{
  "$schema": "/api/schemas/documents.schema.json",
  "apiVersion": "1.1.0",
  "lastModified": "2026-10-17T00:33:01.710Z",
  "sourcePath": "src/main/data/docs",
  "docId": "RFC4847",
  "document": {
    "abstract": "This document provides a framework and service level requirements for Layer 1 Virtual Private Networks (L1VPNs). This framework is intended to aid in developing and standardizing protocols and mechanisms to support interoperable L1VPNs. The document examines motivations for L1VPNs, high level (service level) requirements, and outlines some of the architectural models that might be used to build L1VPNs. This memo provides information for the Internet community.",
    "abstract$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML abstract",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
      "updated": "2026-10-16T20:42:08.847Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "authors": [
      {
        "name": "Tomonori Takeda"
      }
    ],
    "authors$meta": {
      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
      "updated": "2026-10-16T20:42:08.847Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "docId": "RFC4847",
    "docId$meta": {
      "confidence": "high",
      "note": "Derived from RFC number or Datatracker identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
      "updated": "2026-10-16T20:42:08.847Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "docLabel": "IETF RFC 4847",
    "docLabel$meta": {
      "confidence": "high",
      "note": "Constructed from provider and document identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
      "updated": "2026-10-16T20:42:08.847Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "docNumber": "4847",
    "docNumber$meta": {
      "confidence": "high",
      "note": "Parsed from RFC info page report metadata",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
      "updated": "2026-10-16T20:42:08.847Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "docTitle": "Framework and Requirements for Layer 1 Virtual Private Networks",
    "docTitle$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
      "updated": "2026-10-16T20:42:08.847Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "docType": "Informational",
    "docType$meta": {
      "confidence": "high",
      "note": "Mapped from Datatracker std_level or RFC status text",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
      "updated": "2026-10-16T20:42:08.847Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "doi": "10.17487/RFC4847",
    "doi$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
      "updated": "2026-10-16T20:42:08.847Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "href": "https://doi.org/10.17487/RFC4847",
    "href$meta": {
      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
      "updated": "2026-10-16T20:42:08.847Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "keywords": [
      "L1VPN"
    ],
    "keywords$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML keywords",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
      "updated": "2026-10-16T20:42:08.847Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "pages": "38",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
      "updated": "2026-10-16T20:42:08.847Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "publicationDate": "2007-04-01",
    "publicationDate$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML date",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
      "updated": "2026-10-16T20:42:08.847Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "publisher": "IETF",
    "publisher$meta": {
      "confidence": "high",
      "note": "Static: provider",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
      "updated": "2026-10-16T20:42:08.847Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "references": {
      "bibliographic": [
        "T-REC-Y.1313.2004",
        "RFC4110",
        "RFC4111",
        "RFC4139",
        "RFC4176",
        "RFC4204",
        "RFC4206",
        "RFC4258",
        "RFC4302",
        "RFC4303",
        "RFC4427",
        "RFC4664"
      ],
      "bibliographic$meta": {
        "confidence": "medium",
        "flag": "MIXED_REF_LAYOUT_RISK anchored=22 proseBlocks=26 skippedAnchorBlocks=24",
        "note": "Parsed from RFC HTML references/informative sections",
        "originalValue": [],
        "reviewRequired": true,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
        "updated": "2026-10-16T20:42:08.847Z",
        "version": "extractDocs.js@commit:2c3b1db1b97b"
      },
      "normative": [
        "RFC2119",
        "RFC3031",
        "RFC3209",
        "RFC3471",
        "RFC3473",
        "RFC3945",
        "RFC4026",
        "RFC4202",
        "RFC4208",
        "T-REC-Y.1312.2003"
      ],
      "normative$meta": {
        "confidence": "high",
        "note": "Parsed from RFC HTML normative references sections",
        "originalValue": [
          "RFC2119",
          "RFC3031",
          "RFC3209",
          "RFC3471",
          "RFC3473",
          "RFC3945",
          "RFC4026",
          "RFC4202",
          "RFC4208",
          "orphan/RFC4847/h:f7b4445a"
        ],
        "overridden": true,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
        "updated": "2026-10-17T00:33:01.710Z",
        "version": "extractDocs.js@commit:e15f05a0bdbb"
      }
    },
    "resolvedHref": "https://www.rfc-editor.org/info/rfc4847/",
    "resolvedHref$meta": {
      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
      "updated": "2026-10-16T20:42:08.847Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "status": {
      "active": true,
      "active$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
        "updated": "2026-10-16T20:42:08.847Z",
        "version": "extractDocs.js@commit:2c3b1db1b97b"
      },
      "errataExist": false,
      "errataExist$meta": {
        "confidence": "high",
        "note": "Derived from presence of errata links on RFC/Datatracker pages",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
        "updated": "2026-10-16T20:42:08.847Z",
        "version": "extractDocs.js@commit:2c3b1db1b97b"
      },
      "latestVersion": true,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
        "updated": "2026-10-16T20:42:08.847Z",
        "version": "extractDocs.js@commit:2c3b1db1b97b"
      },
      "statusNote": "Informational",
      "statusNote$meta": {
        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
        "updated": "2026-10-16T20:42:08.847Z",
        "version": "extractDocs.js@commit:2c3b1db1b97b"
      },
      "superseded": false,
      "superseded$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4847/",
        "updated": "2026-10-16T20:42:08.847Z",
        "version": "extractDocs.js@commit:2c3b1db1b97b"
      }
    }
  }
}