Some times User-Defined Routes can cause traffic issues in Azure due to asymmetries, learn how to identify those problems and fix them!
You probably know Azure Virtual WAN, an Azure technology that abstracts hybrid networking by providing Microsoft-managed Virtual Hubs that use the Microsoft backbone to talk to each other. And you might know as well that those hubs can become Secured Virtual Hubs, including firewalling functionality powered by Azure Firewall. Virtual WAN secure hubs are great, … Continue reading Virtual WAN: secure hubs in multiple regions
Hey there! I receive pretty frequently questions around what storaget to use in Azure Red Hat Openshift (ARO), hence I decided to write this post. Using storage in Kubernetes in general and Openshift in particular has many nuances. I/O bottlenecks can quickly become an issue impacting the cluster integrity, the application performance, or both. This … Continue reading Azure Red Hat Openshift Storage Concepts
I have been wanting for some time to be able to whiteboard in Teams calls without losing my video image, kind of something like this: I finally made it work using Open Broadcaster Software, a tool that can combine videos from different sources into one. Disclaimer: I am a complete noob with video, so if … Continue reading Transparent Whiteboarding in Teams with OBS
There are many nuances when choosing a node size in Azure Kubernetes Services, and not all of them are obvious. I decided to write a short post to discuss the most important ones. At the end of the day, this is going to be a trade-off: some factors are going to drive you towards larger … Continue reading Which VM size should I choose as AKS node?
Azure Application Service has a feature often referred as “Easy Auth” (see Authentication and authorization in Azure App Service and Azure Functions), which essentially consists of enabling user authentication for an application that does not support it. Many users love this feature, since it allows enjoying enterprise-grade authentication without writing a single line of code, … Continue reading Easy Auth on AKS with Ambassador
You probably know that you can use Azure Machine Learning Services to support you along the complete life cycle of your Machine Learning development, from training to deployment. And you probably know as well that for production-grade deployments one of the best platforms to run your inferencing is Kubernetes. From the Azure Machine Learning portal … Continue reading Azure Machine Learning inferencing on AKS under the covers
Hey there! As you might have read, some time ago I wrote a pretty detailed “A day in the life of a packet” post series on how networking works in detail in Azure RedHat Openshift (ARO). Some of the feedback around those blog posts was that they are far too technical, and hard to read … Continue reading Azure RedHat Openshift and Hybrid Networking
Lately I have been working in creating lab environments to train on some aspects of Azure networking, such as Network Virtual Appliances, VPN or ExpressRoute. I started creating scripts to deploy each of those, but then I realized that those scripts had a lot in common. Would it be possible to generalize them into one … Continue reading BGP Azure Lab Maker
You might know what Azure Virtual WAN is: in essence it is a network connectivity model in Azure where you can attach your Virtual Networks, your VPN branches, your ExpressRoute sites and your remote users connecting over VPN to it, and everybody can talk to each other. The main component of Azure Virtual WAN is … Continue reading Connect two Virtual WANs to each other over VPN