spring cloud zuul: Active-Active configuration
<p>1.) How to configure Zuul to redirect the request to another Zuul instances in the other cloud region when there is a service cluster failover?.</p>

<p>2.) How to configure Zuul to accept https request &amp; forward request as https to the service cluster. </p>

<p>3.) Is there a document that explains what are the different configuration options that can used to configure the Zuul server using yml.  </p>