o"><a href=#see-also>See also</a></li></ol><hr></div></nav><p>This task shows you how to route requests dynamically to multiple versions of a
microservice.</p><h2 id=before-you-begin>Before you begin</h2><ul><li><p>Setup Istio by following the instructions in the
<a href=/v1.5/docs/setup/>Installation guide</a>.</p></li><li><p>Deploy the <a href=/v1.5/docs/examples/bookinfo/>Bookinfo</a> sample application.</p></li><li><p>Review the <a href=/v1.5/docs/concepts/traffic-management>Traffic Management</a> conce