Reverse Engineering a Mysterious UDP Stream in My Hotel (2016)
4 months ago
- #python
- #multicast
- #networking
- Author discovers unexpected UDP multicast traffic on port 2046 in a hotel network.
- Investigates the traffic using Wireshark and Python scripts to capture and analyze packets.
- Identifies the traffic as MPEG audio data after skipping the first 8 bytes of each packet.
- Realizes the audio is elevator music being multicast throughout the hotel.
- Shares the process of decoding the packets and the humorous outcome of the investigation.