pktgen_neigh.sh

/sbin/modprobe pktgen

neigh_ip=$1

ping -c 1 ${neigh_ip}

DST=${neigh_ip}
DST_MAC=$(ip neigh | grep ${neigh_ip} | awk '{print $5}')
# DEVICE=$(ip neigh | grep ${neigh_ip} | awk '{print $3}')
DEVICE=eth0

PKT_SIZE=64

echo "rem_device_all"            > /proc/net/pktgen/kpktgend_0
echo "add_device ${DEVICE}"      > /proc/net/pktgen/kpktgend_0
echo "count 10000000"            > /proc/net/pktgen/${DEVICE}
echo "clone_skb 1000000"         > /proc/net/pktgen/${DEVICE}
echo "pkt_size ${PKT_SIZE}"      > /proc/net/pktgen/${DEVICE}
echo "delay 0"                   > /proc/net/pktgen/${DEVICE}
echo "dst_mac ${DST_MAC}"        > /proc/net/pktgen/${DEVICE}
echo "dst ${DST}"                > /proc/net/pktgen/${DEVICE}

echo "ratep 50000"               > /proc/net/pktgen/${DEVICE}

echo "start"                     > /proc/net/pktgen/pgctrl