clock_seq_low = (byte)_src.dec_ndr_small();
            int _nodes = 6;
            int _nodei = _src.index;
            _src.advance(1 * _nodes);

            if (node == null) {
                if (_nodes < 0 || _nodes > 0xFFFF) throw new NdrException( NdrException.INVALID_CONFORMANCE );
                node = new byte[_nodes];
            }
            _src = _src.derive(_nodei);

            this.clock_seq_low = (byte) _src.dec_ndr_small();
            int _nodes = 6;
            int _nodei = _src.index;
            _src.advance(1 * _nodes);

            if ( this.node == null ) {
                if ( _nodes < 0 || _nodes > 0xFFFF )
                    throw new NdrException(NdrException.INVALID_CONFORMANCE);
                this.node = new byte[_nodes];
            }
            _src = _src.derive(_nodei);

    /**
     * Checks the node type of this address.
     * 
     * @param tc
     *            context to use
     * @return {@link jcifs.netbios.NbtAddress#B_NODE},
     *         {@link jcifs.netbios.NbtAddress#P_NODE}, {@link jcifs.netbios.NbtAddress#M_NODE},
     *         {@link jcifs.netbios.NbtAddress#H_NODE}
     *
     * @throws UnknownHostException
     *             if the host cannot be resolved to find out.
     */