Access and Terminals (AT); Special quality voice bandwidth 2-wire analogue leased line (A2S); Connection characteristics and network interface presentation

UNGÜLTIG herausgegeben am 4.7.2001

Business TeleCommunications (BTC); Ordinary and Special quality voice bandwidth 2-wire analogue leased lines (A2O and A2S); Terminal equipment interface

UNGÜLTIG herausgegeben am 28.2.1996

Access and Terminals (AT); Ordinary and Special quality voice bandwidth 2-wire analogue leased lines (A2O and A2S); Terminal equipment interface

UNGÜLTIG herausgegeben am 4.7.2001

Business TeleCommunications (BTC); Ordinary quality voice bandwidth 4-wire analogue leased line (A4O); Connection characteristics and network interface presentation

UNGÜLTIG herausgegeben am 28.2.1996

Access and Terminals (AT); Ordinary quality voice bandwidth 4-wire analogue leased line (A4O); Connection characteristics and network interface presentation

UNGÜLTIG herausgegeben am 4.7.2001

Business TeleCommunications (BTC); Special quality voice bandwidth 4-wire analogue leased line (A4S); Connection characteristics and network interface presentation

UNGÜLTIG herausgegeben am 28.2.1996

Access and Terminals (AT); Special quality voice bandwidth 4-wire analogue leased line (A4S); Connection characteristics and network interface presentation

UNGÜLTIG herausgegeben am 4.7.2001

Business TeleCommunications (BTC); Ordinary and Special quality voice bandwidth 4-wire analogue leased lines (A4O and A4S); Terminal equipment interface

UNGÜLTIG herausgegeben am 28.2.1996

Access and Terminals (AT); Ordinary and Special quality voice bandwidth 4-wire analogue leased lines (A4O and A4S); Terminal equipment interface

UNGÜLTIG herausgegeben am 4.7.2001

Transmission and Multiplexing (TM); Generic requirements for synchronization networks; Part 1: Definitions and terminology for synchronization networks

UNGÜLTIG herausgegeben am 30.4.1997