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ETSI TS 186 001-5
M00001033
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ETSI TS 186 001-5 Core Network and Interoperability Testing (INT); Network Integration Testing between SIP and ISDN/PSTN network signalling protocols; Part 5: Test Suite Structure and Test Purposes (TSS&TP) for Network Integration Tests between ISDN-ISDN and ISDN-PSTN over SIP II NNI / SIP-I NNI
standard by European Telecommunications Standards Institute, 11/01/2015
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