void connectWrapException_wraps_io_and_unkhost() throws Exception {
        // Subclass to control connect() behavior
        SmbTreeConnection c = new SmbTreeConnection(ctx) {
            @Override
            public SmbTreeHandleImpl connect(SmbResourceLocatorImpl loc) throws java.io.IOException {
                throw new java.net.UnknownHostException("nohost");
            }
        };

import jcifs.internal.smb2.ServerMessageBlock2Request;
import jcifs.internal.smb2.Smb2Constants;
import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Tree Connect request message.
 *
 * This command is used to connect to a shared resource
 * on the server, such as a file share or printer.
 *
 * @author mbechler
 */

    object : Socket() {
      override fun connect(
        endpoint: SocketAddress?,
        timeout: Int,
      ) {
        val requested = (endpoint as InetSocketAddress)
        val inetSocketAddress = hostMapping[requested.address] ?: defaultAddress ?: requested
        Platform.get().log("Socket connection to: $inetSocketAddress was: $requested")
        super.connect(inetSocketAddress, timeout)
      }
    }

   * That may happen later by the connection pool thread.
   */
  fun cancel()

  /**
   * Carries an exchange. This is usually a connection, but it could also be a connect plan for
   * CONNECT tunnels. Note that CONNECT tunnels are significantly less capable than connections.
   */
  interface Carrier {
    val route: Route

    fun trackFailure(
      call: RealCall,
      e: IOException?,
    )

### [Addresses](https://square.github.io/okhttp/5.x/okhttp/okhttp3/-address/)

Addresses specify a webserver (like `github.com`) and all of the **static** configuration necessary to connect to that server: the port number, HTTPS settings, and preferred network protocols (like HTTP/2).

package grid

import "strconv"

func _() {
	// An "invalid array index" compiler error signifies that the constant values have changed.
	// Re-run the stringer command to generate them again.
	var x [1]struct{}
	_ = x[OpConnect-1]
	_ = x[OpConnectResponse-2]
	_ = x[OpPing-3]
	_ = x[OpPong-4]
	_ = x[OpConnectMux-5]
	_ = x[OpMuxConnectError-6]
	_ = x[OpDisconnectClientMux-7]
	_ = x[OpDisconnectServerMux-8]
	_ = x[OpMuxClientMsg-9]

    connectTimeout: Int,
  ) {
    try {
      socket.connect(address, connectTimeout)
    } catch (e: ClassCastException) {
      // On android 8.0, socket.connect throws a ClassCastException due to a bug
      // see https://issuetracker.google.com/issues/63649622
      if (Build.VERSION.SDK_INT == 26) {
        throw IOException("Exception in connect", e)
      } else {
        throw e
      }
    }
  }

     */
    SmbTransport getTransport();

    /**
     * Connect to the logon share
     *
     * @throws SmbException if the connection fails
     */
    void treeConnectLogon() throws SmbException;

    /**
     * Gets or creates an SMB tree connection for the specified share and service.
     *
     * @param share the share name to connect to
     * @param service the service type for the connection

        return new TcpRdmaConnection(remote, local);
    }

    @Override
    public RdmaConnection connect(String hostname, int port) throws IOException {
        InetSocketAddress remoteAddress = new InetSocketAddress(hostname, port);
        RdmaConnection connection = createConnection(remoteAddress, null);
        connection.connect();
        return connection;
    }

    @Override

        // Arrange: spy on instance to force connect() failure with specific exception
        CIFSContext ctx = mock(CIFSContext.class);
        SmbTreeConnectionTrace trace = Mockito.spy(new SmbTreeConnectionTrace(ctx));
        doThrow(thrown).when(trace).connect(loc);

        // Act & Assert: both UnknownHostException and IOException should become CIFSException (SmbException)