- Existing files:

1) mDNS TCPKA clarification.pdf (mdns-tcpka-for-usb.pdf)
 -> explanation of format of the mDNS Resource Record
 -> explanation of Timeout, Interval, Count fields

2) mDNS TCKPA sample.zip
 2.a) tcpka.mdns
 2.b) tcpka-v6.mdns
 2.c) parse-rr-bin.py
 (!) all info in this zip is superseded by later files, and should be ignored

3) mDNS TCPKA sample packet capture.zip
 3.a) tcpka-v6.rr
  -> example resource record for IPv6

 3.b) tcpka-v4.rr
  -> example resource record for IPv4

 3.c) peer-tcpka-v6.pcap
  -> example wire-side packet capture for IPv6

 3.d) peer-tcpka-v4.pcap
  -> example wire-side packet capture for IPv4

 3.e) parse-rr-bin.py
  -> helper script to parse resource record

 3.f) mdns-tcpka-captures-for-usb.pdf 
  -> provide context and interesting timestamps for (3a, 3b, 3c, and 3d)

-----

New combined zip file : 

4) mDNS TCPKA Supplemental Jan 2026.zip

 4.a) mdns-tcpka-for-usb.pdf
  -> explanation of format of the mDNS Resource Record
  -> explanation of Timeout, Interval, Count fields

 4.b) tcpka-v6.rr
  -> example resource record for IPv6

 4.c) tcpka-v4.rr
  -> example resource record for IPv6

 4.d) peer-tcpka-v6.pcap
  -> example wire-side packet capture for IPv6

 4.e) peer-tcpka-v4.pcap
  -> example wire-side packet capture for IPv4

 4.f) parse-rr-bin.py
  -> helper script to parse resource record

 4.g) mdns-tcpka-captures-for-usb.pdf
  -> provide context and interesting timestamps for (4b, 4c, 4d, and 4e)

 4.h) mdns-tcpka-supplemental-toc.txt
 -> table of contents (this file)
