* That's one layer **below HTTP**.
    * So, the **certificate and encryption** handling is done **before HTTP**.
* **TCP doesn't know about "domains"**. Only about IP addresses.
    * The information about the **specific domain** requested goes in the **HTTP data**.

}

func getNonLoopBackIP(t *testing.T) string {
	localIP4 := set.NewStringSet()
	addrs, err := net.InterfaceAddrs()
	if err != nil {
		t.Fatalf("%s.  Unable to get IP addresses of this host.", err)
	}

	for _, addr := range addrs {
		var ip net.IP
		switch v := addr.(type) {
		case *net.IPNet:
			ip = v.IP
		case *net.IPAddr:
			ip = v.IP
		}

    proxySelector.proxies.add(proxyA)
    proxySelector.proxies.add(proxyB)
    val routeSelector = newRouteSelector(address)
    proxySelector.assertRequests(address.url.toUri())

    // First try the IP addresses of the first proxy, in sequence.
    assertThat(routeSelector.hasNext()).isTrue()
    dns[PROXY_A_HOST] = dns.allocate(2)
    val selection1 = routeSelector.next()

    private int readSize, openFlags, access;
    private byte[] tmp = new byte[1];

    SmbFile file;

/**
 * Creates an {@link java.io.InputStream} for reading bytes from a file on
 * an SMB server addressed by the <code>url</code> parameter. See {@link
 * jcifs.smb1.smb1.SmbFile} for a detailed description and examples of the smb
 * URL syntax.
 *
 * @param url An smb URL string representing the file to read from
 */

   * disallow IPv6 literals that don't contain these brackets.
   *
   * <p>Note that this parser identifies IPv6 literals solely based on the presence of a colon. To
   * perform actual validation of IP addresses, see the {@link InetAddresses#forString(String)}
   * method.
   *
   * @return {@code this}, to enable chaining of calls.
   * @throws IllegalArgumentException if bracketless IPv6 is detected.
   */

                  },
                  "properties": [
                     {
                        "id": "displayName",
                        "value": "Addresses"
                     }
                  ]
               }
            ]
         },
         "gridPos": {
            "h": 10,
            "w": 8,
            "x": 0,
            "y": 4

    }

    /**
     * Return the IP address of this address as a 32 bit integer.
     */

    public int hashCode() {
        return addr.hashCode();
    }

    /**
     * Compare two addresses for equality. Two <tt>UniAddress</tt>s are equal
     * if they are both <tt>UniAddress</tt>' and refer to the same IP address.
     */
    public boolean equals( Object obj ) {

     * Configure this client to retry or not when a connectivity problem is encountered. By default,
     * this client silently recovers from the following problems:
     *
     * * **Unreachable IP addresses.** If the URL's host has multiple IP addresses,
     *   failure to reach any individual IP address doesn't fail the overall request. This can
     *   increase availability of multi-homed services.
     *

    public SmbFileOutputStream ( SmbFile file ) throws SmbException {
        this(file, false);
    }


    /**
     * Creates an {@link java.io.OutputStream} for writing bytes to a file
     * on an SMB server addressed by the <code>SmbFile</code> parameter. See
     * {@link jcifs.smb.SmbFile} for a detailed description and examples of
     * the smb URL syntax. If the second argument is <code>true</code>, then

type esClientV7 struct {
	*elasticsearch7.Client
}

func newClientV7(args ElasticsearchArgs) (*esClientV7, error) {
	// Client options
	elasticConfig := elasticsearch7.Config{
		Addresses:  []string{args.URL.String()},
		Transport:  args.Transport,
		MaxRetries: 10,
	}
	// Set basic auth
	if args.Username != "" && args.Password != "" {
		elasticConfig.Username = args.Username