#!/usr/bin/python

# NOTE:  Could not get this to work on Mac OSX - had to use linux
# Pre-requisites:
#   sudo apt-get update
#   sudo apt-get upgrade
#   sudo apt-get install tcpdump tcpreplay wireshark python-scapy

from scapy.all import *

def arp_display(pkt):
  if pkt[ARP].op == 1: #who-has (request)
    if pkt[ARP].psrc == '0.0.0.0': # ARP Probe
      if pkt[ARP].hwsrc == '74:c2:46:e8:f1:f6': # Glad dash button
        print "Pushed Glad"
      else:
        print "ARP Probe from unknown device: " + pkt[ARP].hwsrc

print sniff(prn=arp_display, filter="arp", store=0, count=10)