y generated <code>Sidecar</code> custom resource. The default configuration is implemented internally and the change should have no impact on deployments.</li></ul><h2 id=reach-istiod-through-external-workloads>Reach Istiod through external workloads</h2><p>In Istio 1.6, Istiod is configured to be <code>cluster-local</code> by default. With <code>cluster-local</code> enabled, only workloads running on the same cluster can reach Istiod. Workloads on another cluster can only access the Istiod instance through