%% You should probably cite rfc8459 instead of this I-D. @techreport{ietf-sfc-hierarchical-03, number = {draft-ietf-sfc-hierarchical-03}, 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-hierarchical/03/}, author = {David Dolson and Shunsuke Homma and Diego Lopez and Mohamed Boucadair and Dapeng Liu and Ting Ao and Vu Anh Vu}, title = {{Hierarchical Service Function Chaining (hSFC)}}, pagetotal = 26, year = 2017, month = jun, day = 30, abstract = {Hierarchical Service Function Chaining (hSFC) is a network architecture allowing an organization to decompose a large-scale network into multiple domains of administration. The goals of hSFC are to make a large-scale network easier to reason about, simpler to control and to support independent functional groups within large network operators.}, }