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Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility

recommendation/international standard from the International Telecommunication Union
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Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility

Summary

Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility is an ITU-T recommendation version[1].

Key Facts

  • Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility's instance of is recorded as Link access protocol balanced (LAPB) extended for half-duplex physical level facility — instance of (P31): ITU-T recommendation version[2].
  • Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility's publisher is recorded as Link access protocol balanced (LAPB) extended for half-duplex physical level facility — publisher (P123): ITU Telecommunication Standardization Sector[3].
  • Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility's edition number is recorded as 11/1988[4].
  • Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility's language of work or name is recorded as Link access protocol balanced (LAPB) extended for half-duplex physical level facility — language of work or name (P407): English[5].
  • Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility's publication date is recorded as +1988-11-25T00:00:00Z[6].
  • Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility's official website is recorded as https://www.itu.int/rec/T-REC-T.71-198811-I/en[7].
  • Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility's work available at URL is recorded as https://www.itu.int/rec/dologin_pub.asp?lang=e&id=T-REC-T.71-198811-I!!PDF-E&type=items[8].
  • Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility's number of pages is recorded as {'unit': '1', 'amount': '+9'}[9].
  • Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility's standards body is recorded as Link access protocol balanced (LAPB) extended for half-duplex physical level facility — standards body (P1462): International Telecommunication Union[10].
  • Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility's title is recorded as Link access protocol balanced (LAPB) extended for half-duplex physical level facility[11].
  • Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility's cites work is recorded as Link access protocol balanced (LAPB) extended for half-duplex physical level facility — cites work (P2860): Recommendation V.26bis (11/1988): 2400/1200 bits per second modem standardized for use in the general switched telephone network[12].
  • Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility's cites work is recorded as Link access protocol balanced (LAPB) extended for half-duplex physical level facility — cites work (P2860): Recommendation T.70 (11/1988): Network-independent basic transport service for the telematic services[13].
  • Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility's ITU-T Recommendation is recorded as T.71 (11/1988)[14].

Body

Authorship and Creation

Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility's publisher is recorded as Link access protocol balanced (LAPB) extended for half-duplex physical level facility — publisher (P123): ITU Telecommunication Standardization Sector[3].

Publication

Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility's publication date is recorded as +1988-11-25T00:00:00Z[6]. Its language of work or name is recorded as Link access protocol balanced (LAPB) extended for half-duplex physical level facility — language of work or name (P407): English[5].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.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). Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility. Retrieved May 3, 2026, from https://4ort.xyz/entity/recommendation-t-71-11-1988-link-access-protocol-balanced-lapb-extended-for-half-duplex-physical-level-facility
MLA “Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/recommendation-t-71-11-1988-link-access-protocol-balanced-lapb-extended-for-half-duplex-physical-level-facility.
BibTeX @misc{4ortxyz_recommendation-t-71-11-1988-link-access-protocol-balanced-lapb-extended-for-half-duplex-physical-level-facility_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility}}, year = {2026}, url = {https://4ort.xyz/entity/recommendation-t-71-11-1988-link-access-protocol-balanced-lapb-extended-for-half-duplex-physical-level-facility}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Recommendation T.71 (11/1988): Link access protocol balanced (LAPB) extended for half-duplex physical level facility — https://4ort.xyz/entity/recommendation-t-71-11-1988-link-access-protocol-balanced-lapb-extended-for-half-duplex-physical-level-facility (retrieved 2026-05-03)

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