Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Professional Standard List: Professional Standard - Telecommunication

Title Standard No. Implemented On
Metro app | icationI ine -side optica | transce iver module- -Part 1 100Gb/sYD/T 4021.1-2022
Private Letter Box for Multistorey and High-rise Block of FletsYD/T 561-1992
Provisional specifications for engineering acceptance of automatically switched optical network (ASON)YD/T 5145-2007
Acceptance specification of optical fiber cable in the leading-in roomYD/T 5152-2007
Local telephone communication system overvoltage overcurrent protection technology requirementsYD/T 695-1993
Requirement and Measurement Methods of Electromagnetic Compatibility for 800MHz CDMA Digital Cellular Mobile Telecommunications System Part 1: Mobile Station and Ancillary EquipmentYD/T 1169.1-2001
Virtual concatenations and links of synchronous digital hierarchy (SDH)YD/T 163L-2007
Testing Methods of TD-SCDMA/GSM (GPRS) Dual Mode Digital Mobile User EquipmentYD/T 1779-2008
Technical requirement of radio access network self - organizing networks (SON) managementYDB 140-2013
Technical specifications for police-use interfaces of 900/1800MHz TDMA digital cellular mobile communication systemYD/T 1230-2002
Intelligent Energy Saving System by Fresh Ari for Telecommunication Stations/SitesYD/T 1969-2009
Digital Mobile Terminal Acoustic Test SpecificationYD/T 1538-2021
Technical Requirement Specification for The Client Of Mobile Application StoreYDB 135-2013
IP bearer network security requirementsYDC 059-2007
Optical transport network (OTN) physical layer interfaceYD/T L634-2007
Trunking service based on TD-LTE public mobile telecommunication network - RAN technical requirement (Phase 1)YDB 151-2014
Internet service quality test methodsYD/T 1462-2009
Requirement and Measurement Methods of Electromagnetic Compatibility for 900/1800MHz Digital Cellular Telecommunication System. Part 2: Base Station and Ancillary EquipmentYD/T 1139-2001
Mobile Market Information Security Technology SpecificationYDB 136-2013
Specifications on Unattended Power Supply for Micro-Wave StationsYD/T 501-1991
Temporary Specification of Engineering Design for Noise Control of Diesel Generator for CommunicationYD 5167-2009
Distribution and integration for convergence of the three networks—Part 4: Interface technical requirementsYDB 130.4-2013
The parameter and measurement of energy saving for multimedia telecommunications terminal Part 1:Video conferencing terminalYDB 142.1-2013
Acceptance specification for SDH based MSTP local optical fiber cable transmission projectYD/T 5150-2007
Broadband Integrated Industry Digital Network (B-ISDN) - Digital Subscriber Signalling System No. 2 (DSS2) technical specifications. Users access call control (internal standard)YDN 081-1998
Synchronous Digital Hierarchy (SDH) network topology and basic interconnection and interworkingYDN 096-1998
Push twisted link chain hanging machineYD/T 582-1992
Interim Provisions for Test of Anti-seismic Performances of Digital Program Control Switching EquipmentYD 5084-1999
Chinese Industry StandardYD 658-1992
Test Method of the Transact Flow for Number PortabilityYD/T 2538-2019
Seals model for YN801-type lead seals tongsYD 340-1990
Chinese Industry StandardYD/T 579-1992
Test methods for USB characteristic between UICC and ternninal interfiace - Part 1: TerminalYD/T 3037.1-2016
Fixed communication network security testing requirementsYDC 054-2007
Distribution and integration for convergence of the three networks. Part 6: Basic Procedural FlowYDB 130.6-2013
Multicore and symmetrical pair/quad cables for digital communications. Part 3: Work area wiring——Sectional specificationYD/T 838.3-1997
TD-SCDMAIWCDMA digital celluar mobile telecommunication network technical requirements for UICC-ME(Cu)interface. Part 3: characteristics of USATYD/T 1762.3-2011
