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Normas BSI – AENOR
PD 6652:1999

PD 6652:1999

PNO-ISC service description number 009. Operator services

Fecha Anulación:
2002-11-01 /Withdrawn
Comité:
TCT/001
Keywords:
Communication networks, Communication procedures, Telephone networks, Information exchange, Telephone exchanges, Telecommunication systems, Public switched telephone network, Data transmission
129,82
Idioma Formato

Formato digital

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