Data record `std.tia-568-2-e.categories.not-recognized`

Verified 2026-10-25 Confidence: High

ANSI/TIA-568.2-E does not recognize Category 5 or the other early numbered categories apart from Category 3. Category 5 is treated as superseded by Category 5e, and its transmission parameters are kept for legacy reference in informative Annex P.

Provenance. Where this record comes from and where it is used: the cited source, the record itself and the entry that cites it.

Provenance: the chain from source to entry.
Step	Item	Detail
Source	ANSI/TIA-568.2-E	Licensed standard, clause 4.2
Data record	std.tia-568-2-e.categories.not-recognized	Verified 2026-10-25
Entry	ANSI/TIA-568.2-E	No revisions

Subject: ANSI/TIA-568.2-E (Standards)
Kind: Standard scope
Source: ANSI/TIA-568.2-E, 2024 edition, clause 4.2, page 36, Balanced Twisted-Pair Telecommunications Cabling and Components Standard, TIA.

History

Every recorded change to this data record, oldest first.
Date	Change
2026-10-25	created
2026-10-25	review_status unreviewed -> software_reviewed

Cite this page

Cite the governing standard for the fact itself; cite this page as the finding aid.

"Data record std.tia-568-2-e.categories.not-recognized." Fiber Optic Reference. 2026-10-25. https://www.fiberopticreference.com/data/std.tia-568-2-e.categories.not-recognized/.

Fiber Optic Reference, Data record std.tia-568-2-e.categories.not-recognized (Oct. 25, 2026), https://www.fiberopticreference.com/data/std.tia-568-2-e.categories.not-recognized/.

@misc{etr-data-std-tia-568-2-e-categories-not-recognized,
  title = {Data record std.tia-568-2-e.categories.not-recognized},
  howpublished = {\url{https://www.fiberopticreference.com/data/std.tia-568-2-e.categories.not-recognized/}},
  organization = {Fiber Optic Reference},
  publisher = {Fiber Optic Reference},
  year = {2026},
  note = {last substantive change 2026-10-25}
}

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