The parameter and measurement of energy saving for multimedia telecommunications terminal Part 3:IPTV Set-top BoxesYDB 142.3-2013
Security technology of converging wireless sensor networks and mobile communication networkYDB 131-2013
Wired local area network medium access control security requirementsYDB 066-2011
Design specifications for overhead optical (electric) cable communication pole line engineering YD 5148-2007
Provisional supervision Specification for Telecommunications Conduit and Cable Channel EngineeringYD 5072-1998
Chinese Industry StandardYD/T 585-1992
Communication technology requirements for diesel generator setsYD/T 502-1991
Ubiquitous network application Service scenarios and functional requirements of intelligent fixed assets management systemYDB 133-2013
VAS network - news network security requirementsYDC 057-2007
Multicore and symmetrical pair/quad cables for digital communications Part 1:Generic specificationYD/T 838.1-1996
Technical Requirements for Cu Interface Between UICC and Terminals - Part 1: Physical, Electrical and Logical Characteristics of TD-SCDMA / WCDMA Digital Cellular Mobile Telecommunication Network Universal Integrated Circuit Card (UICC)YD/T 1762.1-2016
The Technology of Wire-WrappingYD/T 580-1992
Test method for UICC-CLF SWP protocol of digital mobile commun icat ion terminal-Part 1: Terminal featuresYD/T 3793.1-2020
800MHz CDMA 1X Digital Cellular Mobile Telecommunication Network High Rate Packet Data (HRPD) Equipment Technical Requirements: access network (Phase II)YDC 066-2008
Part 4 wireless communication indoor signal distribution systems: optical equipment technical requirements and test methodsYD/T 2740.4-2014
Graphic symbols used in circuit operation procedure diagram for electromechanical components of telephone exchangesYD/T 540-1992
Technical specifications for optical cable transmission monitoring systemYD 734-1994
Technical requirements of addressing and encoding for IPv6 access addressYD/T 2682-2014
Drawings for Designing Anti-seismic Installation of Communication EquipmentYD 5060-1998
Optical Cable filling and coating composite Part 3: Cold applied filling compoundYD/T 839.3-1996
Distribution and integration for convergence of the three networks—Part 3: Data specifications of portal guideYDB 130.3-2013
Channel and SDH multiplex section for restoration (protection and restoration) mechanisms and procedures to maintain the thresholdYDN 079-1998
Broadband Integrated Industry Digital Network (B-ISDN) - Digital Subscriber Signalling System No. 2 (DSS2) technical specifications. Users access the call control part (multipoint) (internal standard)YDN 082-1998
Technical requirements for NX 400Gb/s optical wavelength division multiplexing (WDM) systemsYD/T 3783-2020
The val idation method on mobi le device vulnerabi | ityYD/T 3782-2020
Technical standard of information security management system for internet data centerYDN 2248-2011
Phase screened digital coaxial cablesYD/T 528-1992
Trunking service based on TD-LTE public mobile telecommunication network - Technique requirement for core network (Phase 1)YDB 150-2014
Stranded communication outdoor optical cableYD/T 901-1997
Technical requirement of WLAN IP mobilityYDB 139-2013
Semiconductor rectifier equipments For telecommunicationsYD 576-1992
Technical requirement of D2-MAC/Packet color TV signals transmitted though domestic satellite communication networkYD/T 595-1992
Telecommunications networks and Internet Security Administration GuideYDC 049-2007
Test methods for developer support platform of mobile applicationYD/T 3522-2019
Distribution and integration for convergence of the three networks—Part 5: Management And Technical RequirementYDB 130.5-2013
Broadband Integrated Services Digital Network (B-ISDB) Digital Subscriber Signalling System No. 2 (DSS2) Technical specifications - Adaptation Layer Part II: Yuan signaling protocol (Meta signaling)YDN 083.2-1998
