Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,149 questions
1 answer
One of the answers was accepted by the question author.
How to connect my React Native Expo application to IoT Hub and interact? Which package or SDK should I use?
I am attempting to create an app on React Native using Expo Router to figure out how to connect to my IoT Hub. The following is my code in app/index.js. However, I get the following error when I run npx expo start Web Bundling failed 3317ms The package…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(96, 66%, 19%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAF%3C/text%3E%3C/svg%3E)
1 answer
Non-Edge translation gateway examples using Azure IoT C SDK?
I'm trying to find code examples to build a translation gateway (NOT an Edge system) using C, preferably the C SDK with task control using FreeRTOS, although I could probably wrap everything RTOS myself if I had the rest of the example code working. …
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(246.4, 8%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EV%3C/text%3E%3C/svg%3E)
1 answer
Dynamically Provision iot Device With Azure dps - Unexpected Failure. Python sdk
I am dynamically provision an iot device using the python azure-iot-device python package. I am using v2 and not 3.0.0b2. I can't even get that to compile. Here's my python code trying to provision a device: import asyncio import os from…
asked 2023-07-14T12:20:21.14+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(70.4, 45%, 16%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EB%3C/text%3E%3C/svg%3E)
bruthaStopThat
25
Reputation points
commented 2023-07-17T10:57:54.38+00:00
bruthaStopThat
25
Reputation points
1 answer
One of the answers was accepted by the question author.
to make a connection with ms dynamics 365?
I find the token is null.
Azure Functions
Azure Functions
An Azure service that provides an event-driven serverless compute platform.
4,571 questions
Azure IoT SDK
Azure IoT SDK
An Azure software development kit that facilitates building applications that connect to Azure IoT services.
211 questions
Azure Automation
Azure Automation
An Azure service that is used to automate, configure, and install updates across hybrid environments.
1,175 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
10,575 questions
Microsoft Entra ID
Microsoft Entra ID
A Microsoft Entra identity service that provides identity management and access control capabilities. Replaces Azure Active Directory.
20,361 questions
asked 2023-07-03T07:36:22.2733333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(108.80000000000001, 91%, 20%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EU%3C/text%3E%3C/svg%3E)
Usha
20
Reputation points
commented 2023-07-04T01:02:52.0533333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(60.8, 45%, 15%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAO%3C/text%3E%3C/svg%3E)
Ayomide Oluwaga
956
Reputation points
1 answer
One of the answers was accepted by the question author.
azure: connection dropped error when trying to get twin properties
I use the device provisioning service to provision a "fake" iot device (using example code). I can then use the python SDK to send messages. But every time I run the line: twin = await device_client.get_twin() I immediately get this…
asked 2023-06-21T11:30:46.31+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(201.6, 79%, 29%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EHO%3C/text%3E%3C/svg%3E)
Hamza Outa
61
Reputation points
accepted 2023-06-28T12:45:40.5466667+00:00
Hamza Outa
61
Reputation points
1 answer
Can we compile Azure IoT C SDK for ArmV4I platform?
Hi everyone, I'm currently trying to compile the Azure IoT C SDK in ArmV4I. My system can't be modified or upgraded and the different solutions on internet to compile only Arm (ArmV7) doesn't match with my machine. I've already tried to compile the Az…
asked 2023-05-25T13:28:58.39+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(153.6, 65%, 24%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ELE%3C/text%3E%3C/svg%3E)
Lecomte Edwin
0
Reputation points
commented 2023-05-31T16:14:42.5866667+00:00
LeelaRajeshSayana-MSFT
13,951
Reputation points
1 answer
Azure Device provision service not connecting with latest 2023 SDK sample
Hi Team, We are currently trying to upgrade the device Azure IOT SDK C from 2020 version to latest 2023 LTS version. But We are getting connectivity errors with DPS. We are using provision multiple X509 device with enrollment groups. So first we tried…
asked 2023-05-23T15:06:42.1266667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(147.20000000000002, 17%, 24%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EVS%3C/text%3E%3C/svg%3E)
Venkata Siva Prasad K
1
Reputation point
commented 2023-05-30T16:41:47.1966667+00:00
LeelaRajeshSayana-MSFT
13,951
Reputation points
0 answers
3rd party library works on Azure uart sample but doesnt work on Azure Iot sample
I have been testing with using a 3rd party library in Azure UART sample which was working in Azure starter kit device. But when I tried the same library with the Azure Iot sample, I faced several issues. I can't disclose more about this here. Is there…
asked 2023-05-30T04:45:23.85+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(227.2, 65%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3E9%3C/text%3E%3C/svg%3E)
95504669
526
Reputation points
commented 2023-05-30T16:01:37.98+00:00
LeelaRajeshSayana-MSFT
13,951
Reputation points
1 answer
One of the answers was accepted by the question author.
