Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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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 1996.1-2009 Technical requirements for access network very high speed digital subscriber line 2 (VDSL2) Part 1: General requirements 420.0 via email in 1~3 business day valid
YD/T 1145-2001 Network Management Interface Testing Method Specification 600.0 via email in 1~8 business day valid
YD/T 1191-2002 Technical specification of adaption layer for No.7 signalling interworking with IP Message Transfer Part (MTP)lever 2 Peer-to-peer Adaption layer(M2PA) 330.0 via email in 1~3 business day valid
YD/T 1443-2006 Technical Requirements of Generic Framing Procedure(GFP) 480.0 via email in 1~3 business day abolished
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 2049-2009 Test method of security for access network equipment——Digital subscriber line access multiplexer 300.0 via email in 1~3 business day valid
YD/T 1015-1999 Technical requirement for Q interface adapter used in transmission equipment 900.0 via email in 1~3 business day valid
YD/T 1402-2005 The general technique requirement of IP network interconnection 225.0 via email in 1~3 business day valid
YDC 018-2003 Technical Specification of Phisical Layer for 800MHz CDMA 1X Digital Cellular Mobile Telecommunication Network 3345.0 via email in 1~10 business day valid
YD/T 1157.2-2003 The requirements for sending calling party number between networks(Supplementary Ⅱ) 90.0 via email in 1~3 business day valid
YD/T 2016.3-2009 IPTV OSS Management Interface Techincal Specification Part 3:Treminal 510.0 via email in 1~3 business day valid
YDN 094-1998 Technical Specifications for Mobile Switching Center and PSTN Network Interfaces of 800 MHz CDMA Digital Cellular Mobile Communications Network (Tentative Specifications) 810.0 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 1075-2000 Test method for network access server 2400.0 via email in 1~3 business day valid
YD/T 1609-2007 Testing Methods for Media Gateway Control Protocol(MGCP) 1245.0 via email in 1~3 business day valid
YD/T 1187-2002 Technical specification and test method for ADSL POTS splitter 285.0 via email in 1~3 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 120.0 via email in 1~3 business day valid
T/ITS 0001-2014 The Standard of the communication technology for Gateway Terminal of operating vehicles via email in business day valid
YD/T 1236-2002 The technical requirement and test methods for video conference system based on N-ISDN 1575.0 via email in 1~10 business day valid
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