LB--ⅢGeneral specificationsYD/T 581-1992
Design specification of optical fiber cable in the leading-in roomYD/T 5151-2007
Technical requirement of community analysis and visualization for Internet public opinion analysisYDB 149-2014
Distribution and integration for convergence of the three networks—Part 2: System architecture and general technical requirementsYDB 130.2-2013
Main technical requirement for 620KHz level oscillatorsYD/T 294-1982
B-ISDN NO. 7 -B-ISUP signaling specification and DSS2 signaling complexesYDN 085-1998
Radio passive optical network (RPON) technical specificationYDB 138-2013
Main dimensions of telephone receiverYD/T 545-1992
General test specification of 800MHz CDMA 1X. Mobile station. Part Volume Ⅱ: Protocol conformance test partYDC 024-2003
The parameter and measurement of energy saving for multimedia telecommunications terminal Part 4: Visual surveillance equipmentYDB 142.4-2013
China postal financial computer network application layer protocol - Savings sectionYDN 036-1997
Requirements and Measurement Methods of Electromagnetic Compatibility for the PoE port of Information Technology EquipmentYDB 141-2013
Mobile communication network security testing requirementsYDC 056-2007
Optical Cable filling and coating composite Part 2: heating applications filling compoundsYD/T 839.2-1996
Broadband Integrated Services Digital Network (B-ISDN) NO. 7 signaling system technical specifications - Broadband messaging (B-MTP)YDN 102-1998
Technical Requirements and Test Methods for Service Observation Desks (Quality Checking Desks) in Manual Toll Telephone Switching EquipmentsYD/T 565-1992
Provisional Specifications for Joint Construction and Sharing of Telecommunication InfrastructureYD 5191-2009
900MHz TDMA digital cellular mobile communication network base station radio equipment specifications and test methodsYD/T 883-1996
Intelligent energy saving system by fresh air for telecommunication stations/sitesYD/T 1969-2020
High-speed wireless paging system networking protocols (Temporary Provisions) (internal standard)YDN 051-1997
Broadband Integrated Services Digital Network (B-ISDN) NO. 7 signaling system technical specifications - Broadband ISDN User Part (B-ISUP) of the basic call control functionsYDN 084-1998
Mobile communication network security requirementsYDC 055-2007
The parameter and measurement of energy saving for multimedia telecommunications terminal Part 2: Visual telephoneYDB 142.2-2013
Communication cable line monitor pigtail cableYD/T 815-2015
Technical requirement for proxy equipment supporting multimedia service network address translation/fire wall crossing (NAT/FW) Part 4: H. 248 proxyYD/T 16574-2007
Technical requirement for proxy equipment supporting multimedia service network address translation/fire wall crossing (NAT/FW) Part 2: SIP proxyYD/T 16572-2007
Requirement and Measurement Methods of Electromagnetic Compatibility for 800MHz CDMA Digital Cellular Mobile Telecommunications System Part 2: Base Station and Ancillary EquipmentYD/T 1169.2-2001
Universal Integrated Circuit Card (UICC) and USB interface characteristics between the terminal technical requirementsYD/T 3036-2015
Interim Provisions of Wireless Network Engineering Design for 900/1 800 MHz TDMA Digital Cellular Mobile Communication System in Remote Areas YD/T 5161-2007
Architecture and technical requirements of policy control capability ppening of network intelligent capability enhancement (NICE)YDB 137-2013
Acceptance Specification of Equipment Installation Engineering for digital mobile communication (TDMA)YD/T 5067-1998
Wall Mail BoxYD/T 555-1992
ISDN User - Specification on Network Interface YDN 034-1997
System framework for public opinion monitoring and analysis of InternetYDB 147-2014
Requirements on measuring equipment to assess error performance on STM-N interfaceYD/T 975-1998
