{
  "draft": "draft-ietf-mmusic-sip-12",
  "doc_id": "RFC2543",
  "title": "SIP: Session Initiation Protocol",
  "authors": [
    "M. Handley",
    "H. Schulzrinne",
    "E. Schooler",
    "J. Rosenberg"
  ],
  "format": [
    "TEXT",
    "HTML"
  ],
  "page_count": "151",
  "pub_status": "PROPOSED STANDARD",
  "status": "PROPOSED STANDARD",
  "source": "Multiparty Multimedia Session Control",
  "abstract": "The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying and terminating sessions with one or more participants. [STANDARDS-TRACK]",
  "pub_date": "March 1999",
  "keywords": [
    "SIP",
    "application-layer",
    "application",
    "layer",
    "multimedia",
    "multicast",
    "unicast"
  ],
  "obsoletes": [],
  "obsoleted_by": [
    "RFC3261",
    "RFC3262",
    "RFC3263",
    "RFC3264",
    "RFC3265"
  ],
  "updates": [],
  "updated_by": [],
  "see_also": [],
  "doi": "10.17487/RFC2543",
  "errata_url": null
}