ow how to configure Istio route rules to call remote services in a multicluster service mesh
by deploying the <a href=https://github.com/istio/istio/tree/release-1.3/samples/bookinfo>Bookinfo sample</a> with version <code>v1</code> of the <code>reviews</code> service
running in one cluster, versions <code>v2</code> and <code>v3</code> running in a second cluster.</p><h2 id=setup-clusters>Setup clusters</h2><p>To start, you&rsquo;ll need two Kubernetes clusters, both running a slightly customized configurati