2GHz TD-SCDMA/WCDMA digital cell mobile communications network HSPA+ management technical specification. Part 1: Information modelYD/T 2333.1-2011
VAS network - news network security testing requirementsYDC 058-2007
Technial Specification for 2GHz CDMA 2000 Digital Cellular Mobile Communication Networks. High Rate Packet Data (HRPD) (Phase I). Air InterfaceYD/T 1577-2007
Decoupled application data enroute technical frameworkYDB 129-2013
Chinese Industry StandardYD/T 777-1996
Urban local telecommunication cable connectorsYD/T 334-1987
Technial Requirements A Interfaces in 2GHz CDMA 2000 Digital Cellular Mobile Communication NetworkYD/T 1555-2007
Techncal requirements of chinese character tables for chinese domain name registration based on internationalized domain name protocolsYD/T 2438-2012
Technicalrequirementsfor residential gateway with set-card separation and gateway SIMcardYDB 155-2014
Nail bar on B speciesYD 249-1997
Technical Requirements and Testing Methods for Calling Line Identification Presentation of Fixed Terminals YD/T 3789-2020
Safety principles for equipment electrically connected to telecommunication networkYD/T 755-1995
Requirement on mobile location service in 2ghz td-scdma systems YDB 020-2008
800MHz CDMA 1X Digital Cellular Mobile Telecommunication Network High Rate Packet Data (HRPD) device testing method: an access terminal (second stage)YDC 069-2008
Evaluation of human exposure to electromagnetic fields frm electronic article surveillance, radio frequecy identification and similar systems in various applications over the frequency rangeYD/T 2380-2011
800MHz CDMA digital cellular mobile communication network between the mobile switching center and a base station subsystem interface specifications (internal standard)YDN 095-1998
SDH transport network management technology systemYDN 086-1998
Broadband Integrated Services Digital Network (B-ISDB) Digital Subscriber Signalling System No. 2 (DSS2) Technical Specification - Adaptation Layer Part III: Supporting Users - Network interfaceYDN 083.3-1998
Broadband Integrated Services Digital Network (B-ISDB) Digital Subscriber Signalling System No. 2 (DSS2) Technical Specifications - The first part of the adaptation layer: service specific connection oriented protocolYDN 083.1-1998
Specification Architecture for Engineering Construction of TelecommunicationsYD/T 5183-2010
Trunking service based on TD-LTE public mobile telecommunication network - General technical requirement (Phase 1)YDB 153-2014
Supporting network security testing requirementsYDC 062-2007
Technical Requirements of Interface Between Mobile Terminate and LCS PortalYDB 003-2006
High level framework and technical requirements of smart cityYDB 134-2013
TD-LTE digital cellular mobile te I ecommun icat ion network - Test method of Home eNodeB base stat ion equi pmentYD/T 3931-2021
Technical requirement of intelligent environmental protection information service for mobile communication networkYDB 132-2013
Fixed communication network security requirementsYDC 053-2007
Technical　requirement for application store platformYDB 154-2014
Optical Cable filling and coating composite Part 4: composite coatingYD/T 839.4-1996
Telecommunications networks and the Internet backup and disaster recovery implementation guideYDC 052-2007
Technical Requirements and Test Methods for Smart Remote Visual Surveill ance Front-End UnitsYD/T 3790-2020
Provisional specifications for engineering design of automatically switched optical network (ASON)YD/T 5144-2007
Technical Requirements for 2GHz CDMA 2000 Digital Cellular Mobile Communication Networks: High Rate Packet Data (HRPD) (Phase Ⅱ) Air InterfaceYD/T 1681-2007
Technical requirement for proxy equipment supporting multimedia service network address translation/fire wall crossing (NAT/FW) Part 3: MGCP proxyYD/T 16573-2007
Mobile Multimedia Broadcast Service Technical Requirements for Application Layer InterfaceYD/T 1790-2008
