Keep-alive timeout for IoTHub connection without device SDK
I am connecting to IoT Hub using an embedded solution, that does not support the device SDK. The solution is using a GSM modem, where the interaction with IoT Hub is implemented by AT commands. Authentification is x509 certificates (no SAS token). My…
Latency of receiving data in IoT central device
Currently, i am using a Python script to send simulated data to my IoT central device. The script works perfectly fine but the only problem I have is the latency. It takes 3~10 mins to actually appear in the Device's raw data. How can I fix this…
![](https://techprofile.blob.core.windows.net/images/xa5h60Ksy0O79EPsi4I_eQ.png?8DAD44)
Why do DPS queries occasionally run slow.
I have a function app that queries the DPS to determine what hub a device is attached to so it can send a device to cloud message. Normally these run quickly, but occasionally they are sow. I have no exceptions or errors: How can I diagnose the…
SAS Token not working for FileUpload IoTHub
I'm trying to replicate this https://github.com/Azure/azure-iot-sdk-csharp/blob/main/iothub/device/samples/getting%20started/FileUploadSample/FileUploadSample.cs example to upload a file. This part works: `// Note: GetFileUploadSasUriAsync and…
![](https://techprofile.blob.core.windows.net/images/xa5h60Ksy0O79EPsi4I_eQ.png?8DAD44)
How to expose localhost through azure services?
Hi community, Scenario- A local raspberry pi connected to an ip camera relaying a RTSP stream on its local port ( eg 554 ). Stream accessible locally via a rtsp url. Requirement- Need to make this RTSP stream globally available aka. creating a link…
Correct way to stop and start custom modules in Azure IoT
Hi, I have created 2 Custom Modules, 1st module gets message from an API and sends it to the 2nd Module. 2nd Module does some processing and sends it to IoT Hub. I have followed steps from tutorial-csharp-module after I do build and publish and…
What Does ProvisioningTransportHandler Do
When using the Device provisioning service with Azure a client is created with var provClient = ProvisioningDeviceClient.Create(_global_provisioning_endpoint, dpsScope, security, transportHandler); There are 3 choices for transport handler, why would I…
![](/en-us/media/profile/user-copilot.png)
How to do Certificate-based authentication in React Native using Rest API?
Hi I want to do certificate based authentication in React Native, for that I am using Rest API. And from the docs https://video2.skills-academy.com/en-us/azure/iot-dps/how-to-control-access#certificate-based-authentication I found out this cURL, and I need…
![](https://techprofile.blob.core.windows.net/images/xa5h60Ksy0O79EPsi4I_eQ.png?8DAD44)
Netx Secure Client cert initialize error NX_SECURE_PKCS1_INVALID_PRIVATE_KEY
Hi, I'm using a STM32F732 dev board with threadx, netx + secure. I have my own mqtt broker and a set of self signed certs, I have tested the broker and client certs using MQTT Explorer and can connect with 2-way cert validation without issue. I have…
Azure iot defender micro agent - [procfs_reader.c/read_data_from_procfs:101] Error getting username in pid
Hi, When configuring the azure iot defender micro agent on the iot edge device (azure vm) we uncounted the following error message - [procfs_reader.c/read_data_from_procfs:101] Error getting username in pid When checking the status its running, its…
How to check Azure Device Update has successfully connected
I am using Azure Device Update agent version 1.1.0. Is there a programmatic way to test is the update agent has successfully connected to the hub? I am looking to implement a fallback strategy that confirms the ADU agent has re-established a connection…
![](https://techprofile.blob.core.windows.net/images/ny8DxPvPMky3dIOsQ9_3Dg.png?8DC7C0)
Setting up a RTR500BM Data Logger with Azure IoT Hub
For reference, here's the product I am talking about! https://tandd.com/product/rtr500bm/ Hi all, I am looking to set up an Azure-based solution to logging a voltage captured by the above device. I have successfully got it to connect to the company's…
![](https://techprofile.blob.core.windows.net/images/xa5h60Ksy0O79EPsi4I_eQ.png?8DAD44)
Notify uploaded file using System-assigned authentication type
How can I notify the upload file using system-assigned authentication type? I have an IoT hub using system-assigned authentication type and connected to a storage account with a private endpoint. I uploaded the file using python, and the upload was…
Can we install azure IOT edge runtime on Jetson Nano?
We want to use NVIDIA Jetson Nano as IOT edge device but we are not sure if Azure IOT runtime is compatible with Jetson Nano or not.
Private endpoint based storage account being accessed by custom docker edge transfer container whose IP are not whitelisted on the firewall rules of storage account
I have storage account with private endpoint setup and whitelisted IP of the edge device public IP in the firewall rules of the same. To copy data from the edge device to storage account there is a custom docker image based on GitHub code Iotedge file…
![](https://techprofile.blob.core.windows.net/images/Z1PCM1zxm0SLa41PVP7B7g.png?8DA865)
How to connect event grid with self-signed certificates
Hello everyone, I am trying to communicate with a Schneider PLC through Event Grid with an MQTT broker using self-signed certificates from Key Vault. I have uploaded certificates generated by Key Vault in .pem and .cer formats, but I receive an error:…
Create new Docker Manifest using two different OS architecture Manifest Images.
Hi Team, I am having a scenario where, I built two docker images (Azure IoT Edge modules) with different OS architecture (Arm64, AMd64). I have used Linux scripts provided by Microsoft in their repo, I have built the images and pushed to the azure…
Azure IoT Middleware for Freertos - Failed to establish MQTT connection, error 0x00000006
I used the ESP32S3 for azure iot connection and according to the code I have done the following: DPS: prvConnectToServerWithBackoffRetries --> OK AzureIoTProvisioningClient_Init --> OK AzureIoTProvisioningClient_Register -->…
How to send different message to different topics with same Mqtt Connection
Hi Team, we are working on one of the project where we wanted data to publish using Mqtt Protocol. though we are able to publish message to single topic(devices/{deviceId}/messages/events/), we wanted to check if we can be able to publish message to…
![](https://techprofile.blob.core.windows.net/images/xa5h60Ksy0O79EPsi4I_eQ.png?8DAD44)
IoT Certification
Hello Everybody. I saw that the Azure IoT certification that existed in the past does not exist anymore... Would you have maybe some tips or ideas about which certification could be useful instead? I was thinking that the Data Engineer path could be a…
![](https://techprofile.blob.core.windows.net/images/UWxs5DsoEUaIQgNqbkGbWw.png?8DC473)
![](https://techprofile.blob.core.windows.net/images/ny8DxPvPMky3dIOsQ9_3Dg.png?8DC7C0)