@techreport{allan-mpls-a-bit-00, number = {draft-allan-mpls-a-bit-00}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-allan-mpls-a-bit/00/}, author = {David Allan}, title = {{The Case for the 'A' Bit in the MPLS and IP PID}}, pagetotal = 8, year = 2003, month = apr, day = 23, abstract = {This memo describes the underlying rationale for inclusion of the LSR alert bit in the proposed MPLS payload ID.}, }