Framework for knowledge base in an Internet public opinion monitoring systemYDB 148-2014
Main distribution frameYD/T 694-1993
Main Dimension of Telephone TransmitersYD/T 544-1992
Chinese Industry StandardYD/T 779-1995
Trunking service based on TD-LTE public mobile telecommunication network-Technical requirement for user equipment (Phase 1)YDB 152-2014
Technical requirements for software-defined synchronization networkYD/T 3770-2020
Intedrim Provisions for Test of Anti-seismic Performances of 900/1 800 MHz TDMA Digital Cellular Mobile Telecommunication of Base Transceiver Station EquipmentYD 5100-2002
Chinese Industry StandardYD/T 778-1995
800MHz CDMA 1X Digital Cellular Mobile Telecommunication Network High Rate Packet Data (HRPD) Equipment Technical Requirements: access terminals (second phase)YDC 068-2008
Cellular Narrowband Access (NB-IoT) Core Network for IoTYD/T 3332-2018
Technical requirements of evolved mob i le packet core network for control and user pIane separat ionYD/T 4005-20222022-7-1
Smart city - Technical requirements of electronic fenceYD/T 4041-20222022-7-1
Technical Requirements for Traffic Optimization System Based on Intelligent Route Reflector YD/T 4032-20222022-7-1
Reference architecture of multi-center medical data collaborative analysis platform based on artificial intel | igenceYD/T 4043-20222022-7-1
oneM2M Based IoT service layer - Cellular network interworkingYD/T 4038-20222022-7-1
Security protection testing requirements of telecom and Internet big data platformYD/T 4057-20222022-7-1
Technical requirements for packet enhanced optical transport network (OTN) management Part 5: EMS-NMS interface information model based on XMI ./SOAPYD/T 4013.5-20222022-7-1
Single fiber bi-directional wavelength division multiplexers for metro access network-Part 1: DWDMYD/T 4020.1-20222022-7-1
Testing method of precision time protocol (PTP) boundary clock and slave clock for telecom equipmentYD/T 4054-20222022-7-1
5G network management technical specification General management servicesYD/T 4012-20222022-7-1
Application Identifier Allocation and Mapping for LTE-based V ehicular CommunicationYD/T 4008-20222022-7-1
Application scenarios and service requirements for electronic fence Smart city - Application scenarios and service requirements for electronic fenceYD/T 4040-20222022-7-1
Power usage effectiveness ( PUE ) test specification for micro module data centerYD/T 4023-20222022-7-1
Guidelines for lightwe i ght authent ication in sensor networksYD/T 4062-20222022-7-1
Test methods for broadband customer intelligent gateway based on public telecommunication network-Part6: Mesh networking equipmentYD/T 3347.6-20222022-7-1
Technical requirements for distributed storage of big data separation architectureYD/T 4029-20222022-7-1
DDoS attack classification and definition based on protocolYD/T 4063-20222022-7-1
Lightweight 4over6 management information base (MIB)YD/T 4031-20222022-7-1
Public Account Service Technical Specification based on RCS(phase 2)YD/T 4033-20222022-7-1
Characteristics of a bending loss insensitive single-mode optical fibreYD/T 1954-20222022-7-1
Technical requirement for RoCE-based data center high-speed ethernet lossless networkYD/T 4027-20222022-7-1
Security shared responsibility model of cloud computingYD/T 4060-20222022-7-1
Technical requirements for packet enhanced optical transport network (OTN) management-Part 4: EMS-NMS interface common information modelYD/T 3727.4-20222022-7-1
Security capability requirements for hybrid cloud platformYD/T 4059-20222022-7-1
Technical requirements and test methods for Wi-Fi 6 interface performance of broadband home customer intelligent gateway based on public telecommunication networkYD/T 4016-20222022-7-1
Big data technical requirements and test methods for message-oriented middlewareYD/T 4045-20222022-7-1
Technical requirements for packet enhanced optical transport network (OTN)management一Part 3: EMS-NMS interface functionYD/T 3727.3-20222022-7-1
