d balancer, represented by the <a href=/v1.19/docs/concepts/traffic-management/#gateways>Gateway</a>), and application (routing and post-routing, represented by the <a href=/v1.19/docs/concepts/traffic-management/#virtual-services>VirtualService</a> and <a href=/v1.19/docs/concepts/traffic-management/#destination-rules>DestinationRule</a>).</p><p>Ingress worked well as a lowest common denominator between different implementations, but its shortcomings led SIG Network to investigate the design of a &ldquo;ve