*/
    public synchronized SmbTreeHandleImpl connectHost(final SmbResourceLocatorImpl loc, String host, final DfsReferralData referral)
            throws IOException {
        String targetDomain = ctx.getCredentials().getUserDomain();
        try (SmbTreeImpl t = getTree()) {
            if (t != null) {
                if (log.isDebugEnabled()) {
                    log.debug("Tree is " + t);
                }

                final NtlmPasswordAuthentication npa = (NtlmPasswordAuthentication) this.transportContext.getCredentials();
                String domain = npa.getUserDomain();
                String user = !npa.isAnonymous() ? npa.getUsername() : null;
                String password = npa.getPassword();
                String userInfo = this.url.getUserInfo();