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Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)

superseded recommendation/international standard from the International Telecommunication Union
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Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)

Summary

Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis) is an ITU-T recommendation version[1].

Key Facts

  • Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)'s instance of is recorded as Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis) — instance of (P31): ITU-T recommendation version[2].
  • Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)'s publisher is recorded as Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis) — publisher (P123): ITU Telecommunication Standardization Sector[3].
  • Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)'s edition number is recorded as 11/1988[4].
  • Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)'s language of work or name is recorded as Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis) — language of work or name (P407): English[5].
  • Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)'s publication date is recorded as +1988-11-25T00:00:00Z[6].
  • Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)'s official website is recorded as https://www.itu.int/rec/T-REC-T.521-198811-S/en[7].
  • Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)'s work available at URL is recorded as https://www.itu.int/rec/dologin_pub.asp?lang=e&id=T-REC-T.521-198811-S!!PDF-E&type=items[8].
  • Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)'s number of pages is recorded as {'unit': '1', 'amount': '+16'}[9].
  • Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)'s standards body is recorded as Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis) — standards body (P1462): International Telecommunication Union[10].
  • Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)'s title is recorded as Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)[11].
  • Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)'s ITU-T Recommendation is recorded as T.521 (11/1988)[12].

Body

Authorship and Creation

Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)'s publisher is recorded as Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis) — publisher (P123): ITU Telecommunication Standardization Sector[3].

Publication

Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)'s publication date is recorded as +1988-11-25T00:00:00Z[6]. Its language of work or name is recorded as Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis) — 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 T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis). Retrieved May 3, 2026, from https://4ort.xyz/entity/recommendation-t-521-11-1988-communication-application-profile-bt0-for-document-bulk-transfer-based-on-the-session-service-according-to-the-rules-defined-in-t-62-bis-
MLA “Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis).” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/recommendation-t-521-11-1988-communication-application-profile-bt0-for-document-bulk-transfer-based-on-the-session-service-according-to-the-rules-defined-in-t-62-bis-.
BibTeX @misc{4ortxyz_recommendation-t-521-11-1988-communication-application-profile-bt0-for-document-bulk-transfer-based-on-the-session-service-according-to-the-rules-defined-in-t-62-bis-_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis)}}, year = {2026}, url = {https://4ort.xyz/entity/recommendation-t-521-11-1988-communication-application-profile-bt0-for-document-bulk-transfer-based-on-the-session-service-according-to-the-rules-defined-in-t-62-bis-}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Recommendation T.521 (11/1988): Communication application profile BT0 for document bulk transfer based on the session service (according to the rules defined in T.62 bis) — https://4ort.xyz/entity/recommendation-t-521-11-1988-communication-application-profile-bt0-for-document-bulk-transfer-based-on-the-session-service-according-to-the-rules-defined-in-t-62-bis- (retrieved 2026-05-03)

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