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Chinese National Standard List: Communication network transmission system interface

GB/T 40621-2021/XG1-2025 Drawing method of cloud-to-ground lightning density distribution map, includes Amendment 1 
  Issued on: 2025-2-28   Price(USD): 210.0
DB11/T 2181-2023 Technical guidelines for water IoT sensing data transmission and access 
  Issued on: 2023-12-25   Price(USD): 405.0
T/ITS 0027-2015 Data bus interface communication specification for intelligent service terminal of urban bus and trolleybus 
  Issued on: 2015-11-23   Price(USD):
GB/T 11592-2011 Interface between data terminal equipment(DTE) and data circuit-terminating equipment(DCE) for start-stop transmission services on public data networks 
  Issued on: 2011-7-29   Price(USD): 420.0
YD/T 1795-2008 Network Management Technical Requirements for 2GHz TD-SCDMA/WCDMA Digital Cellular Mobile Communications Network Element Direct connection Interface Function 
  Issued on: 2008-1-1   Price(USD): 90.0
YD/T 1685.1-2007 800MHz CDMA Network Management Interface Technical Specification Part 1:Intelligent Network Management Interface 
  Issued on: 2007-9-29   Price(USD): 630.0
YD/T 1685.2-2007 Technical Specification for 800MHz CDMA Network Management Interface Part 2:SMS Interface 
  Issued on: 2007-9-29   Price(USD): 810.0
YD/T 1634-2007 Optical Transport Network Physical Layer Interfaces 
  Issued on: 2007-4-16   Price(USD): 600.0
YD/T 1350.2-2005 Technical specification of Wavelength Division Multiplexing (WDM) system network management interface Part2: the genertic information model part 
  Issued on: 2005-5-11   Price(USD): 970.0
YD/T 1350.3-2005 Technical specification of WDM network management interface Part3:information model based on GDMO/CMIP part 
  Issued on: 2005-5-11   Price(USD): 850.0
YD/T 1350.1-2005 Technical specification of Wavelength Division Multiplexing (WDM) system network management interface Part1: interface function part 
  Issued on: 2005-5-11   Price(USD): 250.0
YD/T 1263-2003 Technical Requirements for Interworking of network Based on IP with traditional telecommunication network 
  Issued on: 2003-6-5   Price(USD): 270.0
YDN 108-1998 Technical Specifications for Test V5.2 Interface Consistency  
  Issued on: 1998-9-1   Price(USD): 7170.0
YD/T 1021-1999 VB5.2 interface technical specification 
  Issued on: 1999-07-13   Price(USD): 1530.0
YD/T 1017-1999 Network node interface for the Sychronous Digital Hierarchy 
  Issued on: 1999-04-18   Price(USD): 630.0
YD/T 997-1999 Specification for VB5.1 interface 
  Issued on: 1999-01-07   Price(USD): 2040.0
YDN 019-1996 User interface of high-speed radio paging system 
  Issued on: 1996-1-1   Price(USD): 360.0
GB/T 17114-1997 Requirement for 160kbit/s subscriber line digital multigain equipment joined to national public telecommunication network 
  Issued on: 1997-01-01   Price(USD): 250.0
YD/T 910.22-1998 900/1800MHz TDMA digital cellular mobile telecommunication network radio interface 
  Issued on: 1998-4-20   Price(USD): 520.0
YD/T 910.21-1998 900/1800MHz TDMA digital cellular mobile telecommunication netwrok radio interface signaling part (Phase2) 
  Issued on: 1998-4-20   Price(USD): 3000.0
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