ETSI PRETS 300 356-31 : Integrated Services Digital Network (ISDN); Signalling System No.7; ISDN User Part (ISUP) Version 2 for the International Interface; Part 31: Protocol Implementation Conformance Statement (PICS) Proforma Specification for Basic Services (ITU-T Recommendation Q.784.2, Clauses 2, 3 and 9, and Annex A, Modified)

سازمان: ETSI - European Telecommunications Standards Institute

سال: 1996

زبان: English

قیمت: 55000 تومان