n&rsquo;t fulfill the fourth requirement because
egress proxies cannot enforce policies by source if a Kubernetes artifact specifies the source.
In summary, egress proxies can fulfill the first, second, third and fifth requirements, but can&rsquo;t satisfy the fourth and
the six requirements because they are not transparent and not Kubernetes-aware.</p><h2 id=advantages-of-istio-egress-traffic-control>Advantages of Istio egress traffic control</h2><p>Istio egress traffic control is <strong>DNS-aware</strong