v00 - > v01.txt - Summary Section 6 Section 6.2: for downward renamed the Associated Area ID sub-TLV as Downstream Associated Area ID (more suitable and prevents confusion w/ Section 6.3 Associated Area ID sub-TLV) Section 6.3: detail scope of loop prevention Section 6.3: figures have been revisited to prevent confusion with ABR functionality New Section 6.4: resiliency New Section 6.5: adjacency Section 7.2: details on scalability |