{
  "draft": "draft-munakata-iptel-isub-type-04",
  "doc_id": "RFC4715",
  "title": "The Integrated Services Digital Network (ISDN) Subaddress Encoding Type for tel URI",
  "authors": [
    "M. Munakata",
    "S. Schubert",
    "T. Ohba"
  ],
  "format": [
    "TEXT",
    "HTML"
  ],
  "page_count": "14",
  "pub_status": "INFORMATIONAL",
  "status": "INFORMATIONAL",
  "source": "IETF - NON WORKING GROUP",
  "abstract": "Without a tel URI parameter to carry an encoding type of Integrated Services Digital Network (ISDN) subaddress, interworking between ISDN User Part (ISUP) network and a Session Initiation Protocol (SIP) network is impossible in some cases.  To solve this problem, this document specifies a new optional tel URI parameter to carry the encoding type of ISDN subaddress.  This memo provides information for the Internet community.",
  "pub_date": "November 2006",
  "keywords": [
    "uniform resource identifier",
    "isup",
    "isdn user part"
  ],
  "obsoletes": [],
  "obsoleted_by": [],
  "updates": [],
  "updated_by": [],
  "see_also": [],
  "doi": "10.17487/RFC4715",
  "errata_url": null
}