col upgrades, and advanced routing functionality for all service-to-service communication.</p><p>For more detail, please see: <a href=/v1.7/docs/concepts/what-is-istio/>What is Istio?</a></p></div><h5 id=why-use-istio class=question>Why would I want to use Istio?</h5><div class=answer><p>Traditionally, much of the logic handled by Istio has been built directly into applications. Across a fleet of services, managing updates to this communications logic can be a large burden. Istio provides an infrastructure-