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Supplement

InternationalSuppl

Description

Supplementary material to an ITU Recommendation.

Supplement[Base] Suppl [N]

Examples 1

ITU-T G.992.1 Suppl 1

Components Used

ITU Supplement identifiers are composed of these elements:

Sector
Enumeration

ITU sector: R (Radiocommunication), T (Standardization), D (Development)

R (Radiocommunication)T (Standardization)D (Development)
Required. After hyphen following ITU.
e.g.T
:sector
Series
Enumeration

The series letter (e.g., G, E, H, SA)

GEHIJLMN +9 more
Required. Follows sector, separated by dot.
e.g.G
:series
Number
String

The recommendation number

Series-specific. Often includes dot-separated sub-numbers.
e.g.992.1
Year
Year

Publication year

Optional. Preceded by hyphen.
e.g.2019

Algebraic Relations

Relations that can involve Supplement identifiers:

RelationDescriptionSyntaxExample
AmendmentModifies a RecommendationITU-[Sector] [Series].[Number]/Amd [N]ITU-T G.992.1/Amd 1
CorrigendumCorrects errorsITU-[Sector] [Series].[Number]/Cor [N]ITU-T G.992.1/Cor 1
SupplementAdditional contentITU-[Sector] [Series].[Number] Suppl [N]ITU-T G.992.1 Suppl 1

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