ETSI ETR 138-ed.2

Network Aspects (NA); Quality of service indicators for Open Network Provision (ONP) of voice telephony and Integrated Services Digital Network (ISDN)

NORMA vydána dne 31.12.1997

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The information about the standard:

Designation standards: ETSI ETR 138-ed.2
Publication date standards: 31.12.1997
The number of pages: 30
Approximate weight : 90 g (0.20 lbs)
Country: European technical standard
Kategorie: Technické normy ETSI