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YD/T 1550.8-2007 Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network Iub Interface(Phase I)Part 8:User Plane Protocol for DCH Data Streams 294.0 via email in 1~3 business day valid
YD/T 1880-2009 The Technical Requirement of Softswitch and Circuit Switching Network Interworking between Networks 120.0 via email in 1~3 business day valid
YD/T 1545.2-2007 Technical Specification for Uu Interface of 2GHz WCDMA Digital Cellular Mobile Communication Network Layer 2 (Phase Ⅰ) Part 2:RLC 795.0 via email in 1~3 business day valid
YD/T 1543.1-2007 Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network Iu Interface (Phase Ⅰ)Part 1:General 234.0 via email in 1~3 business day valid
YD/T 2038-2009 Key management of end-to-end data communication for application in mobile network 180.0 via email in 1~3 business day valid
YD/T 1587.1-2007 Technical Specification for 2GHz cdma2000 Digital Cell Mobile Communication Network Management (Phase Ⅰ)Part 1 Configuration Network Resource Model 390.0 via email in 1~3 business day valid
YDB 008.3-2007 IP QoS Signalling Control Interface Protocol - Part 3: Resource Control Protocol of Connection Control Interface 330.0 via email in 1~3 business day valid
YD/T 1981-2009 Test method for Mg/Mi/Mj/Mk/Mw/Gm interface in IMS system in mobile communication network 930.0 via email in 1~3 business day valid
YD/T 1506-2007 Testing Methods for MGW of 2GHz TD-SCDMA/WCDMA Digital Cellular Mobile Communication Network (Phase Ⅱ) 930.0 via email in 1~3 business day valid
YD/T 1552-2007 Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network RAN Equipment (Phase Ⅰ) 555.0 via email in 1~5 business day abolished
YD/T 1374.3-2007 Technical Requirements for Iu Interface of 2GHz TD-SCDMA/WCDMA Digital Cellular Mobile Communication Network(Phase Ⅱ)Part 3 : Signalling Transport 104.0 via email in 1~3 business day valid
YD/T 1704-2007 General Technical Requirement for Intelligentized PSTN Network 210.0 via email in 1~3 business day valid
YD/T 1414-2007 Technical Specification for Security of 2GHz TD-SCDMA/WCDMA Digital Cellular Mobile Communication Network(Phase Ⅱ) 1050.0 via email in 1~3 business day valid
GB/T 28515.1-2012 Test specifications for automatically switched optical network(ASON)—Part 1:Test specifications for SDH-based ASON 1620.0 via email in 1~3 business day valid
YD/T 1980-2009 Technical requirements for Mg/Mi/Mj/Mk/Mw/Gm interface in IMS system in mobile communication network 300.0 via email in 1~3 business day valid
YD/T 1563-2007 Testing Methods for High Rate Packet Data(HRPD)A Interface (Phase Ⅰ)in 2GHz cdma2000 Digital Cellular Mobile Communication Network 390.0 via email in 1~5 business day abolished
YD/T 1570-2007 Technical Specification of 2GHz cdma2000 Digital Cellular Mobile Communication Network Mobile Application Part 3150.0 via email in 1~3 business day valid
YD/T 1984-2009 Technical requirements for IMS system equipments in mobile communication network 1620.0 via email in business day valid
YD/T 1557-2007 Technical Specification for 2GHz cdma2000 Digital Cellular Mobile Communication Network:Packet Data Equipment Part 630.0 via email in 1~3 business day valid
GB/T 15539-1995 Technical specifications for trunked mobile radio systems 165.0 via email in 1~3 business day valid
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