1,294 questions with Azure IoT Hub tags

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1 answer

Long latency and dropped messages to the Front-end

we're experiencing delays on the front-end side with latency and messages dropped. This is a major disruption of our app function. This behaviour looks very similar to the one we had when we hit Cosmos DB quotas. Now however, there are no 429 Throttling…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-10-22T15:28:27.9133333+00:00
Mikhail Soloviev 0 Reputation points
edited a comment 2025-10-24T20:32:25.0133333+00:00
Anshika Varshney 1,910 Reputation points Microsoft External Staff Moderator
1 answer

IotHub Broker Specs

Hello Support Team, https://free.blessedness.top/en-us/azure/iot/iot-mqtt-connect-to-iot-hub Can you please provide explanation what you mean by: IoT Hub isn't a full-featured MQTT broker and doesn't support all the behaviors specified in the MQTT…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-10-07T23:31:06.0566667+00:00
Iliev Dimitar 0 Reputation points
commented 2025-10-24T12:11:19.1466667+00:00
SRILAKSHMI C 8,275 Reputation points Microsoft External Staff Moderator
1 answer

IoT Hub Connectivity Disruption

I do not understand this message: What happened The IoT Hub resource 'sc364' is experiencing performance and scalability issues, with metrics showing declines in cloud-to-device message deliveries, device-to-cloud telemetry, connected devices, and data…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-10-16T18:52:34.59+00:00
Tim A. Smith 26 Reputation points
commented 2025-10-24T12:04:18.3333333+00:00
SRILAKSHMI C 8,275 Reputation points Microsoft External Staff Moderator
0 answers

Test: Receiving 500 Errors

I am receiving 500 errors with my IoT hub. Please help

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-10-24T02:43:14.8166667+00:00
brtrach-MSFT 17,761 Reputation points Microsoft Employee Moderator
1 answer

Can we use Azure Net App files to move device related files from OT network?

Hello, I've a requirement to move files(Generated by Lab devices) from Purdue Model OT network Level 3 to the business network (Azure cloud). Can we make use of Azure Net App Files for this instead of an SFTP which is very unreliable? If yes, Can you…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-10-16T09:18:45.4166667+00:00
Pavan Puligandla 150 Reputation points
commented 2025-10-22T19:17:32.7366667+00:00
Anshika Varshney 1,910 Reputation points Microsoft External Staff Moderator
3 answers

Isn't it a security risk to have root CA certificate and intermediate certificate to generate full chain certificate in DPS provisioning using X509 group attestation case?

https://free.blessedness.top/en-us/azure/iot-dps/tutorial-custom-hsm-enrollment-group-x509?tabs=linux&pivots=programming-language-ansi-c#create-the-device-certificates Quoting from above link, "The device must present its full chain certificate…

Azure IoT Edge
Azure IoT Edge
An Azure service that is used to deploy cloud workloads to run on internet of things (IoT) edge devices via standard containers.
607 questions
Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2023-03-12T07:56:11.13+00:00
Arjun Sivasree 60 Reputation points
answered 2025-10-03T03:39:35.75+00:00
Ellite Harry 0 Reputation points
2 answers

Data coming Iot hub stopped after VM restart only for a certain device

After I restarted the VM, data from one particular device stopped coming into the VM. I allowed the necessary ports and checked for possible throttling as well. Could you please help me debug the iothub and VM interface to check the issue.

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-10-02T06:29:43.2966667+00:00
Helix Sense 0 Reputation points
answered 2025-10-02T06:59:37.0133333+00:00
Jerald Felix 7,520 Reputation points
2 answers

Azure IoT Hubs two way communication with Google firestore

How do I integrate Google Firestore Database with Azure IoT Hub?

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-09-30T05:28:48.91+00:00
Mfanelo Ndlela 0 Reputation points
edited an answer 2025-10-01T13:49:58.79+00:00
Nikhil Jha (Accenture International Limited) 2,220 Reputation points Microsoft External Staff Moderator
1 answer One of the answers was accepted by the question author.

Azure IoT Hub LoRaWAN FUOTA

I have a following setup, an end-device communicating via LoRaWAN with a gateway that is connected over Wi-Fi/Ethernet/Cellular to The Things Network that is aciting as a Network Server (managing LoRaWAN). +----------------+ | End Device | | (LoRa…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-09-29T08:49:53.8466667+00:00
Karol 20 Reputation points
accepted 2025-09-30T10:08:12.81+00:00
Karol 20 Reputation points
1 answer

Guidance on how to connect 3rd party PLC to IoT Hub

We need some assistance connecting our PLC to IoT Hub via MQTTS. We have two vendors struggling with the same issue. It seems like we can authenticate but not actually send telemetry to the cloud.

