{
  "number": 5175,
  "title": "IPv6 Router Advertisement Flags Option",
  "authors": [
    "B. Haberman, Ed.",
    "R. Hinden"
  ],
  "published": "2008-03",
  "status": "Proposed Standard",
  "stream": "IETF",
  "area": "int",
  "working_group": "ipv6",
  "pages": 7,
  "formats": [
    "TXT",
    "HTML"
  ],
  "abstract": "The IPv6 Neighbor Discovery's Router Advertisement message contains an 8-bit field reserved for single-bit flags. Several protocols have reserved flags in this field and others are preparing to reserve a sufficient number of flags to exhaust the field. This document defines an option to the Router Advertisement message that expands the number of flag bits available. [STANDARDS-TRACK]",
  "keywords": [
    "neighbor discovery protocol",
    "ndp",
    "expanded flags option",
    "efo",
    "ndp  router advertisement message"
  ],
  "doi": "10.17487/RFC5175",
  "obsoletes": [
    "RFC5075"
  ],
  "urls": {
    "html": "https://rfc.dk/rfc5175/",
    "text": "https://rfc.dk/rfc5175.txt",
    "rfc_editor": "https://www.rfc-editor.org/rfc/rfc5175",
    "datatracker": "https://datatracker.ietf.org/doc/rfc5175/"
  },
  "text_modified": "2008-03-05T19:11:06Z"
}