{
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  "lastModified": "2026-10-14T16:13:51.325Z",
  "sourcePath": "src/main/data/docs",
  "docId": "RFC6871",
  "document": {
    "abstract": "Session Description Protocol (SDP) capability negotiation provides a general framework for indicating and negotiating capabilities in SDP. The base framework defines only capabilities for negotiating transport protocols and attributes. This documents extends the framework by defining media capabilities that can be used to negotiate media types and their associated parameters. This document updates the IANA Considerations of RFC 5939.",
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      "confidence": "high",
      "note": "Parsed from RFC index XML abstract",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
      "updated": "2026-10-14T16:13:51.325Z",
      "version": "extractDocs.js@commit:1ff63569c1a0"
    },
    "authors": [
      {
        "name": "Robert Gilman"
      },
      {
        "name": "Roni Even"
      },
      {
        "name": "Flemming Andreasen"
      }
    ],
    "authors$meta": {
      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
      "updated": "2026-10-14T16:13:51.325Z",
      "version": "extractDocs.js@commit:1ff63569c1a0"
    },
    "docId": "RFC6871",
    "docId$meta": {
      "confidence": "high",
      "note": "Derived from RFC number or Datatracker identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
      "updated": "2026-10-14T16:13:51.325Z",
      "version": "extractDocs.js@commit:1ff63569c1a0"
    },
    "docLabel": "IETF RFC 6871",
    "docLabel$meta": {
      "confidence": "high",
      "note": "Constructed from provider and document identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
      "updated": "2026-10-14T16:13:51.325Z",
      "version": "extractDocs.js@commit:1ff63569c1a0"
    },
    "docNumber": "6871",
    "docNumber$meta": {
      "confidence": "high",
      "note": "Parsed from RFC info page report metadata",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
      "updated": "2026-10-14T16:13:51.325Z",
      "version": "extractDocs.js@commit:1ff63569c1a0"
    },
    "docTitle": "Session Description Protocol (SDP) Media Capabilities Negotiation",
    "docTitle$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
      "updated": "2026-10-14T16:13:51.325Z",
      "version": "extractDocs.js@commit:1ff63569c1a0"
    },
    "docType": "Standard",
    "docType$meta": {
      "confidence": "high",
      "note": "Mapped from Datatracker std_level or RFC status text",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
      "updated": "2026-10-14T16:13:51.325Z",
      "version": "extractDocs.js@commit:1ff63569c1a0"
    },
    "doi": "10.17487/RFC6871",
    "doi$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
      "updated": "2026-10-14T16:13:51.325Z",
      "version": "extractDocs.js@commit:1ff63569c1a0"
    },
    "href": "https://doi.org/10.17487/RFC6871",
    "href$meta": {
      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
      "updated": "2026-10-14T16:13:51.325Z",
      "version": "extractDocs.js@commit:1ff63569c1a0"
    },
    "pages": "55",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
      "updated": "2026-10-14T16:13:51.325Z",
      "version": "extractDocs.js@commit:1ff63569c1a0"
    },
    "publicationDate": "2013-02-01",
    "publicationDate$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML date",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
      "updated": "2026-10-14T16:13:51.325Z",
      "version": "extractDocs.js@commit:1ff63569c1a0"
    },
    "publisher": "IETF",
    "publisher$meta": {
      "confidence": "high",
      "note": "Static: provider",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
      "updated": "2026-10-14T16:13:51.325Z",
      "version": "extractDocs.js@commit:1ff63569c1a0"
    },
    "references": {
      "bibliographic": [
        "RFC2198",
        "RFC4568",
        "RFC4585",
        "RFC4733",
        "RFC4867",
        "RFC5104"
      ],
      "bibliographic$meta": {
        "confidence": "medium",
        "flag": "MIXED_REF_LAYOUT_RISK anchored=12 proseBlocks=16 skippedAnchorBlocks=13",
        "note": "Parsed from RFC HTML references/informative sections",
        "originalValue": [],
        "reviewRequired": true,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
        "updated": "2026-10-14T16:13:51.325Z",
        "version": "extractDocs.js@commit:1ff63569c1a0"
      },
      "normative": [
        "RFC2119",
        "RFC3264",
        "RFC4566",
        "RFC5226",
        "RFC5234",
        "RFC5939"
      ],
      "normative$meta": {
        "confidence": "high",
        "note": "Parsed from RFC HTML normative references sections",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
        "updated": "2026-10-14T16:13:51.325Z",
        "version": "extractDocs.js@commit:1ff63569c1a0"
      }
    },
    "resolvedHref": "https://www.rfc-editor.org/info/rfc6871/",
    "resolvedHref$meta": {
      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
      "updated": "2026-10-14T16:13:51.325Z",
      "version": "extractDocs.js@commit:1ff63569c1a0"
    },
    "status": {
      "active": true,
      "active$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
        "updated": "2026-10-14T16:13:51.325Z",
        "version": "extractDocs.js@commit:1ff63569c1a0"
      },
      "amends": [
        "RFC5939"
      ],
      "amends$meta": {
        "confidence": "high",
        "note": "Parsed from RFC index XML",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
        "updated": "2026-10-14T16:13:51.325Z",
        "version": "extractDocs.js@commit:1ff63569c1a0"
      },
      "errataExist": false,
      "errataExist$meta": {
        "confidence": "high",
        "note": "Derived from presence of errata links on RFC/Datatracker pages",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
        "updated": "2026-10-14T16:13:51.325Z",
        "version": "extractDocs.js@commit:1ff63569c1a0"
      },
      "latestVersion": true,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
        "updated": "2026-10-14T16:13:51.325Z",
        "version": "extractDocs.js@commit:1ff63569c1a0"
      },
      "statusNote": "Proposed Standard",
      "statusNote$meta": {
        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
        "updated": "2026-10-14T16:13:51.325Z",
        "version": "extractDocs.js@commit:1ff63569c1a0"
      },
      "superseded": false,
      "superseded$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6871/",
        "updated": "2026-10-14T16:13:51.325Z",
        "version": "extractDocs.js@commit:1ff63569c1a0"
      }
    }
  }
}