<h3>DNS Metadata extraction</h3>

This script is written using scapy 2.1.

<p>Generic usage is:
 <verbatim> ./dns_meta.py PCAPFILE </verbatim>

<p>It can also be sped up by using tcpdump to filter for DNS traffic
 <verbatim> tcpdump -r PCAPFILE -w - udp port 53 | ./dns_meta.py </verbatim>