Mioty at DPK

Hi! A couple of weeks ago, we had the Microsoft German partner conference (DPK) in Leipzig, where our IoT partners were showing their solutions. And one of the partners that presented their technology is Mioty. So what is this? (roll video ) Mioty is a LPWAN technology that adresses shortcomings that we have seen with…

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Hilscher NetPi: Raspberry Pi 3 for industrial automation (Part 1)

Hi! Over the last weeks, I’ve been working with a nice little device that is very useful for prototyping professional IoT. One of the challenges in this area is talking to field bus systems. There are many field busses out there and all of them have their individual reason of existence, either coming from a…

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Just returning from ISWC2017

Hi! I’m on my way back from ISWC2017 (the International Symposium on Wearable Computing) and it’s been great! This year marks ISWC’s 20th anniversary. The web page of the first conference can now only be found on the wayback machine: ISWC ’97 This year, I was organizing the industry session at ISWC and Ubicomp and…

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Pi-Top and Windows 10 IoT Core: A Raspberry Pi Laptop running Windows

Hi! I’m in the middle of preparing a hands-on lab for an event next month, Microsoft Germany’s Technical Summit in Darmstadt. Here, we will show you how to build, customize, program and connect devices based on Windows 10 IoT. And for this hands-on lab, we decided to bring a couple of Raspberry Pi 3 to…

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Troubleshooting Azure IOT Hub connections on embedded Linux

Hi! I’m in Japan for a few days, working with local partners to get their devices connections to Azure IoT Hub. And I want to share a few lessons learned. We always started from the Azure IOT Hub SDK on GitHub.  And here’s the first catch: if you just download the zip file from GitHub,…

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Asia Tour: June 2016

Hi! I’m on the way back from touring partners customers in Taiwan, South Korea and Japan. We had very interesting meetings with our partners there who are ready to get “things” connected to the cloud. In this post, I want to elaborate on the questions that were most common and how I answered them. What…

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AzureIotHubProxy

Today, I uploaded a project to github that I wrote in the last weeks in order to simplify things with the Azure IoT hub for demos, makers etc. If you haven’t heard about Azure IoT hub, this is a very nice service you can use to hook up your IoT devices to a central service that…

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My azure scripts on github

  Hi! I’ve decided to put my azure scripts on Github, that keeps them in one place and I can update whenever I find bugs. https://github.com/holgerkenn/azurescripts  I have more scripts in the queue, but I first need to remove credentials, hostnames etc. before I put them on github. Hope it helps, H.

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Linux and Azure Files: you might need some help here…

  Hi! tl;dr: To mount Azure Files from linux, you need cifs support in the kernel, the right mount helper and versions recent enough to supports the SMB2 protocol version. I just got a ping from a customer who had trouble mounting an Azure Files filesystem from Linux. According to the Azure team blog, this…

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Attacks from Mars! Azure ILB and Linux

Hi! tl;dr: Azure ILB and Linux IP spoofing protection prevent a connection from a machine to itself via the ILB. A few days ago, I talked to a customer who had quite some trouble using the Azure Internal Load Balancer with his Linux VMs. From his tests, he concluded that ILB “is broken”, “is buggy”…

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