{
					DefaultEndpoint: "127.0.0.1:110",
				},
			},
			Egress: []*networking.IstioEgressListener{
				{
					Hosts: []string{"*/*"},
				},
			},
		}, false, false},
		{"ingress without port and with IPv6 endpoint", &networking.Sidecar{
			Ingress: []*networking.IstioIngressListener{
				{
					DefaultEndpoint: "[::1]:110",
				},
			},

			name:            "ipv4 host: defaultEndpoint set to [::1]:7073",
			proxy:           ipv4Proxy,
			defaultEndpoint: "[::1]:7073",
			expectedAddr:    "127.0.0.1",
			expectedPort:    7073,
		},
		// ipv6 use cases
		{
			name:            "ipv6 host: defaultEndpoint set to 127.0.0.1:7073",
			proxy:           ipv6Proxy,
			defaultEndpoint: "127.0.0.1:7073",
			expectedAddr:    "::1",
			expectedPort:    7073,

			}
			portMap.Insert(i.Port.Number)

			if len(i.DefaultEndpoint) != 0 {
				if strings.HasPrefix(i.DefaultEndpoint, UnixAddressPrefix) {
					errs = AppendValidation(errs, ValidateUnixAddress(strings.TrimPrefix(i.DefaultEndpoint, UnixAddressPrefix)))
				} else {
					// format should be 127.0.0.1:port, [::1]:port or :port
					sHost, sPort, sErr := net.SplitHostPort(i.DefaultEndpoint)
					if sErr != nil {

which this gateway configuration should be applied. type: object servers: description: A list of server specifications. items: properties: bind: description: The ip or the Unix domain socket to which the listener should be bound to. type: string defaultEndpoint: type: string hosts: description: One or more hosts exposed by this gateway. items: type: string type: array name: description: An optional name of the server, when set must be unique across all servers. type: string port: description: The Port...

metadata:
  name: sidecar
spec:
  workloadSelector:
    labels:
      app: b
  egress:
  - hosts:
    - "./*"
  ingress:
  - port:
      number: %d
      protocol: HTTP
    defaultEndpoint: %s:%d
`, ipCase.port.WorkloadPort, ipCase.endpoint, ipCase.port.WorkloadPort)
			}
			t.RunTraffic(TrafficTestCase{
				name:   ipCase.name,
				call:   client.CallOrFail,
				config: config,