{
  "draft": "draft-ietf-isis-segment-routing-extensions-25",
  "doc_id": "RFC8667",
  "title": "IS-IS Extensions for Segment Routing",
  "authors": [
    "S. Previdi, Ed.",
    "L. Ginsberg, Ed.",
    "C. Filsfils",
    "A. Bashandy",
    "H. Gredler",
    "B. Decraene"
  ],
  "format": [
    "XML",
    "TEXT",
    "HTML",
    "PDF"
  ],
  "page_count": "28",
  "pub_status": "PROPOSED STANDARD",
  "status": "PROPOSED STANDARD",
  "source": "Link State Routing",
  "abstract": "Segment Routing (SR) allows for a flexible definition of end-to-end paths within IGP topologies by encoding paths as sequences of topological sub-paths, called \"segments\". These segments are advertised by the link-state routing protocols (IS-IS and OSPF).\n\n This document describes the IS-IS extensions that need to be introduced for Segment Routing operating on an MPLS data plane.",
  "pub_date": "December 2019",
  "keywords": [
    "MPLS",
    "SID",
    "IGP",
    "IS-IS",
    "Label advertisement",
    "Segment Routing"
  ],
  "obsoletes": [],
  "obsoleted_by": [],
  "updates": [],
  "updated_by": [],
  "see_also": [],
  "doi": "10.17487/RFC8667",
  "errata_url": "https://www.rfc-editor.org/errata/rfc8667"
}