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#! /bin/sh

modprobe pktgen

PGDEV=/proc/net/pktgen/pg0

function pgset() {
    local result

    echo $1 > $PGDEV

    result=`cat $PGDEV | fgrep "Result: OK:"`
    if [ "$result" = "" ]; then
         cat $PGDEV | fgrep Result:
    fi
}

function pg() {
    echo inject > $PGDEV
    cat $PGDEV
}

pgset "odev eth0"
pgset "dst 0.0.0.0"