#!/usr/bin/python

import os
import sys

if os.getuid() !=0:
    print """
ERROR: This script requires root privileges. 
       Use 'sudo' to run it.
"""
    quit()

from scapy.all import *

try:
    ip_dst = sys.argv[1]
except:
    ip_dst = "192.168.1.2"

print "Sending IP packet to", ip_dst
p = (Ether(dst="00:00:02:00:00:02", src="00:00:01:00:00:01")/
     IP(src="10.11.12.13", dst=ip_dst)/
     UDP(sport=7,dport=7)/
     "This is a test")
sendp(p, iface="veth1")