if host, _, _ := net.SplitHostPort(bindAddress); host != "" {
		ip := netutils.ParseIPSloppy(host)
		if ip != nil && netutils.IPFamilyOf(ip) == wrongFamily && !ip.IsUnspecified() {
			return true
		}
	}
	return false
}

// createClient creates a kube client from the given config and masterOverride.
// TODO remove masterOverride when CLI flags are removed.

	}
	if nodeIP.IsMulticast() {
		return fmt.Errorf("nodeIP can't be a multicast address")
	}
	if nodeIP.IsLinkLocalUnicast() {
		return fmt.Errorf("nodeIP can't be a link-local unicast address")
	}
	if nodeIP.IsUnspecified() {
		return fmt.Errorf("nodeIP can't be an all zeros address")
	}

	addrs, err := net.InterfaceAddrs()
	if err != nil {
		return err
	}
	for _, addr := range addrs {
		var ip net.IP

			expectEsimatedCost: func(c checker.CostEstimate) checker.CostEstimate { return c },
			expectRuntimeCost:  func(c uint64) uint64 { return c },
		},
		{
			ops: []string{".family()", ".isUnspecified()", ".isLoopback()", ".isLinkLocalMulticast()", ".isLinkLocalUnicast()", ".isGlobalUnicast()"},
			// For most other operations, the cost is expected to be the base + 1.

		if err != nil {
			return nil, err
		}
		sourceVip = config.SourceVip
		if len(sourceVip) == 0 {
			return nil, fmt.Errorf("source-vip flag not set")
		}

		if nodeIP.IsUnspecified() {
			// attempt to get the correct ip address
			klog.V(2).InfoS("Node ip was unspecified, attempting to find node ip")
			nodeIP, err = apiutil.ResolveBindAddress(nodeIP)
			if err != nil {

			schema: schemas(stringType, stringType),
			valid: []string{
				`isIP("192.168.0.1")`,
				`ip.isCanonical("127.0.0.1")`,
				`ip("192.168.0.1").family() > 0`,
				`ip("0.0.0.0").isUnspecified()`,
				`ip("127.0.0.1").isLoopback()`,
				`ip("224.0.0.1").isLinkLocalMulticast()`,
				`ip("192.168.0.1").isGlobalUnicast()`,
				`type(ip("192.168.0.1")) == net.IP`,

	allErrs := field.ErrorList{}
	ip := netutils.ParseIPSloppy(ipAddress)
	if ip == nil {
		allErrs = append(allErrs, field.Invalid(fldPath, ipAddress, "must be a valid IP address"))
		return allErrs
	}
	if ip.IsUnspecified() {
		allErrs = append(allErrs, field.Invalid(fldPath, ipAddress, fmt.Sprintf("may not be unspecified (%v)", ipAddress)))
	}
	if ip.IsLoopback() {