{
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    "abstract": "This document specifies Operations and Management (OAM) requirements for Multi-Protocol Label Switching (MPLS), as well as for applications of MPLS, such as pseudo-wire voice and virtual private network services. These requirements have been gathered from network operators who have extensive experience deploying MPLS networks. This memo provides information for the Internet community.",
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      "updated": "2026-10-16T15:45:50.772Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
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    "authors": [
      {
        "name": "Thomas Nadeau"
      },
      {
        "name": "Monique Morrow"
      },
      {
        "name": "George Swallow"
      },
      {
        "name": "David Allan"
      },
      {
        "name": "Satoru Matsushima"
      }
    ],
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      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
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      "source": "parsed",
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      "updated": "2026-10-16T15:45:50.772Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "docId": "RFC4377",
    "docId$meta": {
      "confidence": "high",
      "note": "Derived from RFC number or Datatracker identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
      "updated": "2026-10-16T15:45:50.772Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
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    "docLabel": "IETF RFC 4377",
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      "confidence": "high",
      "note": "Constructed from provider and document identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
      "updated": "2026-10-16T15:45:50.772Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "docNumber": "4377",
    "docNumber$meta": {
      "confidence": "high",
      "note": "Parsed from RFC info page report metadata",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
      "updated": "2026-10-16T15:45:50.772Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "docTitle": "Operations and Management (OAM) Requirements for Multi-Protocol Label Switched (MPLS) Networks",
    "docTitle$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
      "updated": "2026-10-16T15:45:50.772Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "docType": "Informational",
    "docType$meta": {
      "confidence": "high",
      "note": "Mapped from Datatracker std_level or RFC status text",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
      "updated": "2026-10-16T15:45:50.772Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "doi": "10.17487/RFC4377",
    "doi$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
      "updated": "2026-10-16T15:45:50.772Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "href": "https://doi.org/10.17487/RFC4377",
    "href$meta": {
      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
      "updated": "2026-10-16T15:45:50.772Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "pages": "15",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
      "updated": "2026-10-16T15:45:50.772Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "publicationDate": "2006-02-01",
    "publicationDate$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML date",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
      "updated": "2026-10-16T15:45:50.772Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "publisher": "IETF",
    "publisher$meta": {
      "confidence": "high",
      "note": "Static: provider",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
      "updated": "2026-10-16T15:45:50.772Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
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      "bibliographic": [
        "RFC4379",
        "RFC3812",
        "RFC3813",
        "RFC3814",
        "T-REC-Y.1710",
        "T-REC-I.610.1999",
        "RFC2434",
        "RFC792",
        "RFC3443"
      ],
      "bibliographic$meta": {
        "confidence": "medium",
        "flag": "MIXED_REF_LAYOUT_RISK anchored=10 proseBlocks=13 skippedAnchorBlocks=11",
        "note": "Parsed from RFC HTML references/informative sections",
        "originalValue": [],
        "reviewRequired": true,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
        "updated": "2026-10-16T15:45:50.772Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
      },
      "normative": [
        "RFC2119"
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      "normative$meta": {
        "confidence": "high",
        "note": "Parsed from RFC HTML normative references sections",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
        "updated": "2026-10-16T15:45:50.772Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
      }
    },
    "resolvedHref": "https://www.rfc-editor.org/info/rfc4377/",
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      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
      "updated": "2026-10-16T15:45:50.772Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
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      "active": true,
      "active$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
        "updated": "2026-10-16T15:45:50.772Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
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      "errataExist": true,
      "errataExist$meta": {
        "confidence": "high",
        "note": "Derived from presence of errata links on RFC/Datatracker pages",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
        "updated": "2026-10-16T15:45:50.772Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
      },
      "errataUrl": [
        "https://www.rfc-editor.org/errata/rfc4377",
        "https://www.rfc-editor.org/errata_search.php?rfc=4377",
        "https://www.rfc-editor.org/rfc/inline-errata/rfc4377.html"
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      "errataUrl$meta": {
        "confidence": "high",
        "note": "Parsed from errata links on RFC/Datatracker pages",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
        "updated": "2026-10-16T15:45:50.772Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
      },
      "latestVersion": true,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
        "updated": "2026-10-16T15:45:50.772Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
      },
      "statusNote": "Informational",
      "statusNote$meta": {
        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
        "updated": "2026-10-16T15:45:50.772Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
      },
      "superseded": false,
      "superseded$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4377/",
        "updated": "2026-10-16T15:45:50.772Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
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}