SAS token mismatch on Azure DPS with Azure IoT Edge
Hi, I have a recent issue with DPS registration requests, giving me error " {"Message":"{"errorCode":401002,"message":"The specified SAS token has an invalid signature. It does not match either the primary or…
How can I make use of telemetry from Azure IoT Hub?
Good day, I have been testing out Azure IoT Hub and so far all I managed to do was connect my device and receive data from it. How can I forward the telemetry from my device(s) to another service (API call to another website). I have looked around but…
IoT Hub limits
According to the documentation for IoT hub quotas and throttling it looks lika an IoT hub only allowes a total of 300mb for device streaming. This is per hub and not per device. Is this correctly understood? So a hub that allowes 1 miljon devices should…
Do SAS URIs expire after successful file uploads in IoT Hub?
I am running a script that collects data from a device and uploads it to a storage account at regular intervals. This process is leading to an error, as described in this issue (403 TooManyDevicesError after 10 Files). I suspect that I might be hitting…
Stream Analytics job does not stream the data to the database
I have a Python script that sends data to the IoT Hub using MQTT. A message routing configuration is set up to route the data to a Blob storage, and this part is working as expected—I can see the data in the storage. My next goal is to route the data to…
How to remove old / nonexistent Tag from Device Twin
I use IoT Hub to test MQTT connectivity with my company's hardware. I look at tag data I'm sending by using Device Twin (to verify the data was sent to Azure). If I change the tags I'm sending - the Device Twin still shows old tags (with old data) that…
Azure IoT Edge - Device To Cloud message size error
I have an exception when an IoT edge module sends a message to the IoT Hub - MessageTooLargeError: Message size is greater than 256KiB. Question: Will a higher tier allow for a larger size? Would not an edge module break it down to smaller chunks…
Can IoT Hub Route D2C Messages to Service Bus in VNET?
I have a IoT Hub that must be public facing, while I want to have a Service Bus that only allow private access, where my App Services in the VNET will then consume the messages from Service Bus. Now, the question is am I able to route the D2C messages…
Event Hub from another Subscription not visible for IoT Hub data route endpoints
Im trying to pass telemetry data from an IoT Hub to an event hub residing in another subscription, under same tenant/directory. I have created a managed identity, and assigned both services to the identity with Subscription-level Owner roles and…
Unable to Register Devices Using DPS Enrollment Group (401 Unauthorized)
We are encountering issues while attempting to register devices using an enrollment group in Azure IoT Device Provisioning Service (DPS) with symmetric key authentication. Despite following all the documented steps, the device registration fails with an…
How to enable CORS for IOT Hub service
I have trouble connecting to the IOT Hub from a webassembly app. It reports in the exception: Operation is not supported on this platform I think it's a CORS problem, since I got the same exception accessing a different website, which resolved when…
How to send messages from Iot Edge Module to Storage Account through route?
I have an IoT Edge Module filtermodule which sends telemetry using send_message (docs) with IoTHubModuleClient every minute. When I run this module, the IoT Hub message counter in the portal is incrementing. Also, I used this route in the IoT Edge Hub…
IoT Hub Continues to Send Events After Device Deletion
Hi Everyone, I have an issue with IoT Hub, Could you help ? Events such as TwinChangeEvents and DeviceLifecycleEvents are routed from IoT Hub to Event Hub. However, after deleting the deviceId (S5_U0_15312) created in 2016, IoT Hub still sends…
Is it possible to access the SSH server on Yocto via device stream?
A customer asked me if it was possible to log in via SSH via an Azure server. I found an article that said that Azure IoT HUB has a feature called Device Stream, which makes it possible. Can this feature be configured in Yocto? Please tell me how.
IotHub custom endpoints, 9 of 10 used, Azure portal keeps failing to create 10th
Good day, Been trying over and over for quite some time to create the 10th custom endpoint in our IotHub, in the Azure Portal. I keep getting an internal error and told to contact support, but don't have a support plan. We are not on the free tier but…
File upload issue via iot hub with new azure c sdk v1.14.0
Hi, I was using azure c sdk version 1.11.0 on my esp32 board, with that connection to iot hub using DPS service x509 certificates works fine. Blob storage is also configured with iot hub. File upload also works fine. Recently I have updated the azure c…
[duplicate] ELMS: how to save module logs to blob storage?
please cross-refer to this post: https://learn.microsoft.com/en-us/answers/questions/2123832/elms-how-to-save-module-logs-to-blob-storage I apologize for the troubles, I had connectivity issues with the forum.
how to use ELMS to upload module logs to blob
Please see the reported issue on Azure-Samples GitHub: https://github.com/Azure-Samples/iotedge-logging-and-monitoring-solution/issues/36
Deployment error when trying to enable dead-lettering on an event subscription in Azure
Hi, We configured an event subscription (webhook call) on the system topic of an IoT hub event grid to relay events to another system. It works okay in all environments but we noticed some failed event deliveries in Prod, only a fraction of the total IoT…
How to change networking to connect IoTHub to CosmosDB in private subnet
Hey community! The question: How do I connect my Azure IoTHub to my CosmosDB in private subnet? How I can change the CosmosDB networking/firewall settings to accept traffic coming from a (public) IoTHub service endpoint? Brief description: I have an…