YD/T 1408-2005.Test method of signaling gateway for No.7 signaling and IP. 1范围 YD/T 1408规定了对信令网关设备的测试内容，主要包括功能测试和协议测试。功能测试包括计费功能测试、屏蔽功能测试、消息维护监测功能测试、性

YD/T 1405-2005.Technical requirements of security routing for inter-public telecom network. 1范围 YD/T 1405规定了不同电信业务经营者关口局间电话业务的路由设置的基本原则和相关要求。 YD/T 140

YD/T 1404-2005.Technical requirements of increasing trunk capacity for inter-public telecom network. 1范围 YD/T 1404规定了不同电信业务经营者网间互联中继电路进行扩容的技术要求。 YD/T

YD/T 1402-2009.The General Technique Requirements of IP Networks Interconnection. 1范围 YD/T 1402规定了不同互联单位的IP互联网网间互联的总体技术要求，包括网间互联模型、互联方式、互联功能、路由策略、计费与结

YD/T 1402-2005.The general technique requirement of IP network interconnection. 1范围 YD/T 1402规定了不同互联单位的IP网间互联的总体技术要求,包括网间互联模型、互联方式、互联功能和路由策略、计费与结算、安全、

YD/T 1401-2005.800MHz CDMA digital cellular mobile telecommunication network Wireless Intelligent Network (WIN) phase2:Test specification of Intellige

YD/T 1400-2005.800MHz CDMA digital cellular mobile telecommunication network Wireless Intelligent Network (WIN) phase 2: Test specification of Service

YD/T 1399-2005.800MHz CDMA digital cellular mobile telecommunication network Wireless Intelligent Network (WIN) phase 2:Test specification of Service

YD/T 1398-2005.800MHz CDMA digital cellular mobile telecommunication network Wireless Intelligent Network (WIN) Phase2: T est specification of Service

YD/T 1395-2005.Testing methods of GSM/CDMA 1x dual mode digital mobile station. 1范围 YD/T 1395规定了GSMCDMA 1x双模数字移动台的业务和功能、性能、环境适应性、寿命、电池、充电器、待机时间、通话时间、卡