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-09-19T18:11:01.9166667+00:00
Zach Pertee 0 Reputation points
commented 2025-09-26T04:35:24.4933333+00:00
Manas Mohanty 11,690 Reputation points Microsoft External Staff Moderator
1 answer

Issue with azure studtend subscription

Hi yall, I have an issue that i need an azure student subscription for an assignment but i am only allowed to make a student starter account. sadly this sub does not allow me to compleate my assignement by using the IoT hub because i don't have acces(?)…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-09-19T07:50:09.5966667+00:00
DNX 0 Reputation points
commented 2025-09-24T15:21:50.5533333+00:00
VSawhney 1,290 Reputation points Microsoft External Staff Moderator
1 answer

Disconnected from MQTT, error: Optional(Error Domain=MGCDAsyncSocketErrorDomain Code=8 "Error in SSLSetCertificate" UserInfo={NSLocalizedDescription=Error in SSLSetCertificate})

I am trying to connect with MQTT with DigiCert G2 .crt certificate from https://free.blessedness.top/en-us/azure/security/fundamentals/azure-ca-details?tabs=root-and-subordinate-cas-list#root-certificate-authorities, I am getting this error. Disconnected…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
Azure IoT SDK
Azure IoT SDK
An Azure software development kit that facilitates building applications that connect to Azure IoT services.
230 questions
asked 2024-10-10T06:30:29.5366667+00:00
Shahanshah Alam 0 Reputation points
answered 2025-09-10T20:11:28.48+00:00
Amira Bedhiafi 39,106 Reputation points Volunteer Moderator
3 answers One of the answers was accepted by the question author.

Issue in adding message properties in paho MQTT publish method

Hi, As part of our work, we need to apply routing queries to the payload receives at IoTHub via MQTT protocol. For that purpose, the properties of payload should be as {'content-encoding': 'utf-8','content_type':'application/json'}. So that we have…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2023-04-11T10:21:35.9+00:00
Athira Gopinath(UST,IN) 141 Reputation points
answered 2025-09-07T22:16:46.49+00:00
Aaron Morris 0 Reputation points
2 answers

Azure IoT Hub: Metric "Total number of messages used" seems incorrect

The metric "Total number of messages used" seems incorrect because it decreased during the last week although the metric "Telemetry messages sent" is stable (as expected). The metric "Total number of messages used" is…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-02-24T14:40:13.5666667+00:00
DisplayName42 56 Reputation points
edited a comment 2025-09-02T14:32:20.5933333+00:00
Zachary Cortese 5 Reputation points
2 answers

Azure IoT Hub device connect through Application Gateway

I have a requirement for allowing a c# service deployed to a customer PC to connect to our Azure components. Currently they are all routed through an Application Gateway. I would like to expand our features in Azure and add IoT Hub so the service can…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-05-28T04:54:22.17+00:00
Craig Webb 90 Reputation points
commented 2025-09-03T12:40:49.66+00:00
Martin Hartmond 0 Reputation points
1 answer

Will TLS1.2 with cipher suite TLS_RSA_WITH_AES_256_GCM_SHA384 work after 31 August 2025? (device WISE4060/LAN)

It is not clear to me from the following documentation if TLS1.2 with cipher suite TLS_RSA_WITH_AES_256_GCM_SHA384 will work when connecting to Azure IoT Hub after 31 August 2025. We are using Advantech WISE4060/LAN devices and from Metrics I can see…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-08-12T07:25:52.25+00:00
Mikael Plate 11 Reputation points
commented 2025-08-27T05:27:05.7733333+00:00
Mikael Plate 11 Reputation points
0 answers

Settting IoT Hub to TLS 1.2 results in an MQTT not authorized issue

Hi, After setting the IoT hub to TLS 1.2, my Azure IoT DevKit board doesn't connect anymore. I narrowed the area in the code down where the issue happens when I configured IoT hub with TLS 1.2: Firmware:…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-08-12T08:47:35.5066667+00:00
Eric Brunner 0 Reputation points
edited a comment 2025-09-05T04:08:11.61+00:00
Manas Mohanty 11,690 Reputation points Microsoft External Staff Moderator
1 answer

How to organise iot device updates

I have a set of devices that share many packages in common (logging, security, etc.). However each device also belongs to a group with its own unique packages (e.g. kitchen, outdoor, etc). I am trying to configure azure device update for this, such that…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-08-21T01:12:00.0033333+00:00
Sean 0 Reputation points
commented 2025-09-08T14:02:10.7866667+00:00
Manas Mohanty 11,690 Reputation points Microsoft External Staff Moderator
2 answers

How to Set Up Automated Sensor Data Calibration with Azure ML

Hi, I am new to machine learning and need some advice on how to set this up. I have several sensors that produce raw values, which need to be calibrated against reference data. This retraining process would need to be repeated every few days. The model…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-08-29T10:43:17.8633333+00:00
djoshi 1 Reputation point
answered 2025-09-02T12:26:42.4166667+00:00
Manas Mohanty 11,690 Reputation points Microsoft External Staff Moderator
2 answers

Track Device Twin Changes with Azure Function

I want to be able to track when a device updates its twin. I cant find a way to do that. I was going to make an event hub that would trigger my azure function, but Device Twin update isn't an event type. SO my question is, without having that as an event…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,294 questions
asked 2025-08-29T18:03:31.7+00:00
Drew Stevens 40 Reputation points
commented 2025-09-08T13:50:14.6233333+00:00
Manas Mohanty 11,690 Reputation points Microsoft External Staff Moderator