have access to the
<code>istiod</code> instances. Unlike an ordinary load-balancer service, which would delegate incoming requests to one of the
instances, this proxy service must instead delegate to all of the <code>istiod</code> instances, aggregate the responses,
and then return the combined result.</p><p>If the external proxy service is, in fact, running on another Kubernetes cluster, the proxy implementation code
can be very similar to the implementation code that <code>istioctl</code> runs in the prim