UNE TBR 1:1999
TERMINAL EQUIPMENT (TE). ATTACHMENT REQUIREMENTS FOR TERMINAL EQUIPMENT TO BE CONNECTED TO CIRCUIT SWITCHED DATA NETWORKS AND LEASED CIRCUITS USING A CCITT RECOMMENDATION X.21 INTERFACE, OR AT AN INTERFACE PHYSICALLY, FUNCTIONALLY AND ELECTRICALLY COMPATIBLE WITH CCITT RECOMMENDATION X.21 BUT OPERATING AT ANY DATA SIGNALLING RATE UP TO, AND INCLUDING, 1 984 KBIT/S.
Requisitos de conexión para el equipo terminal destinado a ser conectado a redes de datos con conmutación de circuitos y circuitos alquilados utilizando la interfaz definida por la Recomendación X.21 del CCITT, o una interfaz que sea física, funcional y eléctricamente compatible con la Recomendación X.21 del CCITT, pero que opere a una velocidad de señalización de datos de hasta, inclusive, 1 984 kbit/s.
Standard number: | UNE TBR 1:1999 |
Pages: | 24 |
Released: | 1999-01-11 |
Status: | Standard |
This standard UNE TBR 1:1999 TERMINAL EQUIPMENT (TE). ATTACHMENT REQUIREMENTS FOR TERMINAL EQUIPMENT TO BE CONNECTED TO CIRCUIT SWITCHED DATA NETWORKS AND LEASED CIRCUITS USING A CCITT RECOMMENDATION X.21 INTERFACE, OR AT AN INTERFACE PHYSICALLY, FUNCTIONALLY AND ELECTRICALLY COMPATIBLE WITH CCITT RECOMMENDATION X.21 BUT OPERATING AT ANY DATA SIGNALLING RATE UP TO, AND INCLUDING, 1 984 KBIT/S. is classified in these ICS categories:
- 33.050.10