Standard Number: YD/T 2534-2019(YD/T2534-2019)
Chinese:网间号码携带集中业务管理系统与本地业务管理系统接口协议测试方法
English:Inter-network Number Portability Centralized Operations Management System (OMS) and Local Operations Management System (LOMS) Interface Protocol Test Methodology
Effective Date:2020-01-01
Standard Applicability:This standard applies to the inter-network number portability centralized service management system.
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