SmbTransport trans = SmbTransport.getSmbTransport(addr, 0);
            CacheEntry entry = new CacheEntry(Dfs.TTL * 10L);

            DfsReferral dr = trans.getDfsReferrals(auth, "", 0);
            if (dr != null) {
                DfsReferral start = dr;
                do {
                    String domain = dr.server.toLowerCase();

            case NtStatus.NT_STATUS_PATH_NOT_COVERED:
                if( req.auth == null ) {
                    throw new SmbException( resp.errorCode, null );
                }

                DfsReferral dr = getDfsReferrals(req.auth, req.path, 1);
                if (dr == null)
                    throw new SmbException(resp.errorCode, null);   

                SmbFile.dfs.insert(req.path, dr);
                throw dr;

                SmbTransportInternal trans = dc != null ? dc.unwrap(SmbTransportInternal.class) : null;
                if ( trans != null ) {
                    // get domain referral
                    initial = trans.getDfsReferrals(tf.withAnonymousCredentials(), "", trans.getRemoteHostName(), authDomain, 0);
                }
                if ( initial != null ) {