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RFC 2119: Key words for use in RFCs to Indicate Requirement Levels

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RFC 2119: Key words for use in RFCs to Indicate Requirement Levels

Summary

RFC 2119: Key words for use in RFCs to Indicate Requirement Levels is a Request for Comments[1]. It draws 1 Wikipedia views per month (request_for_comments category, ranking #3 of 3).[2]

Key Facts

  • RFC 2119: Key words for use in RFCs to Indicate Requirement Levels authored Key words for use in RFCs to Indicate Requirement Levels — author (P50): Scott Bradner[3].
  • RFC 2119: Key words for use in RFCs to Indicate Requirement Levels's instance of is recorded as Key words for use in RFCs to Indicate Requirement Levels — instance of (P31): Request for Comments[4].
  • RFC 2119: Key words for use in RFCs to Indicate Requirement Levels's publisher is recorded as Key words for use in RFCs to Indicate Requirement Levels — publisher (P123): Internet Engineering Task Force[5].
  • RFC 2119: Key words for use in RFCs to Indicate Requirement Levels's DOI is recorded as 10.17487/RFC2119[6].
  • RFC 2119: Key words for use in RFCs to Indicate Requirement Levels's language of work or name is recorded as Key words for use in RFCs to Indicate Requirement Levels — language of work or name (P407): English[7].
  • RFC 2119: Key words for use in RFCs to Indicate Requirement Levels's publication date is recorded as +1997-03-01T00:00:00Z[8].
  • RFC 2119: Key words for use in RFCs to Indicate Requirement Levels's RfC ID is recorded as 2119[9].
  • RFC 2119: Key words for use in RFCs to Indicate Requirement Levels's work available at URL is recorded as https://tools.ietf.org/html/rfc2119[10].
  • RFC 2119: Key words for use in RFCs to Indicate Requirement Levels's work available at URL is recorded as https://tools.ietf.org/rfc/rfc2119.txt[11].
  • RFC 2119: Key words for use in RFCs to Indicate Requirement Levels's work available at URL is recorded as https://www.rfc-editor.org/rfc/rfc2119.txt[12].
  • RFC 2119: Key words for use in RFCs to Indicate Requirement Levels's work available at URL is recorded as https://www.rfc-editor.org/pdfrfc/rfc2119.txt.pdf[13].
  • RFC 2119: Key words for use in RFCs to Indicate Requirement Levels's number of pages is recorded as {'unit': '1', 'amount': '+3'}[14].
  • RFC 2119: Key words for use in RFCs to Indicate Requirement Levels's title is recorded as Key words for use in RFCs to Indicate Requirement Levels[15].
  • RFC 2119: Key words for use in RFCs to Indicate Requirement Levels's amended by is recorded as Key words for use in RFCs to Indicate Requirement Levels — amended by (P2567): RFC 8174: Ambiguity of Uppercase vs Lowercase in RFC 2119 Key Words[16].
  • RFC 2119: Key words for use in RFCs to Indicate Requirement Levels's DBLP publication ID is recorded as journals/rfc/rfc2119[17].

Body

Designation and Status

RFC 2119: Key words for use in RFCs to Indicate Requirement Levels's instance of is recorded as Key words for use in RFCs to Indicate Requirement Levels — instance of (P31): Request for Comments[4].

Why It Matters

RFC 2119: Key words for use in RFCs to Indicate Requirement Levels draws 1 Wikipedia views per month (request_for_comments category, ranking #3 of 3).[2]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [4] ↑ . RFC Index. Retrieved . wikidata.org.
  2. [3] ↑ . RFC Index. Retrieved . wikidata.org.
  3. [5] ↑ . RFC Index. Retrieved . wikidata.org.
  4. [6] ↑ . RFC Index. Retrieved . wikidata.org.
  5. [7] ↑ . RFC Index. Retrieved . wikidata.org.
  6. [8] ↑ . RFC Index. Retrieved . wikidata.org.
  7. [9] ↑ . RFC Index. Retrieved . wikidata.org.
  8. [10] ↑ . RFC Index. Retrieved . wikidata.org.
  9. [11] ↑ . RFC Index. Retrieved . wikidata.org.
  10. [12] ↑ . RFC Index. Retrieved . wikidata.org.
  11. [13] ↑ . RFC Index. Retrieved . wikidata.org.
  12. [14] ↑ . RFC Index. Retrieved . wikidata.org.
  13. [15] ↑ . RFC Index. Retrieved . wikidata.org.
  14. [16] ↑ . RFC Index. Retrieved . wikidata.org.
  15. [17] ↑ . DBLP Dataset 2021-01-02. Retrieved . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). RFC 2119: Key words for use in RFCs to Indicate Requirement Levels. Retrieved May 3, 2026, from https://4ort.xyz/entity/rfc-2119-key-words-for-use-in-rfcs-to-indicate-requirement-levels
MLA “RFC 2119: Key words for use in RFCs to Indicate Requirement Levels.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/rfc-2119-key-words-for-use-in-rfcs-to-indicate-requirement-levels.
BibTeX @misc{4ortxyz_rfc-2119-key-words-for-use-in-rfcs-to-indicate-requirement-levels_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{RFC 2119: Key words for use in RFCs to Indicate Requirement Levels}}, year = {2026}, url = {https://4ort.xyz/entity/rfc-2119-key-words-for-use-in-rfcs-to-indicate-requirement-levels}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): RFC 2119: Key words for use in RFCs to Indicate Requirement Levels — https://4ort.xyz/entity/rfc-2119-key-words-for-use-in-rfcs-to-indicate-requirement-levels (retrieved 2026-05-03)

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