{"draft":"draft-ietf-sfc-serviceid-header-14","doc_id":"RFC8979","title":"Subscriber and Performance Policy Identifier Context Headers in the Network Service Header (NSH)","authors":["B. Sarikaya","D. von Hugo","M. Boucadair"],"format":["HTML","TEXT","PDF","XML"],"page_count":"11","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Service Function Chaining","abstract":"This document defines the Subscriber and Performance Policy\r\nIdentifier Context Headers.  These Variable-Length Context Headers\r\ncan be carried in the Network Service Header (NSH) and are used to\r\ninform Service Functions (SFs) of subscriber- and performance-related\r\ninformation for the sake of policy enforcement and appropriate\r\nService Function Chaining (SFC) operations. The structure of each\r\nContext Header and their use and processing by NSH-aware nodes are\r\ndescribed.","pub_date":"February 2021","keywords":["subscriber policy","policy enforcement","subscriber","policy","quota","identification","implicit identification","service chain","service function chain","sfc","SFP","service function path","classification","5G","traffic steering"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC8979","errata_url":null}