Azure IoT Hub & Devices consumption
Hello guys, I'm wondering is this behavior expected regarding the used resources. Currently, I'm using Free Tier Azure IoT Hub, Consumption Function App, and Event Grid System Topic. So basically I'm sending the data to the IoT Hub devices &…
asked 2022-12-01T14:28:38.397+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(28.799999999999997, 57.00000000000001%, 12%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDB%3C/text%3E%3C/svg%3E)
Domagoj Bazina
221
Reputation points
edited the question 2023-05-26T16:19:24.5033333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(54.400000000000006, 38%, 15%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EQ%3C/text%3E%3C/svg%3E)
QuantumCache
20,186
Reputation points
1 answer
One of the answers was accepted by the question author.
How can we do the initial device set up at the factory for multiple Avnet Azure sphere device.
Hi. How can we perform the initial device set up for multiple Avnet Azure sphere device. What is the easiest way to do it? Thank you.
asked 2023-01-13T11:33:36.62+00:00
95504669
526
Reputation points
edited the question 2023-05-26T16:19:15.29+00:00
QuantumCache
20,186
Reputation points
1 answer
One of the answers was accepted by the question author.
Packet pool is depleted when too much messages are sent via the azure RTOS C Iot sdk
When rapid firing telemetry messages with nx_azure_iot_hub_client_telemetry_message_create and nx_azure_iot_publish_mqtt_packet, I noticed that when the memory allocation fails, the packet pool that the IoT client is using is depleted and no packets are…
asked 2023-04-27T10:17:50.8933333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(179.20000000000002, 57.00000000000001%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EGG%3C/text%3E%3C/svg%3E)
Grégoire DEFOY
20
Reputation points
accepted 2023-05-17T07:47:03.4766667+00:00
Grégoire DEFOY
20
Reputation points
0 answers
Iot hub message quota increasing out of nowhere
Good afternoon, My IOT HUB message quota is increasing during the day for no reason. Device-to-cloud telemetry is only sent twice a day, one message in the morning and one message in the afternoon. I would like to know if the MQTT keep alive messages are…
asked 2023-05-03T19:43:12.6866667+00:00
BPS Sistemas de Automação
26
Reputation points
edited a comment 2023-05-09T19:25:38.7766667+00:00
LeelaRajeshSayana-MSFT
13,951
Reputation points
1 answer
Azure IoT Hub client crashes (WS_OPEN_ERROR_UNDERLYING_IO_OPEN_FAILED) on Kernel 5.18
We are using a slightly modified version of the "iothub_client_c2d_streaming_proxy_sample" binary from the C-SDK. But now, on (Arch) Linux Kernel 5.18, it crashes with "WS_OPEN_ERROR_UNDERLYING_IO_OPEN_FAILED" and "stack…
asked 2023-05-02T08:27:02.93+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(185.6, 6%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
Andreas
0
Reputation points
answered 2023-05-04T16:00:56.0033333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(214.4, 74%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAM%3C/text%3E%3C/svg%3E)
AshokPeddakotla-MSFT
30,066
Reputation points
2 answers
How to integrate Azure IoT Middleware for FreeRTOS with azure iot sdk on to custom board
Hi support, I am using TI based azure IoT SDK on CC3220SF-LAUNCHXL. It seems that TI uses the Azure IoT SDK for C. I want to implement Device Update feature into the existing SDK. I came to know that azure-iot-middleware-freertos will be helpful. Can…
asked 2023-03-28T12:12:47.9666667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(262.40000000000003, 28.000000000000004%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJS%3C/text%3E%3C/svg%3E)
Juvvisetty, Sai Jnaneswar
0
Reputation points
commented 2023-04-26T15:06:34.68+00:00
LeelaRajeshSayana-MSFT
13,951
Reputation points
1 answer
When using Azure IoT SDKs for Java, do we need to handle device disconnections manually?
