></ol><h3 id=initial-setting-of-bookinfo-application>Initial setting of Bookinfo application</h3><p>To demonstrate the scenario of using an external database, you start with a Kubernetes cluster with <a href=/v1.15/docs/setup/getting-started/>Istio installed</a>. Then you deploy the
<a href=/v1.15/docs/examples/bookinfo/>Istio Bookinfo sample application</a>, <a href=/v1.15/docs/examples/bookinfo/#apply-default-destination-rules>apply the default destination rules</a>, and
<a href=/v1.15/docs/tasks/traffic-