code: def example_capture():
      
  
      dev = ev(
          "CAP_DEVICE",
          "lo")
  
      """
      Ignore ports for forwarding to consolidators:
  
      Redis Internal VM: 6379, 16379
      RabbitMQ Internal VM: 5672, 15672, 25672
      """
  
      # http://biot.com/capstats/bpf.html
      custom_filter = ("(udp and portrange 10000-17001) "
                       "or (tcp and portrange 80) "
                       "or arp "
                       "or icmp")
  
      log.info(("starting device={} filter={}")
               .format(
                  dev,
                  custom_filter))
  
      kamene.sniff(
          filter=custom_filter,
          prn=handle_packets)
  
      log.info("done")
docs: example_capture
  
      An example capture script
  
      Change the network interface by ``export CAP_DEVICE=eth0``