astructure admins (&ldquo;create and configure a load balancer&rdquo;), cluster operators (&ldquo;manage a TLS certificate for my entire domain&rdquo;) and application users (&ldquo;use it to route /foo to the foo service&rdquo;).</p><p>We <a href=/v1.19/blog/2018/v1alpha3-routing/>rewrote our traffic APIs in early 2018</a> to address user feedback, and to more adequately address these concerns.</p><p>A primary feature of Istio&rsquo;s new model was having separate APIs that describe infrastructure (the loa