*/
    public synchronized SmbTreeHandleImpl connectHost(final SmbResourceLocatorImpl loc, final String host) throws IOException {
        return connectHost(loc, host, null);
    }

    /**
     *
     * @param loc
     * @param host
     * @param referral
     * @return tree handle
     * @throws IOException
     */

        setTree(c, tree);

        // Override connectHost to avoid actual network connection on retry
        doAnswer(invocation -> {
            SmbTreeHandleImpl handle = mock(SmbTreeHandleImpl.class);
            // Re-set the same tree to continue using our mock
            setTree(c, tree);
            return handle;
        }).when(c).connectHost(any(), anyString());

                log.debug("DS enumeration failed", ioe);
            }
        }

        final SmbTreeConnection treeConn = SmbTreeConnection.create(tc);
        try (SmbTreeHandleImpl th = treeConn.connectHost(locator, locator.getServerWithDfs());
                SmbSessionImpl session = th.getSession();
                SmbTransportImpl transport = session.getTransport()) {
            try {