{
  "$schema": "/api/schemas/documents.schema.json",
  "apiVersion": "1.1.0",
  "lastModified": "2026-10-13T19:03:15.781Z",
  "sourcePath": "src/main/data/docs",
  "docId": "RFC6881",
  "document": {
    "abstract": "The IETF and other standards organizations have efforts targeted at standardizing various aspects of placing emergency calls on IP networks. This memo describes best current practice on how devices, networks, and services using IETF protocols should use such standards to make emergency calls.",
    "abstract$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML abstract",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
      "updated": "2026-10-13T18:24:11.792Z",
      "version": "extractDocs.js@commit:6d30695438dd"
    },
    "authors": [
      {
        "name": "Brian Rosen"
      },
      {
        "name": "James Polk"
      }
    ],
    "authors$meta": {
      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
      "updated": "2026-10-13T18:24:11.792Z",
      "version": "extractDocs.js@commit:6d30695438dd"
    },
    "docId": "RFC6881",
    "docId$meta": {
      "confidence": "high",
      "note": "Derived from RFC number or Datatracker identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
      "updated": "2026-10-13T18:24:11.792Z",
      "version": "extractDocs.js@commit:6d30695438dd"
    },
    "docLabel": "IETF RFC 6881",
    "docLabel$meta": {
      "confidence": "high",
      "note": "Constructed from provider and document identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
      "updated": "2026-10-13T18:24:11.792Z",
      "version": "extractDocs.js@commit:6d30695438dd"
    },
    "docNumber": "6881",
    "docNumber$meta": {
      "confidence": "high",
      "note": "Parsed from RFC info page report metadata",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
      "updated": "2026-10-13T18:24:11.792Z",
      "version": "extractDocs.js@commit:6d30695438dd"
    },
    "docTitle": "Best Current Practice for Communications Services in Support of Emergency Calling",
    "docTitle$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
      "updated": "2026-10-13T18:24:11.792Z",
      "version": "extractDocs.js@commit:6d30695438dd"
    },
    "docType": "Best Practice",
    "docType$meta": {
      "confidence": "high",
      "note": "Mapped from Datatracker std_level or RFC status text",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
      "updated": "2026-10-13T18:24:11.792Z",
      "version": "extractDocs.js@commit:6d30695438dd"
    },
    "doi": "10.17487/RFC6881",
    "doi$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
      "updated": "2026-10-13T18:24:11.792Z",
      "version": "extractDocs.js@commit:6d30695438dd"
    },
    "href": "https://doi.org/10.17487/RFC6881",
    "href$meta": {
      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
      "updated": "2026-10-13T18:24:11.792Z",
      "version": "extractDocs.js@commit:6d30695438dd"
    },
    "keywords": [
      "SIP",
      "Emergency Services",
      "Emergency Calling",
      "ECRIT"
    ],
    "keywords$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML keywords",
      "originalValue": [
        "SIP",
        "Emergency",
        "Emergency Calls",
        "Emergency Call",
        "Emergency Calling",
        "9-1-1",
        "1-1-2",
        "ECRIT"
      ],
      "overridden": true,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
      "updated": "2026-10-13T19:03:15.781Z",
      "version": "extractDocs.js@commit:8ad844f404e0"
    },
    "pages": "28",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
      "updated": "2026-10-13T18:24:11.792Z",
      "version": "extractDocs.js@commit:6d30695438dd"
    },
    "publicationDate": "2013-03-01",
    "publicationDate$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML date",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
      "updated": "2026-10-13T18:24:11.792Z",
      "version": "extractDocs.js@commit:6d30695438dd"
    },
    "publisher": "IETF",
    "publisher$meta": {
      "confidence": "high",
      "note": "Static: provider",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
      "updated": "2026-10-13T18:24:11.792Z",
      "version": "extractDocs.js@commit:6d30695438dd"
    },
    "references": {
      "bibliographic": [
        "RFC3325",
        "RFC5012",
        "RFC5069",
        "RFC5077",
        "RFC5194",
        "RFC6280",
        "RFC6443"
      ],
      "bibliographic$meta": {
        "confidence": "medium",
        "flag": "MIXED_REF_LAYOUT_RISK anchored=46 proseBlocks=54 skippedAnchorBlocks=51",
        "note": "Parsed from RFC HTML references/informative sections",
        "originalValue": [],
        "reviewRequired": true,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
        "updated": "2026-10-13T18:24:11.792Z",
        "version": "extractDocs.js@commit:6d30695438dd"
      },
      "normative": [
        "TIA.1057.2006",
        "RFC2119",
        "RFC3118",
        "RFC3261",
        "RFC3263",
        "RFC3264",
        "RFC3315",
        "RFC3428",
        "RFC3515",
        "RFC3550",
        "RFC3551",
        "RFC3856",
        "RFC3966",
        "RFC4103",
        "RFC4119",
        "RFC4301",
        "RFC4474",
        "RFC4776",
        "RFC4916",
        "RFC4967",
        "RFC4975",
        "RFC5031",
        "RFC5139",
        "RFC5222",
        "RFC5223",
        "RFC5226",
        "RFC5389",
        "RFC5491",
        "RFC5626",
        "RFC5627",
        "RFC5746",
        "RFC5751",
        "RFC5985",
        "RFC5986",
        "RFC6184",
        "RFC6225",
        "RFC6442",
        "RFC6665",
        "RFC6849"
      ],
      "normative$meta": {
        "confidence": "high",
        "note": "Parsed from RFC HTML normative references sections",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
        "updated": "2026-10-13T18:24:11.792Z",
        "version": "extractDocs.js@commit:6d30695438dd"
      }
    },
    "resolvedHref": "https://www.rfc-editor.org/info/rfc6881/",
    "resolvedHref$meta": {
      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
      "updated": "2026-10-13T18:24:11.792Z",
      "version": "extractDocs.js@commit:6d30695438dd"
    },
    "status": {
      "active": true,
      "active$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
        "updated": "2026-10-13T18:24:11.792Z",
        "version": "extractDocs.js@commit:6d30695438dd"
      },
      "amendedBy": [
        "RFC7840",
        "RFC7852"
      ],
      "amendedBy$meta": {
        "confidence": "high",
        "note": "Parsed from RFC index XML",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
        "updated": "2026-10-13T18:24:11.792Z",
        "version": "extractDocs.js@commit:6d30695438dd"
      },
      "errataExist": false,
      "errataExist$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/rfc6881/",
        "updated": "2026-10-13T18:24:11.792Z",
        "version": "extractDocs.js@commit:6d30695438dd"
      },
      "latestVersion": true,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
        "updated": "2026-10-13T18:24:11.792Z",
        "version": "extractDocs.js@commit:6d30695438dd"
      },
      "statusNote": "Best Current Practice",
      "statusNote$meta": {
        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
        "updated": "2026-10-13T18:24:11.792Z",
        "version": "extractDocs.js@commit:6d30695438dd"
      },
      "superseded": false,
      "superseded$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6881/",
        "updated": "2026-10-13T18:24:11.792Z",
        "version": "extractDocs.js@commit:6d30695438dd"
      }
    }
  }
}