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Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits

recommendation/international standard from the International Telecommunication Union
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Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits

Summary

Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits is an ITU-T recommendation version[1].

Key Facts

  • Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits's instance of is recorded as 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits — instance of (P31): ITU-T recommendation version[2].
  • Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits's publisher is recorded as 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits — publisher (P123): ITU Telecommunication Standardization Sector[3].
  • Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits's edition number is recorded as 11/1988[4].
  • Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits's language of work or name is recorded as 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits — language of work or name (P407): English[5].
  • Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits's publication date is recorded as +1988-11-25T00:00:00Z[6].
  • Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits's official website is recorded as https://www.itu.int/rec/T-REC-V.22bis-198811-I/en[7].
  • Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits's work available at URL is recorded as https://www.itu.int/rec/dologin_pub.asp?lang=e&id=T-REC-V.22bis-198811-I!!PDF-E&type=items[8].
  • Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits's number of pages is recorded as {'unit': '1', 'amount': '+18'}[9].
  • Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits's standards body is recorded as 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits — standards body (P1462): International Telecommunication Union[10].
  • Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits's title is recorded as 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits[11].
  • Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits's ITU-T Recommendation is recorded as V.22bis (11/1988)[12].

Body

Authorship and Creation

Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits's publisher is recorded as 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits — publisher (P123): ITU Telecommunication Standardization Sector[3].

Publication

Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits's publication date is recorded as +1988-11-25T00:00:00Z[6]. Its language of work or name is recorded as 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits — 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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

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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 V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits. Retrieved May 3, 2026, from https://4ort.xyz/entity/recommendation-v-22bis-11-1988-2400-bits-per-second-duplex-modem-using-the-frequency-division-technique-standardized-for-use-on-the-general-switched-telephone-network-and-on-point-to-point-2-wire-leased-telephone-type-circuits
MLA “Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/recommendation-v-22bis-11-1988-2400-bits-per-second-duplex-modem-using-the-frequency-division-technique-standardized-for-use-on-the-general-switched-telephone-network-and-on-point-to-point-2-wire-leased-telephone-type-circuits.
BibTeX @misc{4ortxyz_recommendation-v-22bis-11-1988-2400-bits-per-second-duplex-modem-using-the-frequency-division-technique-standardized-for-use-on-the-general-switched-telephone-network-and-on-point-to-point-2-wire-leased-telephone-type-circuits_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits}}, year = {2026}, url = {https://4ort.xyz/entity/recommendation-v-22bis-11-1988-2400-bits-per-second-duplex-modem-using-the-frequency-division-technique-standardized-for-use-on-the-general-switched-telephone-network-and-on-point-to-point-2-wire-leased-telephone-type-circuits}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Recommendation V.22bis (11/1988): 2400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point-to-point 2-wire leased telephone-type circuits — https://4ort.xyz/entity/recommendation-v-22bis-11-1988-2400-bits-per-second-duplex-modem-using-the-frequency-division-technique-standardized-for-use-on-the-general-switched-telephone-network-and-on-point-to-point-2-wire-leased-telephone-type-circuits (retrieved 2026-05-03)

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