ersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
  name: reviews
spec:
  hosts:
  - reviews
  http:
  - route:
    - destination:
        host: reviews
        subset: v1
</code></pre><h2 id=cross-namespace-configuration>Control configuration sharing across namespaces</h2><p>You can define virtual services, destination rules, or service entries
in one namespace and then reuse them in other namespaces, if they are exported
to those namespaces.
Istio exports all traffic management resources