General security protection requirements for 5G multi-access edge computing platformYD/T 4056-20222022-7-1
25Gb/s Wavelength Division Multiplexing (WDM) optical transce iver-Part2:LWDMYD/T 4019.2-20222022-7-1
Dual channe I-optical transceiver- -Part 3: 2 X 50Gb/sYD/T 3358.3-20222022-7-1
Technical specification for green-design product assessment-Communication CableYD/T 4051-20222022-7-1
Cable assemblies for data center generic cabling一Part 2: Pre-terminated optical cable assemblies with duplex plug connectorsYD/T 3535.2-20222022-7-1
Test methods of performance data collection for broadband network based on home gatewayYD/T 4015-20222022-7-1
Big data platform for intelli gent chemical industry park-Part 3: Integrated application on technical requi rementsYD/T 4042.3-20222022-7-1
Technical Requirements for Non-password User Authentication on Mobile DevicesYD/T 4064-20222022-7-1
Internet basic resource- Test method for authenticity detection technology of subjectYD/T 4004-20222022-7-1
Technical requirements of metro N X 25Gbit/s WDM systems-Part l: General technical requirementsYD/T 4013.1-20222022-7-1
Technical requirements for optical distribution network resource management based on contactless identificationYD/T 4017-20222022-7-1
Technical requirements for security system of IPv4-IPv6 service interoperability exchange center based on cloud computing technologyYD/T 4067-20222022-7-1
Security protection requirements for blockchain infrastructureYD/T 4055-20222022-7-1
Test methods for broadband customer intelligent gateway based on public telecommunication network-Part5: Interface between intelligent home gateway and home networking deviceYD/T 3347.5-20222022-7-1
oneM2M based loT service layer Implementation guidel ineYD/Z 4039-20222022-7-1
Big data platform for intelligent chemical industry park Part 1:Technicalreference architectureYD/T 4042.1-20222022-7-1
Technical requirements and test methods for RDMA based data center networksYD/T 4026-20222022-7-1
oneM2M based loT service layer Core protoco |YD/T 4036-20222022-7-1
General technical requirements and test methods for liquid cooling server system of data centerYD/T 4024-20222022-7-1
Security Evaluating Method on Trusted environment of mobile phoneYD/T 4065-20222022-7-1
Big data platform for intell igent chemical industry park-Part 4: Platform operation and ma intenance on technical requirementsYD/T 4042.4-20222022-7-1
Technical capability requirements for distributed middleware service Part3: API GatewayYD/T 4047.3-20222022-7-1
Big data platform for intelli gent chemical industry park-Part 2: Technical requir ements on app | icat ionsYD/T 4042.2-20222022-7-1
exchange format for network transaction fraud dataYD/T 4061-20222022-7-1
Baseline requirements of security configuration for telecom network and Internet Big data componentsYD/T 4058-20222022-7-1
Characteristics of non-metal reinforcement for optical fiber cables - Part 7:Flexible fiber reinforced plastic rodsYD/T 1181.7-20222022-7-1
Test method for optical distribution network resource management based on contactless identificationYD/T 4018-20222022-7-1
Technical requirements for AI-based know ledge graph constructionYD/T 4044-20222022-7-1
Technical requirements and test methods for image stabilization performance of mobile terminalYD/T 4066-20222022-7-1
Internet basic resource- Technical specifications for authenticity detection technology of subjectYD/T 4003-20222022-7-1
100Gb/s single wave length optical transceiverYD/T 4022-20222022-7-1
The test specification of data center high speed ethernet lossless network based on RoCEYD/T 4028-20222022-7-1
Index assessment methods for network vulnerabilityYD/T 2388-20222022-7-1
Techn ical requi r ements of 5G digital indoor distr ibution systemYD/T 4009-20222022-7-1
Digital distr ibution ndoor system test methods for 5GYD/T 4010-20222022-7-1
