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| paketvermittelte Datenübertragung | |||
| Datex-P m (paketvermitteltes Datennetz n (Dx-P), network; DBT, X.21, X.25, corresponds to PSS, GB); paketvermitteltes Datennetz (Datex-P, network) | |||
| packet-switched data exchange: 2 a las frases, 1 temas |
| Comunicaciones | 2 |