{
  "draft": "draft-saintandre-impp-call-info-04",
  "doc_id": "RFC6993",
  "title": "Instant Messaging and Presence Purpose for the Call-Info Header Field in the Session Initiation Protocol (SIP)",
  "authors": [
    "P. Saint-Andre"
  ],
  "format": [
    "TEXT",
    "HTML"
  ],
  "page_count": "5",
  "pub_status": "INFORMATIONAL",
  "status": "INFORMATIONAL",
  "source": "IETF - NON WORKING GROUP",
  "abstract": "This document defines and registers a value of \"impp\" (\"instant messaging and presence protocol\") for the \"purpose\" header field parameter of the Call-Info header field in the Session Initiation Protocol (SIP).",
  "pub_date": "July 2013",
  "keywords": [
    "SIP",
    "Call-Info",
    "header field",
    "Instant Messaging",
    "Presence"
  ],
  "obsoletes": [],
  "obsoleted_by": [],
  "updates": [],
  "updated_by": [],
  "see_also": [],
  "doi": "10.17487/RFC6993",
  "errata_url": null
}