I am currently using Azure IoT SDKs for Java in our Android app. It works fine and I'm able to connect, send messages and use the direct method callback without issue. I found that if I turn off internet, the SDK DeviceClient automatically enters…
asked 2023-04-19T08:33:32.6733333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(124.80000000000001, 42%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EB%3C/text%3E%3C/svg%3E)
Bruce
0
Reputation points
edited an answer 2023-04-21T17:49:50.8333333+00:00
LeelaRajeshSayana-MSFT
13,951
Reputation points
1 answer
One of the answers was accepted by the question author.
How to use InvokeDeviceMethod csharp
I want to know how to use the InvokeDeviceMethod from the azure-sdk for C# on GitHub, in which I make requests to a simulator programmed with C++, and it returns a JSON response. I'm using Windows Forms and I want to display it on a graphical interface.
asked 2023-04-17T07:38:29.1666667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(124.80000000000001, 11%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJF%3C/text%3E%3C/svg%3E)
Javier Familiar Gijon
40
Reputation points
commented 2023-04-17T08:52:41.3533333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(19.2, 71%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ED%3C/text%3E%3C/svg%3E)
Dom
1,631
Reputation points Microsoft Employee
1 answer
One of the answers was accepted by the question author.
DPS enrollment to IoTHub with Self-Signed vs. CA certificates
I am using DPS group enrollment to register new devices to an IoTHub. I am testing this process using self-signed certificates, however in the production environment - I am planning to use a true Certificate Authority. I register new devices with…
asked 2022-12-16T16:10:24.463+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(240, 28.000000000000004%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAG%3C/text%3E%3C/svg%3E)
Abby Greentree
171
Reputation points
commented 2023-04-15T18:47:53.77+00:00
Evandro Pomatti
11
Reputation points
1 answer
One of the answers was accepted by the question author.
Create an Unit Test for Azure IoT Hub Function with xUnit and Moq
Hi, I'm new to Azure IoT Hubs and Azure Functions and also new to Unit Testing. Is there any way to do an unit test for azure function using xUnit where I could mock my ServiceClient and RegistryManager objects?
asked 2023-02-13T11:51:20.61+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(288, 52%, 37%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMG%3C/text%3E%3C/svg%3E)
Muhammad Guruh Ajinugroho
100
Reputation points
accepted 2023-04-13T09:26:29.83+00:00
Muhammad Guruh Ajinugroho
100
Reputation points
1 answer
how to send telemetry from esp32 device to azure via a transparent gateway?
I have setup a transparent edge gateway using a ubuntu machine referring to https://video2.skills-academy.com/en-us/azure/iot-edge/how-to-create-transparent-gateway?view=iotedge-1.4&tabs=iotedge Now how do I send telemetry from a esp32 device via this…
asked 2023-03-23T03:37:51.7733333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(128, 8%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
Anonymous
commented 2023-03-30T16:23:31.3933333+00:00
Anonymous
2 answers
Azure RTOS and ESP32: Using the Micro-Agent for Microsoft Defender for IoT
Hi, I'm currently using an ESP32 device with the Azure IoT SDK (ESP-IDF framework) to send sensor data to an Azure IoT hub. I'm interested in adding Microsoft Defender for IoT to my application to enhance security and threat detection capabilities. I…
asked 2023-03-07T07:51:40.8866667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(80, 96%, 17%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAC%3C/text%3E%3C/svg%3E)
Abhithlal c
0
Reputation points
commented 2023-03-28T08:38:12.4133333+00:00
AshokPeddakotla-MSFT
30,066
Reputation points