1,301 questions with Azure IoT Hub tags

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2 answers

How can I enable edgehub_messages_sent_total in Metrics Collector to detect offline IoT Edge devices?

When I use Log Analytics to retrieve offline devices from my IoT Hub via the Metrics Collector, the default query for “device offline or not sending messages” returns no results. It seems that no entries for edgehub_messages_sent_total are being…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,301 questions
asked 2025-12-01T14:07:08.21+00:00
Levin Schickle 0 Reputation points
answered 2025-12-02T16:08:56.86+00:00
Anshika Varshney 3,790 Reputation points Microsoft External Staff Moderator
2 answers

How to resolve Kepware Azure IoT hub MQTT agent communication failures?

Support Request Summary — Azure IoT Hub MQTT Authentication Failure with Kepware We are attempting to connect Kepware KEPServerEX IoT Gateway (MQTT Agent) to our Azure IoT Hub device kepware_acc_staug_002, but Azure consistently returns: MQTT agent…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,301 questions
asked 2025-11-20T16:30:19.59+00:00
Tim Parsons 0 Reputation points
answered 2025-12-02T07:16:57.5733333+00:00
Nikhil Jha (Accenture International Limited) 4,150 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

How can I integrate a metal & gold detector’s firmware with Azure IoT Hub for real-time data collection?

[URL modified to not qualify as a backlink] I’m working on a hardware project where a metal and gold detector (for example, the products offered by Bullion Gold Metal Detectors in Dubai: https://goldetectors(.)ae/ uses an STM32 microcontroller to…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,301 questions
asked 2025-11-25T09:20:48.2433333+00:00
Bullion Detectors 40 Reputation points
accepted 2025-11-27T06:15:41.4866667+00:00
Bullion Detectors 40 Reputation points
2 answers

Iotedge cannot boot after host abrupt shutdown

Hi, I'm using iotghub for our iot running on Ubuntu linux machine. This is the second time that after an abrupt power cut, the iotedge completely fails on boot, while complaining about some issue with read-only file system (see logs below). I have tried…

Azure
Azure
A cloud computing platform and infrastructure for building, deploying and managing applications and services through a worldwide network of Microsoft-managed datacenters.
1,739 questions
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.
605 questions
Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,301 questions
asked 2023-05-10T09:13:12.9866667+00:00
Pavel Livshits 10 Reputation points
commented 2025-11-24T17:10:39.84+00:00
Dean Woodwell 0 Reputation points
2 answers One of the answers was accepted by the question author.

Architecture Recommendation for Isolated Customer Streaming: Event Grid Topics vs Event Hub Consumer Groups

We need to ingest two data streams into IoT Hub: • A batch path • An instant/real-time path The batch path data must be integrated with Microsoft Fabric. The instant/real-time path data needs to be distributed to individual customers, with each customer…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,301 questions
asked 2025-11-18T10:25:26.7+00:00
Anirudh Singh Bharti 20 Reputation points
accepted 2025-11-24T09:04:44.56+00:00
Anirudh Singh Bharti 20 Reputation points
3 answers One of the answers was accepted by the question author.

Azure IoT Hub device queries returns stale data

We are using Azure IoT Hub and have integrations running on dotnet using the C# SDK. Lately we have been experiencing issues where the GetNextAsTwinAsync returns old versions of the device twin for some devices. It is not a matter of eventual…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,301 questions
asked 2025-11-17T10:20:27.77+00:00
Stian Sandve 20 Reputation points
accepted 2025-11-24T08:50:18.62+00:00
Stian Sandve 20 Reputation points
2 answers

Azure IOT Hub scaling options & EventHub?

What scaling options are available for IoT Hub, and how can auto-scaling be implemented in IoT Hub and Event Hub?

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,301 questions
asked 2025-11-18T11:53:28.99+00:00
Anirudh Singh Bharti 20 Reputation points
commented 2025-11-20T18:15:26.4433333+00:00
SRILAKSHMI C 10,805 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

I've created a new device on IoT Hub and doesn't appear on the Devices Page

There's an critical bug on the UI manager for device creation, After using the page "Create a device" I can't see the device on the "Devices" Page, But I get this error: "A device with this name already exists."…

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,301 questions
asked 2025-11-13T22:11:46.55+00:00
Diego Chavez 20 Reputation points
accepted 2025-11-18T07:30:04.7366667+00:00
Diego Chavez 20 Reputation points
1 answer

SIgn up Problem

I am trying to sign up for a free Azure account. However, it gives me the message "We couldn't validate your address. Please ensure the address you've entered is correct.". My address is complete and correct. I am located in UAE.

Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,301 questions
asked 2025-11-01T07:59:33.96+00:00
Asma Yassin 0 Reputation points
commented 2025-11-04T04:26:37.6533333+00:00
Nikhil Jha (Accenture International Limited) 4,150 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

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.
1,301 questions
asked 2025-10-16T18:52:34.59+00:00
Tim A. Smith 46 Reputation points
accepted 2025-10-28T16:14:38.6733333+00:00
Tim A. Smith 46 Reputation points
1 answer

IotHub Broker Specs

Hello Support Team, https://learn.microsoft.com/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.
1,301 questions
asked 2025-10-07T23:31:06.0566667+00:00
Iliev Dimitar 0 Reputation points
commented 2025-10-27T11:14:12.07+00:00
SRILAKSHMI C 10,805 Reputation points Microsoft External Staff Moderator
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.
1,301 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 3,790 Reputation points Microsoft External Staff 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.
1,301 questions
asked 2025-10-16T09:18:45.4166667+00:00
Pavan Puligandla 170 Reputation points
commented 2025-10-22T19:17:32.7366667+00:00
Anshika Varshney 3,790 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://learn.microsoft.com/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.
605 questions
Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,301 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.
1,301 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 9,835 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.
1,301 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) 4,150 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.
1,301 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.
1,301 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 13,255 Reputation points 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.
1,301 questions
asked 2025-09-19T07:50:09.5966667+00:00
DNX 0 Reputation points
commented 2025-09-24T15:21:50.5533333+00:00
VSawhney 1,295 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://learn.microsoft.com/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 SDK
Azure IoT SDK
An Azure software development kit that facilitates building applications that connect to Azure IoT services.
231 questions
Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,301 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 41,111 Reputation points Volunteer Moderator