%% You should probably cite rfc9516 instead of this I-D. @techreport{ietf-sfc-multi-layer-oam-11, number = {draft-ietf-sfc-multi-layer-oam-11}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-ietf-sfc-multi-layer-oam/11/}, author = {Greg Mirsky and Wei Meng and Bhumip Khasnabish and Cui(Linda) Wang}, title = {{Active OAM for Service Function Chaining}}, pagetotal = 24, year = ** No value found for 'doc.pub_date.year' **, month = ** No value found for 'doc.pub_date' **, day = ** No value found for 'doc.pub_date.day' **, abstract = {A set of requirements for active Operation, Administration, and Maintenance (OAM) of Service Function Chains (SFCs) in a network is presented in this document. Based on these requirements, an encapsulation of active OAM messages in SFC and a mechanism to detect and localize defects are described. This document updates RFC 8300. Particularly, it updates the definition of O (OAM) bit in the Network Service Header (NSH) and defines how an active OAM message is identified in the NSH.}, }