Recommendation X.21 (11/1988): Interface between data terminal equipment (DTE) and data circuit-terminating equipment (DCE) for synchronous operation on public data networks (Q26928834)
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superseded recommendation/international standard from the International Telecommunication Union
- ITU-T X.21
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Recommendation X.21 (11/1988): Interface between data terminal equipment (DTE) and data circuit-terminating equipment (DCE) for synchronous operation on public data networks |
superseded recommendation/international standard from the International Telecommunication Union |
|
Statements
Interface between data terminal equipment (DTE) and data circuit-terminating equipment (DCE) for synchronous operation on public data networks (English)
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11/1988
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25 November 1988
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56
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Identifiers
X.21 (11/1988)
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