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YD/T 1856-2009 2GHz TD-SCDMA Digital Cellular Mobile Telecommunication Network Test method of Ir Interface 495 (USD) via email in 1-5 business day VALID
YD/T 1610-2007 Testing Methods for IPv6 Routing Protocl—Intermediate system to Intermediate system intra-domain routing exchange protocol(IS-IS) via email in VALID please email coc@codeofchina.com for quotation
YD/T 654-1994 195 (USD) via email in 1-3 business day
YD 226-1981 15 (USD) via email in 1-3 business day ABOLISHED
YD/T 1409-2005 Adaptation layer test specification for No.7 signalling system interworking with IP-message transfer part (MTP)level 2 user adaptation layer (M2UA) 1560 (USD) via email in 1-10 business day VALID
YD/T 206.10-1997 135 (USD) via email in 1-3 business day VALID
YDC 024-2003 General Test Specification of 800MHz CDMA 1X:Mobile Station Part Volume II Protocol Conformance Test Part 2745 (USD) via email in 1-10 business day ABOLISHED
YD/T 5087-2000 Interim Provisions on acceptance of SSPof Intelligent Network Engineering 195 (USD) via email in 1-3 business day ABOLISHED
YD/T 1654-2007 Service Specification for IPTV via email in VALID please email coc@codeofchina.com for quotation
YD/T 589-1992 220 (USD) via email in 1 business day SUPERSEDED
YD/T 2560.3-2013 via email in VALID please email coc@codeofchina.com for quotation
YD/T 1456.2-2006 The Test Method of 900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Equipment Service Switching Point(SSP)(CAMEL3)Part 2 PS Domain 540 (USD) via email in 1-5 business day VALID
YD/T 1312.8-2004 Requirements and measurement methods of electromagnetic compatibility for radio communication equipment Part 8:Short Range Devices(SRD)(9kHz~40GHz) 315 (USD) via email in 1-3 business day ABOLISHED
YD/T 580-1992 The Technology of Wire-wrapping 255 (USD) via email in 1-3 business day
YD/T 1046-2000 Interoperability Specification for IP Telephony Gateway 990 (USD) via email in 1-8 business day VALID
YD/T 1112-2001 Performance Specification of Optical Fiber Amplifiers for Multichannel Applications 225 (USD) via email in 1-3 business day VALID
YD/T 1879-2009 Technical Requirements of Interworking devices for Softswitch Network via email in VALID please email coc@codeofchina.com for quotation
YD/T 1099-2013 Technical requirement for ethernet lan switch 710 (USD) via email in 1 business day VALID
YD/T 333-1987 via email in ABOLISHED please email coc@codeofchina.com for quotation
YD/T 1454-2006 IPv6 Network Equipment Technical Requirements——Core Router Supporting IPv6 1035 (USD) via email in 1-8 business day ABOLISHED
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