Technical requirements of metro N X 25Gbit/s WDM systems-Part 2: CWDMYD/T 4013.2-20222022-7-1
25Gb/s Wavelength Division Multiplexing (WDM) optical transceiver module- Part1: CWDMYD/T 4019.1-20222022-7-1
Technical specification for green-design product assessment- V ideo conference deviceYD/T 4050-20222022-7-1
Index assessment methods for network threatYD/T 2389-20222022-7-1
Open application model for cloud computingYD/T 4046-20222022-7-1
General principles of green supply chain management for communications manufacturing industryYD/T 4048-20222022-7-1
5G network management technical specification General requirementYD/T 4011-20222022-7-1
Technical specification for green-design product assessment-Optical fibre cableYD/T 4052-20222022-7-1
Technical specification for green-design product assessment- V ideo conference deviceYD/T 4049-20222022-7-1
oneM2M based IoT service layer - Protocol bindingsYD/T 4037-20222022-7-1
W ireless short range communication- Technical requirements and test methods for automotiveYD/T 4007-20222022-7-1
Test specification for distributed storage based on big data separation architectureYD/T 4030-20222022-7-1
Test methods for access network equipment - -Interoperability of 10-Gigabit-capable passive optical network (XG-PON) and 10-Gigabit-capable symmetric passive optical networks (XGS-PON)YD/T 4053-20222022-7-1
Technical specification on network function virtualization orchestrator (NFVO)interface between NFVO and virtualized infrastructure manager (VIM)YD/T 4034-20222022-7-1
sting method for security system of IPv4-IPv6 service interoperability exchange cen based on cloud computing technologyYD/T 4068-20222022-7-1
Technical specification on network function virtualization orchestrator(NFVO)interface between NF vO and operation support system (OSS )YD/T 4035-20222022-7-1
Test specifications for Software Defined Optical Transport Network(SDOTN)YD/T 4014-20222022-7-1
Drop optical fibre cables for telecommunication-Part 1: Bow-type optical fibre cablesYD/T 1997.1-20222022-7-1
10kV AC input DC output uninterruptible power supply system for information and telecommunicationYD/T 4006-20222022-7-1
Test methods for broadband customer intelligent gateway based on public telecommunication network- Part4: Intelligent home networking YD/T 3347.4-20222022-7-1
The technical requirements for IPTV digital right management platform-Part 4: encryption systemYD/T 3866.4-20212022-4-1
Technical Specifications for Packet Transport Network EngineeringYD/T 5200-20212022-4-1
Testing method for IPv4-IPv6 service interoperability exchange center based on cloud computing technologyYD/T 3970-20212022-4-1
Generic distribution cabinet for small cellYD/T 3990-20212022-4-1
Technica | requirement of 5G super ior universal module (Phasel )YD/T 3988-20212022-4-1
Technical requirements and test methods for cooling liquids of data center liquid cooling systemsYD/T 3982-20212022-4-1
IPv6 service interoperability based on cloud computing technologyYD/T 3967-20212022-4-1
Technical requirements for basic cloud platform of IPv4-IPv6 service interoperabilit exchange center based on cloud computing technologyYD/T 3971-20212022-4-1
Technical Specifications for Core Network of 5G DigitalCellular Mobile Communication EngineeringYD/T 5263-20212022-4-1
Parallel active optical cable tr ansce iver-Part 5:400Gb/s AOCYD/T 2796.5-20212022-4-1
Test specification for micro modular data centerYD/T 3984-20212022-4-1
Technical requirements and test methods for cold plate liquid cooling server system of data centerYD/T 3980-20212022-4-1
Basic security of IoT - Classification management specification for security of IoT cardYD/T 3947-20212022-4-1
Technical requirements and test methods for immersion liquid cooling server system of data centerYD/T 3979-20212022-4-1
Technical requirements of ethernet source address validation improvement for DHCPv4YD/T 3995-20212022-4-1
