ETR 146-1994 Private Telecommunications Network (PTN); Private Telecommunications Exchange (PTNX) Functions for the Utilization if Intervening Networks in the Provision of Overlay Scenarios (Transparent Approach) General Requirements
ETSI - European Telecommunications Standards Institute
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ETR 146-1994
ETR 146-1994 history
1994ETR 146-1994 Private Telecommunications Network (PTN); Private Telecommunications Exchange (PTNX) Functions for the Utilization if Intervening Networks in the Provision of Overlay Scenarios (Transparent Approach) General Requirements