{
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  "docId": "RFC3719",
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    "abstract": "This document discusses a number of differences between the Intermediate System to Intermediate System (IS-IS) protocol as described in ISO 10589 and the protocol as it is deployed today. These differences are discussed as a service to those implementing, testing, and deploying the IS-IS Protocol. A companion document discusses differences between the protocol described in RFC 1195 and the protocol as it is deployed today for routing IP traffic. This memo provides information for the Internet community.",
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    "authors": [
      {
        "name": "Jeff Parker"
      }
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      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
      "updated": "2026-10-20T17:28:22.538Z",
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    "docId": "RFC3719",
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      "confidence": "high",
      "note": "Derived from RFC number or Datatracker identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
      "updated": "2026-10-20T17:28:22.538Z",
      "version": "extractDocs.js@commit:8277ba975118"
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    "docLabel": "IETF RFC 3719",
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      "confidence": "high",
      "note": "Constructed from provider and document identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
      "updated": "2026-10-20T17:28:22.538Z",
      "version": "extractDocs.js@commit:8277ba975118"
    },
    "docNumber": "3719",
    "docNumber$meta": {
      "confidence": "high",
      "note": "From the RFC index entry (rfc-index.xml <doc-id>)",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
      "updated": "2026-10-20T17:28:22.538Z",
      "version": "extractDocs.js@commit:8277ba975118"
    },
    "docTitle": "Recommendations for Interoperable Networks using Intermediate System to Intermediate System (IS-IS)",
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      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
      "updated": "2026-10-20T17:28:22.538Z",
      "version": "extractDocs.js@commit:8277ba975118"
    },
    "docType": "Informational",
    "docType$meta": {
      "confidence": "high",
      "note": "Mapped from Datatracker std_level or RFC status text",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
      "updated": "2026-10-20T17:28:22.538Z",
      "version": "extractDocs.js@commit:8277ba975118"
    },
    "doi": "10.17487/RFC3719",
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      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
      "updated": "2026-10-20T17:28:22.538Z",
      "version": "extractDocs.js@commit:8277ba975118"
    },
    "href": "https://doi.org/10.17487/RFC3719",
    "href$meta": {
      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
      "updated": "2026-10-20T17:28:22.538Z",
      "version": "extractDocs.js@commit:8277ba975118"
    },
    "keywords": [
      "Routing",
      "IGP",
      "Conformance",
      "IP Traffic"
    ],
    "keywords$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML keywords",
      "originalValue": [
        "Routing",
        "Routeing",
        "IGP",
        "Conformance",
        "IP Traffic"
      ],
      "overridden": true,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
      "updated": "2026-10-20T21:12:57.247Z",
      "version": "extractDocs.js@commit:2d729ed26f61"
    },
    "pages": "15",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
      "updated": "2026-10-20T17:28:22.538Z",
      "version": "extractDocs.js@commit:8277ba975118"
    },
    "publicationDate": "2004-02-01",
    "publicationDate$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML date",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
      "updated": "2026-10-20T17:28:22.538Z",
      "version": "extractDocs.js@commit:8277ba975118"
    },
    "publisher": "IETF",
    "publisher$meta": {
      "confidence": "high",
      "note": "Static: provider",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
      "updated": "2026-10-20T17:28:22.538Z",
      "version": "extractDocs.js@commit:8277ba975118"
    },
    "references": {
      "bibliographic": [
        "ISO.8473-1",
        "orphan/RFC3719/h:962c7233"
      ],
      "bibliographic$meta": {
        "confidence": "medium",
        "flag": "MIXED_REF_LAYOUT_RISK anchored=8 proseBlocks=11 skippedAnchorBlocks=9",
        "note": "Parsed from RFC HTML references/informative sections",
        "originalValue": [],
        "reviewRequired": true,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
        "updated": "2026-10-20T17:28:22.538Z",
        "version": "extractDocs.js@commit:8277ba975118"
      },
      "normative": [
        "ISO.10589.2002",
        "RFC1195",
        "RFC2119",
        "RFC3373",
        "RFC2966",
        "RFC3358"
      ],
      "normative$meta": {
        "confidence": "high",
        "note": "Parsed from RFC HTML normative references sections",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
        "updated": "2026-10-20T17:28:22.538Z",
        "version": "extractDocs.js@commit:8277ba975118"
      }
    },
    "resolvedHref": "https://www.rfc-editor.org/info/rfc3719/",
    "resolvedHref$meta": {
      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
      "updated": "2026-10-20T17:28:22.538Z",
      "version": "extractDocs.js@commit:8277ba975118"
    },
    "status": {
      "active": true,
      "active$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
        "updated": "2026-10-20T17:28:22.538Z",
        "version": "extractDocs.js@commit:8277ba975118"
      },
      "errataExist": false,
      "errataExist$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/rfc3719/",
        "updated": "2026-10-20T17:28:22.538Z",
        "version": "extractDocs.js@commit:8277ba975118"
      },
      "latestVersion": true,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
        "updated": "2026-10-20T17:28:22.538Z",
        "version": "extractDocs.js@commit:8277ba975118"
      },
      "statusNote": "Informational",
      "statusNote$meta": {
        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
        "updated": "2026-10-20T17:28:22.538Z",
        "version": "extractDocs.js@commit:8277ba975118"
      },
      "superseded": false,
      "superseded$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc3719/",
        "updated": "2026-10-20T17:28:22.538Z",
        "version": "extractDocs.js@commit:8277ba975118"
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}