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Database: 189760 (25 Oct 2025)
YD/T 2457.2.2-2016 English PDF
Basic data
Standard_ID
YD/T 2457.2.2-2016 (YD/T2457.2.2-2016)
Description (Translated English)
(Unified IMS-based service test method Multimedia telephony service (Phase 1) Part 2: Call blocking and multi-party call services)
Sector / Industry
Telecommunication Industry Standard (Recommended)
Date of Issue
2016-04-05
Date of Implementation
2016-07-01
Administrative Organization
Ministry of Industry and Information Technology