e> service version 1.</p><h2 id=test-the-new-routing-configuration>Test the new routing configuration</h2><p>You can easily test the new configuration by once again refreshing the <code>/productpage</code>
of the Bookinfo app in your browser.
Notice that the reviews part of the page displays with no rating stars, no
matter how many times you refresh. This is because you configured Istio to route
all traffic for the reviews service to the version <code>reviews:v1</code> and this
version of the service does n