connor92
@white-c · Se unió el junio 2025
IT and security admin · energy · 11 years in the field
- Temas
- 2
- Respuestas
- 9
- Puntos
- 0
Actividad reciente
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Respondidos 2.0.1: enlaces de inicio de sesión por correo, recordarme y passkeys que puedes renombrar
How does remember me relate to trusted devices? We already let people trust their browser so they skip the second factor. Same thing under…
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Respondidos Gateway datasheet says the 24 V digital inputs draw a ‘current load’. What does that mean for my sensors?
Before the theory: check the gateway model actually supports what you plan with those inputs. Pulse counting on digital inputs depends on the model,…
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Respondidos Old W5100 shields lost their link after we moved to new gigabit switches
Check whether Energy Efficient Ethernet (EEE, "green ethernet") is on for those ports, old PHYs hate it.
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Respondidos 300 monitores de subestaciones: ¿realmente necesito un topic MQTT separado por dispositivo?
That's a lot less work than I'd budgeted. Prototype unit is publishing to v1/telemetry with its own token, site id is now an attribute…
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Iniciados 300 monitores de subestaciones: ¿realmente necesito un topic MQTT separado por dispositivo?
Long-time reader, first post. We're replacing a home-grown broker setup with Hermetry for about 300 substation monitors (ESP32-based, our own firmware). In the old…
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Respondidos Pushing our own firmware over the air to trackers built on a pre-certified LTE-M module
Keep the private signing key off the build server people log into. HSM or at least a separate box.
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Respondidos Pushing our own firmware over the air to trackers built on a pre-certified LTE-M module
Which part of the firmware do you change, only your application or anything in the modem's radio settings? And is the antenna the one…
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Respondidos Logistics founder, not an engineer, learning on the job
Welcome. For the gate sensors, work out the power budget before you write much code. Battery life is what usually kills these projects, not…