{
  "draft": "draft-ietf-sip-join-03",
  "doc_id": "RFC3911",
  "title": "The Session Initiation Protocol (SIP) \"Join\" Header",
  "authors": [
    "R. Mahy",
    "D. Petrie"
  ],
  "format": [
    "TEXT",
    "HTML"
  ],
  "page_count": "17",
  "pub_status": "PROPOSED STANDARD",
  "status": "PROPOSED STANDARD",
  "source": "Session Initiation Protocol",
  "abstract": "This document defines a new header for use with SIP multi-party applications and call control.  The Join header is used to logically join an existing SIP dialog with a new SIP dialog.  This primitive can be used to enable a variety of features, for example: \"Barge-In\", answering-machine-style \"Message Screening\" and \"Call Center Monitoring\".  Note that definition of these example features is non-normative. [STANDARDS-TRACK]",
  "pub_date": "October 2004",
  "keywords": [
    "SIP",
    "Session Initiation Protocol",
    "Join header"
  ],
  "obsoletes": [],
  "obsoleted_by": [],
  "updates": [],
  "updated_by": [],
  "see_also": [],
  "doi": "10.17487/RFC3911",
  "errata_url": null
}