public DfsReferralData getTreeReferral() {
        return this.treeReferral;
    }

    /**
     * @return whether this tree may be a DFS share
     * @throws SmbException
     */
    public boolean isPossiblyDfs() throws SmbException {
        if (this.connectionState.get() == 2) {
            // we are connected, so we know
            return isDfs();
        }

            final String rfullpath =
                    request != null ? request.getFullUNCPath() : '\\' + loc.getServer() + '\\' + loc.getShare() + loc.getUNCPath();
            if (t.isInDomainDfs() || !t.isPossiblyDfs()) {
                if (!t.isInDomainDfs()) {
                    log.trace("Not in DFS");
                    return loc;
                }
                // need to adjust request path