You may have heard that DNS functionality was added in Istio 1.8, but you might not have thought about the impact it has. It solves some key issues that exist within Istio and allows you to expand your mesh architecture to include multiple clusters and virtual machines. An excellent explanation of the features can be found on the Istio website. In short, it enables seamless integration across multiple clusters and Virtual Machines. In this article, we’ll test out the new features and hopefully explain more about what is happening under the hood.