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GB/T 9952-2008 Information technology - Data comunication - 15-pole DTE/DCE interface connector and contact number assignment 360 (USD) via email in 1-3 business day VALID
GB/T 16724.3-1997 Information technology—Telecommunications and information exchange between systems—X.25-DTE conformance testing—Part 3: Packet layer conformance test suite via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 36638-2018 Information technology—Telecommunications cabling requirements for remote powering of terminal equipment 420 (USD) via email in 1-3 business day VALID
GB/T 18237.1-2000 Information technology--Open Systems Interconnection--Generic upper layers security--Part 1:Overview,models and notation 900 (USD) via email in 1-8 business day VALID
GB/T 20851.3-2007/XG1-2012 Electronic toll collection—Dedicated short range communication—Part 3:Application layer 600 (USD) via email in 1-5 business day ABOLISHED
GB/T 16688-1996 Information processing systems—Open Systems Interconnection-Service definition for the Association Control Service Element via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 17579-1998 Information technology--Open systems interconnection--Virtual terminal basic class service via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 15128-1994 Information processing systems-Open Systems Interconnection-Basic connection oriented session service definition via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
YD/T 808-1996 375 (USD) via email in 1-3 business day VALID
GB/T 32427-2015 Information technology—SOA maturity model and assessment method 540 (USD) via email in 1-5 business day VALID
YD/T 1162.1-2001 Generic Requiretments of Multiprotocol Label Switching 2070 (USD) via email in 1-10 business day ABOLISHED
GB/T 30269.301-2014 Information technology—Sensor networks—Part 301:Communication and information exchange:Network layer and application support sublayer technical specifications for low-rate wireless sensor networks 2700 (USD) via email in 1-10 business day VALID
GB/T 15629.16-2017 Information technology-Telecommunications and information exchange between systems-Local and metropolitan area networks—Specific requirements—Part 16: Air interface for broadband wireless multimedia systems 6720 (USD) via email in 1-10 business day VALID
GB/T 37694-2019 Technical requirements of internet of things system for tourist service management 240 (USD) via email in 1-3 business day VALID
GB/T 17580.2-1998 Information technology--Open systems interconnection--Virtual terminal basic class protocol --Part 2:Protocol implementation conformance statement via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 18794.1-2002 Information technology--Open Systems Interconnection--Security frameworks for open systems--Part 1:Overview via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 18714.2-2002 Information technology--Open Distributed Processing--Reference Model--Part 2:Foundations via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 18794.7-2003 Information technology—Open Systems Interconnection—Security frameworkds for open systems—Part 7:Security audit and alarms framework via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 36478.1-2018 Internet of things—Information sharing and exchanging—Part 1:General architecture 300 (USD) via email in 1-3 business day VALID
GB/T 9387.3-1995 Information processing systems-Open Systems interconnection-Basic Reference Model-Part 3: Naming and addressing via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
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