portMap[uint32(p.Port)] = uint32(p.NodePort)
		}
		istioService.Attributes.ClusterExternalPorts = map[cluster.ID]map[uint32]uint32{clusterID: portMap}
		// address mappings will be done elsewhere
	case corev1.ServiceTypeLoadBalancer:
		if len(svc.Status.LoadBalancer.Ingress) > 0 {
			var lbAddrs []string
			for _, ingress := range svc.Status.LoadBalancer.Ingress {
				if len(ingress.IP) > 0 {
					lbAddrs = append(lbAddrs, ingress.IP)