{
  "$schema": "/api/schemas/documents.schema.json",
  "apiVersion": "1.1.0",
  "lastModified": "2026-10-22T15:46:40.848Z",
  "sourcePath": "src/main/data/docs",
  "docId": "RFC8596",
  "document": {
    "abstract": "This document describes how to use a Service Function Forwarder (SFF) Label (similar to a pseudowire label or VPN label) to indicate the presence of a Service Function Chaining (SFC) Network Service Header (NSH) between an MPLS label stack and the packet original packet/ frame. This allows SFC packets using the NSH to be forwarded between SFFs over an MPLS network, and to select one of multiple SFFs in the destination MPLS node.",
    "abstract$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML abstract",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
      "updated": "2026-10-22T15:18:23.758Z",
      "version": "extractDocs.js@commit:7e15e4c54244"
    },
    "authors": [
      {
        "name": "Andrew G. Malis"
      },
      {
        "name": "Stewart Bryant"
      },
      {
        "name": "Joel M. Halpern"
      },
      {
        "name": "Wim Henderickx"
      }
    ],
    "authors$meta": {
      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
      "updated": "2026-10-22T15:18:23.758Z",
      "version": "extractDocs.js@commit:7e15e4c54244"
    },
    "docId": "RFC8596",
    "docId$meta": {
      "confidence": "high",
      "note": "Derived from RFC number or Datatracker identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
      "updated": "2026-10-22T15:18:23.758Z",
      "version": "extractDocs.js@commit:7e15e4c54244"
    },
    "docLabel": "IETF RFC 8596",
    "docLabel$meta": {
      "confidence": "high",
      "note": "Constructed from provider and document identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
      "updated": "2026-10-22T15:18:23.758Z",
      "version": "extractDocs.js@commit:7e15e4c54244"
    },
    "docNumber": "8596",
    "docNumber$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/rfc8596/",
      "updated": "2026-10-22T15:18:23.758Z",
      "version": "extractDocs.js@commit:7e15e4c54244"
    },
    "docTitle": "MPLS Transport Encapsulation for the Service Function Chaining (SFC) Network Service Header (NSH)",
    "docTitle$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
      "updated": "2026-10-22T15:18:23.758Z",
      "version": "extractDocs.js@commit:7e15e4c54244"
    },
    "docType": "Informational",
    "docType$meta": {
      "confidence": "high",
      "note": "Mapped from Datatracker std_level or RFC status text",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
      "updated": "2026-10-22T15:18:23.758Z",
      "version": "extractDocs.js@commit:7e15e4c54244"
    },
    "doi": "10.17487/RFC8596",
    "doi$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
      "updated": "2026-10-22T15:18:23.758Z",
      "version": "extractDocs.js@commit:7e15e4c54244"
    },
    "href": "https://doi.org/10.17487/RFC8596",
    "href$meta": {
      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
      "updated": "2026-10-22T15:18:23.758Z",
      "version": "extractDocs.js@commit:7e15e4c54244"
    },
    "keywords": [
      "Label",
      "Label Stack",
      "SFC"
    ],
    "keywords$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML keywords",
      "originalValue": [
        "Label",
        "Label Stack",
        "Service Function Forwarder (SFF)"
      ],
      "overridden": true,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
      "updated": "2026-10-22T15:46:40.848Z",
      "version": "extractDocs.js@commit:29c1c80349b1"
    },
    "pages": "9",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
      "updated": "2026-10-22T15:18:23.758Z",
      "version": "extractDocs.js@commit:7e15e4c54244"
    },
    "publicationDate": "2019-06-01",
    "publicationDate$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML date",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
      "updated": "2026-10-22T15:18:23.758Z",
      "version": "extractDocs.js@commit:7e15e4c54244"
    },
    "publisher": "IETF",
    "publisher$meta": {
      "confidence": "high",
      "note": "Static: provider",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
      "updated": "2026-10-22T15:18:23.758Z",
      "version": "extractDocs.js@commit:7e15e4c54244"
    },
    "references": {
      "bibliographic": [
        "IETF.draft-ietf-bess-nsh-bgp-control-plane-11",
        "RFC4928",
        "RFC5586",
        "RFC6391",
        "RFC6790",
        "RFC7325"
      ],
      "bibliographic$meta": {
        "confidence": "medium",
        "flag": "MIXED_REF_LAYOUT_RISK anchored=14 proseBlocks=21 skippedAnchorBlocks=16",
        "note": "Parsed from RFC HTML references/informative sections",
        "originalValue": [],
        "reviewRequired": true,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
        "updated": "2026-10-22T15:18:23.758Z",
        "version": "extractDocs.js@commit:7e15e4c54244"
      },
      "normative": [
        "RFC2119",
        "RFC3031",
        "RFC3032",
        "RFC5462",
        "RFC7665",
        "RFC8174",
        "RFC8300",
        "RFC8595"
      ],
      "normative$meta": {
        "confidence": "high",
        "note": "Parsed from RFC HTML normative references sections",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
        "updated": "2026-10-22T15:18:23.758Z",
        "version": "extractDocs.js@commit:7e15e4c54244"
      }
    },
    "resolvedHref": "https://www.rfc-editor.org/info/rfc8596/",
    "resolvedHref$meta": {
      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
      "updated": "2026-10-22T15:18:23.758Z",
      "version": "extractDocs.js@commit:7e15e4c54244"
    },
    "status": {
      "active": true,
      "active$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
        "updated": "2026-10-22T15:18:23.758Z",
        "version": "extractDocs.js@commit:7e15e4c54244"
      },
      "errataExist": false,
      "errataExist$meta": {
        "confidence": "high",
        "note": "Derived from presence of errata links on RFC/Datatracker pages",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
        "updated": "2026-10-22T15:18:23.758Z",
        "version": "extractDocs.js@commit:7e15e4c54244"
      },
      "latestVersion": true,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
        "updated": "2026-10-22T15:18:23.758Z",
        "version": "extractDocs.js@commit:7e15e4c54244"
      },
      "statusNote": "Informational",
      "statusNote$meta": {
        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
        "updated": "2026-10-22T15:18:23.758Z",
        "version": "extractDocs.js@commit:7e15e4c54244"
      },
      "superseded": false,
      "superseded$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8596/",
        "updated": "2026-10-22T15:18:23.758Z",
        "version": "extractDocs.js@commit:7e15e4c54244"
      }
    }
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}