{
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    "abstract": "This memo describes an encapsulation method for carrying network interconnect traffic over a Frame Relay backbone. It covers aspects of both Bridging and Routing. Additionally, it describes a simple fragmentation procedure for carrying large frames over a frame relay network with a smaller MTU. [STANDARDS-TRACK]",
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      "confidence": "high",
      "note": "Parsed from RFC index XML abstract",
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      "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
      "updated": "2026-10-12T19:02:42.668Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "authors": [
      {
        "name": "Terry Bradley"
      },
      {
        "name": "Caralyn Brown"
      },
      {
        "name": "Andrew G. Malis"
      }
    ],
    "authors$meta": {
      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
      "updated": "2026-10-12T19:02:42.668Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "docId": "RFC1490",
    "docId$meta": {
      "confidence": "high",
      "note": "Derived from RFC number or Datatracker identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
      "updated": "2026-10-12T19:02:42.668Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "docLabel": "IETF RFC 1490",
    "docLabel$meta": {
      "confidence": "high",
      "note": "Constructed from provider and document identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
      "updated": "2026-10-12T19:02:42.668Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "docNumber": "1490",
    "docNumber$meta": {
      "confidence": "high",
      "note": "Parsed from RFC info page report metadata",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
      "updated": "2026-10-12T19:02:42.668Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "docTitle": "Multiprotocol Interconnect over Frame Relay",
    "docTitle$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
      "updated": "2026-10-12T19:02:42.668Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "docType": "Standard",
    "docType$meta": {
      "confidence": "high",
      "note": "Mapped from Datatracker std_level or RFC status text",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
      "updated": "2026-10-12T19:02:42.668Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "doi": "10.17487/RFC1490",
    "doi$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
      "updated": "2026-10-12T19:02:42.668Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "href": "https://doi.org/10.17487/RFC1490",
    "href$meta": {
      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
      "updated": "2026-10-12T19:02:42.668Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "keywords": [
      "Standards",
      "IP"
    ],
    "keywords$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML keywords",
      "originalValue": [
        "Standards",
        "IP",
        "Over"
      ],
      "overridden": true,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
      "updated": "2026-10-12T19:26:50.003Z",
      "version": "extractDocs.js@commit:f9547721e7d0"
    },
    "pages": "35",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
      "updated": "2026-10-12T19:02:42.668Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "publicationDate": "1993-07-01",
    "publicationDate$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML date",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
      "updated": "2026-10-12T19:02:42.668Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "publisher": "IETF",
    "publisher$meta": {
      "confidence": "high",
      "note": "Static: provider",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
      "updated": "2026-10-12T19:02:42.668Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "references": {
      "bibliographic": [
        "T-REC-Q.922.1991",
        "ANSI.T1.618.1991",
        "ISO.TR9577.1990",
        "RFC1220",
        "IEEE.STD802.2.1989",
        "RFC826",
        "RFC1340",
        "RFC903",
        "RFC1042",
        "IEEE.STD802.1990",
        "RFC1293",
        "IEEE.STD802.1D.1990",
        "orphan/RFC1490/h:a414ff3a"
      ],
      "bibliographic$meta": {
        "confidence": "medium",
        "flag": "MIXED_REF_LAYOUT_RISK anchored=13 proseBlocks=15 skippedAnchorBlocks=14",
        "note": "Parsed from RFC HTML references/informative sections",
        "originalValue": [
          "T-REC-Q.922.1991",
          "ANSI.T1.618.1991",
          "RFC1220",
          "IEEE.STD802.2.1989",
          "RFC826",
          "RFC1340",
          "RFC903",
          "RFC1042",
          "IEEE.STD802.1990",
          "RFC1293",
          "IEEE.STD802.1D.1990",
          "orphan/RFC1490/h:97e2a566",
          "orphan/RFC1490/h:a414ff3a"
        ],
        "overridden": true,
        "reviewRequired": true,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
        "updated": "2026-10-13T16:39:25.151Z",
        "version": "extractDocs.js@commit:90e14d7cf535"
      }
    },
    "resolvedHref": "https://www.rfc-editor.org/info/rfc1490/",
    "resolvedHref$meta": {
      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
      "updated": "2026-10-12T19:02:42.668Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "status": {
      "active": false,
      "active$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
        "updated": "2026-10-12T19:02:42.668Z",
        "version": "extractDocs.js@commit:bada2c0eb491"
      },
      "errataExist": false,
      "errataExist$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/rfc1490/",
        "updated": "2026-10-12T19:02:42.668Z",
        "version": "extractDocs.js@commit:bada2c0eb491"
      },
      "latestVersion": false,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
        "updated": "2026-10-12T19:02:42.668Z",
        "version": "extractDocs.js@commit:bada2c0eb491"
      },
      "statusNote": "Draft Standard",
      "statusNote$meta": {
        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
        "updated": "2026-10-12T19:02:42.668Z",
        "version": "extractDocs.js@commit:bada2c0eb491"
      },
      "superseded": true,
      "superseded$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
        "updated": "2026-10-12T19:02:42.668Z",
        "version": "extractDocs.js@commit:bada2c0eb491"
      },
      "supersededBy": [
        "RFC2427"
      ],
      "supersededBy$meta": {
        "confidence": "high",
        "note": "Parsed from RFC index XML",
        "originalValue": [],
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
        "updated": "2026-10-12T19:02:42.668Z",
        "version": "extractDocs.js@commit:bada2c0eb491"
      },
      "supersedes": [
        "RFC1294"
      ],
      "supersedes$meta": {
        "confidence": "high",
        "note": "Parsed from RFC index XML",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1490/",
        "updated": "2026-10-12T19:02:42.668Z",
        "version": "extractDocs.js@commit:bada2c0eb491"
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}