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YD/T 1657.1-2007 Technical Specification for the Proxy Supporting Network Address Translation/Firewall Traverse of Multimedia Services Part 1:H.323 Proxy via email in VALID please email coc@codeofchina.com for quotation
T/CCSA 211-2018 Technical requirements for M2M (Phase 1):Common terminology via email in VALID please email coc@codeofchina.com for quotation
YD/T 2042-2009 IPv6 network equipment security requirements——Ethernet switch with routing capability via email in VALID please email coc@codeofchina.com for quotation
YD/T 1887-2009 Picture Coding for Low Bit Rate PSTN Terminal via email in VALID please email coc@codeofchina.com for quotation
YD/T 1076-2000 Access Network technical specification-cable modem (USD) via email in 1-10 business day VALID
YD 149-1978 via email in ABOLISHED please email coc@codeofchina.com for quotation
GB 15843.1-1995 Information technology--Security techniques--Entity authentication mechanisms--Part 1: General model (USD) via email in 1-3 business day ABOLISHED
YD/T 1099-2001 Technical Specification for Giga Bit Ethernet LAN Switch Equipment (USD) via email in 1-3 business day ABOLISHED
YD/T 1942-2009 Technique Requirement of Virtual Private LAN Services based on the Label Distribution Protocol via email in VALID please email coc@codeofchina.com for quotation
YD/T 3290-2017 Technical requirements of all-in-one micro modular data center via email in VALID please email coc@codeofchina.com for quotation
YD/T 1652-2007 Testing Methods for IP User Service Gateway via email in VALID please email coc@codeofchina.com for quotation
GB/T 11591-2011 Packet assembly/disassembly facility(PAD) in a public data network (USD) via email in 1-3 business day VALID
GB/T 7624-1987 2400 bits per second modem standardized for use on 4 wire leased telephone-type circuits (USD) via email in 1-3 business day VALID
YD 152-1978 via email in ABOLISHED please email coc@codeofchina.com for quotation
YD/T 2029-2009 Softwire based mesh framework for internet IPv6 transition via email in VALID please email coc@codeofchina.com for quotation
YD/T 1693-2007 Technical Requirements for IP Storage Switch Based on Fibre Channel via email in VALID please email coc@codeofchina.com for quotation
GB 10293-1988 (USD) via email in 1-3 business day ABOLISHED
YD/T 1525-2006 Testing Methods for Internet Filtering Device According to Domain Name and IP Address via email in VALID please email coc@codeofchina.com for quotation
YD/T 1330-2004 Techincal requirements and testing methods for data communication interface converters (USD) via email in 1-8 business day VALID
YD/T 1824-2008 System Architecture for IPTV Terminal Management (USD) via email in 1-3 business day VALID
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