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ÖNORM EN 300451 V 1.2.1:2001-11
Действует
Access and Terminals (AT) - Ordinary quality voice bandwidth 4-wire analogue leased line (A4O) - Connection characteristics and network interface presentation
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ISO/IEC 8877:1992
Действует
Information technology; telecommunications and information exchange between systems; interface connector and contact assignments for ISDN basic access interface located at reference points S and T
— 16 стр.
ÖNORM EN 300451 V 1.2.1:2001-11
Действует
Access and Terminals (AT) - Ordinary quality voice bandwidth 4-wire analogue leased line (A4O) - Connection characteristics and network interface presentation
На этот документ ссылаются
ÖNORM EN 300451 V 1.2.1:2001-11
Действует
Access and Terminals (AT) - Ordinary quality voice bandwidth 4-wire analogue leased line (A4O) - Connection characteristics and network interface presentation