Case study

Q-Hub Relay Control: reconstructing an OTAQ relay protocol

Q-Hub Relay Control implements a browser-operated client for the OTAQ Q-Hub relay board using a protocol recovered from the vendor's Windows utility. Its documentation specifies TCP command frames, a Fletcher-style checksum, UDP discovery and status replies, including observed inaccuracies in device status fields.

Targets: Protocol
Category: Independent reconstruction cases
Relationship: Independent reconstruction project
Sources reviewed: 2026-11-06

Stars: 0
Last commit: 2026-07-14
Language: Python
License (GitHub): MIT

GitHub data as of 2026-11-09

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Requirements & limits

Prerequisites: Provide access to an OTAQ Q-Hub relay board for device control.
Prerequisites: Run from source with Python 3.9 or later.
Testing evidence: The author reports that network-configuration writes have not been exercised on physical hardware.
License: MIT License.

Cite

BibTeX

@misc{qhub-relay-control-case,
  title = {{Q-Hub Relay Control: reconstructing an OTAQ relay protocol}},
  howpublished = {\url{https://github.com/AndyMcLeod/qhub-relay-control}},
  url = {https://github.com/AndyMcLeod/qhub-relay-control},
  urldate = {2026-11-06},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/qhub-relay-control-case/}}
}

Plain text

Q-Hub Relay Control: reconstructing an OTAQ relay protocol. https://github.com/AndyMcLeod/qhub-relay-control (accessed 2026-11-06). Awesome REA entry: https://awesomerea.org/resources/qhub-relay-control-case/

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About this entry

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Primary sources

README.md GitHub · AndyMcLeod/qhub-relay-control · Revision 676253f
LICENSE GitHub · AndyMcLeod/qhub-relay-control · Revision 676253f