Standard Number: YD/T 2535-2019(YD/T2535-2019)
Chinese:网间号码携带集中业务管理系统与业务受理系统接口协议测试方法
English:Test method for the interface protocol between the centralized service management system for inter-network number portability and the service acceptance system
Effective Date:2020-01-01
Standard Applicability:This standard applies to the centralized service management system for inter-network number portability.
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