) krt.Collection[model.ServiceInfo] {
	ServicesInfo := krt.NewCollection(Services, func(ctx krt.HandlerContext, s *v1.Service) *model.ServiceInfo {
		portNames := map[int32]model.ServicePortName{}
		for _, p := range s.Spec.Ports {
			portNames[p.Port] = model.ServicePortName{
				PortName:       p.Name,
				TargetPortName: p.TargetPort.StrVal,
			}
		}
		waypointKey := ""

							},
						},
					},
					PortNames: map[int32]model.ServicePortName{
						// Not a named port
						80: {PortName: "80"},
						// Named port found in WE
						81: {PortName: "81", TargetPortName: "81-target"},
						// Named port target found in WE
						82: {PortName: "82", TargetPortName: "82-target"},
						// Named port not found in WE
						83: {PortName: "83", TargetPortName: "83-target"},
					},

	// Here we manually create them for mocking purpose.
	svc1Ips := []string{"128.0.0.1"}
	portNames := []string{"tcp-port"}
	// Create 1 endpoint that refers to a pod in the same namespace.
	createEndpoints(t, controller, "svc1", "nsA", portNames, svc1Ips, nil, nil)

	// Creates 100 endpoints that refers to a pod in a different namespace.
	fakeSvcCounts := 100

				// ServiceEntry has no explicit named targetPorts; targetPort only allows a number
				// Instead, there is name matching between the port names
				if named, f := svc.PortNames[int32(port.ServicePort)]; f {
					// get port name or target port
					tv, ok := p.Ports[named.PortName]
					if ok {
						// if we match one, override it. Otherwise, use the service port
						targetPort = tv
					} else if targetPort == 0 {

}

type ServicePortName struct {
	PortName       string
	TargetPortName string
}

type ServiceInfo struct {
	*workloadapi.Service
	// LabelSelectors for the Service. Note these are only used internally, not sent over XDS
	LabelSelector
	// PortNames provides a mapping of ServicePort -> port names. Note these are only used internally, not sent over XDS
	PortNames map[int32]ServicePortName

			}
		}

		// Ensure unique port names
		portNames := make(map[string]bool)

		for _, s := range value.Servers {
			if s == nil {
				v = AppendValidation(v, fmt.Errorf("server may not be nil"))
				continue
			}
			if s.Port != nil {
				if portNames[s.Port.Name] {

      sni: server
`).ApplyOrFail(t)

			for _, portName := range []string{"grpc", "http", "tcp"} {
				portName := portName
				t.NewSubTest(portName).Run(func(t framework.TestContext) {
					opts := echo.CallOptions{
						To:    server,
						Count: 1,
						Port: echo.Port{
							Name: portName,
						},
						Check: check.OK(),
					}
					if portName == "tcp" {
						opts.Scheme = scheme.TCP
					}

)

// ConvertProtocol from k8s protocol and port name
func ConvertProtocol(port int32, portName string, proto corev1.Protocol, appProto *string) protocol.Instance {
	if proto == corev1.ProtocolUDP {
		return protocol.UDP
	}

	// If application protocol is set, we will use that
	// If not, use the port name
	name := portName
	if appProto != nil {
		name = *appProto

	if portReference.Type == intstr.Int {
		return portReference.IntValue(), nil
	}
	portName := portReference.StrVal
	port, err := strconv.Atoi(portName)
	if err == nil {
		return port, nil
	}
	for _, portSpec := range container.Ports {
		if portSpec.Name == portName {
			return int(portSpec.ContainerPort), nil
		}
	}

	Sync()
	// SyncLoop runs periodic work.
	// This is expected to run as a goroutine or as the main loop of the app.
	// It does not return.
	SyncLoop()
}

// ServicePortName carries a namespace + name + portname.  This is the unique
// identifier for a load-balanced service.
type ServicePortName struct {
	types.NamespacedName
	Port     string
	Protocol v1.Protocol
}

func (spn ServicePortName) String() string {