[ 1504.025513] veth-s2: entered promiscuous mode
[ 1509.024541] veth-s1: left promiscuous mode
[ 1510.049939] veth-s2: left promiscuous mode
[ 1515.481483] veth-s1: entered promiscuous mode
[ 1519.475369] veth-s1: left promiscuous mode
[ 1523.629403] veth-s1: entered promiscuous mode
[ 1524.634086] veth-s2: entered promiscuous mode
[ 1529.632530] veth-s1: left promiscuous mode
[ 1530.650803] veth-s2: left promiscuous mode
[ 1534.622458] veth-s2: entered promiscuous mode
[ 1538.619667] veth-s2: left promiscuous mode