Test method for access network equipment N*25Gbit/s WDM-PON in 5G front haulYD/T 3959-20212022-4-1
General technical requir ements of 5G core network edge computingYD/T 3962-20212022-4-1
Technical requirements of ethernet source address validation improvement for mixed address assignment methods scenarioYD/T 3997-20212022-4-1
Broadband customer intelligent gateway based on public telecommunication network-Part 7: Technical requirements for enterprise intelligent gatewayYD/T 3421.7-20212022-4-1
Web vulnerability classification and definition guidelineYD/T 3955-20212022-4-1
General technical requirements for Software Defined Optical Transport Network( SDOTN )YD/T 3966-20212022-4-1
Cloud computing business data reporting interface specificationYD/T 3991-20212022-4-1
LTE-based vehicular communication ——Technical requirement of security certificate management system (Exposure draft)YD/T 3957-20212022-4-1
Technical requi rements for secur ity detection tools of video monitor ing system in informat ion and commun i cat ion i ndustryYD/T 3952-20212022-4-1
Cloud user data protection capability reference frameworkYD/T 3954-20212022-4-1
Test methods for Flexible Ethernet (FlexE) interface of linkYD/T 3992-20212022-4-1
Technical requirements for domain name system of IPv4-IPv6 serviceinteroperability exchange center based on cloud computing technologyYD/T 3968-20212022-4-1
Technical requirements and test methods for power usage efficiency of liquid cooling server system of data centerYD/T 3983-20212022-4-1
5G network slicing technica I requirements for end- to- -end forward ing and control plane interworking based on SPN transport networkYD/T 3974-20212022-4-1
5G Messaging Servicess-Terminal technical requirementsYD/T 3961-20212022-4-1
Technical requirements of IPv4-IPv6 service interoperability exchange center based on cloud computing technologyYD/T 3969-20212022-4-1
Technical requirements and test methods for spray liquid cooling server system of data centerYD/T 3981-20212022-4-1
Security technical specification for instant message service on rich communication (suite)serviceYD/T 3953-20212022-4-1
The requirements for enhanced V2X application layer data interactionYD/T 3977-20212022-4-1
Testing method for basic cloud platform of IPv4-IPv6 service interoperability exchange center based on cloud computing technologyYD/T 3972-20212022-4-1
5G network slicing technical requi rements for End-to-End interworki ng based on IP bearer networkYD/T 3975-20212022-4-1
Technical requirements for flexible Ethernet (FlexE) interface and linkYD/T 3965-20212022-4-1
5G mobile te lecommunicat i on network technical requi r ement for enhanc ing topology of SMF and UPFYD/T 3976-20212022-4-1
Technical Specifications for Information Communication Network Function Virtualization(NFV) Engineering YD/T 5258-20212022-4-1
The interface co-processing for card of IoT security management platformYD/T 3950-20212022-4-1
Technical requirement framework for ethernet source address validation improvementYD/T 3999-20212022-4-1
5G Messaging Services-Terminal test methodsYD/T 3958-20212022-4-1
High temperature valve-regulated lead acid batteries for telecommunicationsYD/T 2657-20212022-4-1
Secur ity assurance requi r ement for mobi le network product class of Evo Ived Packet System (EPS) - Mobility Management Entity (MME)YD/T 3948-20212022-4-1
Technical requirements for security capability of smart mobile terminalYD/T 2407-20212022-4-1
Cloud user data protection capability assessment method part 1: public cloudsYD/T 3797.1-20212022-4-1
5G Messaging Services-General technical requirementsYD/T 3989-20212022-4-1
Test methods of Primary Reference T ime Clock (PRTC) equ i pmentYD/T 3993-20212022-4-1
Technical requirements of management information base for source address validation in ethernet access networkYD/T 3998-20212022-4-1
The specification of telecommunication networks and Internet data securityYD/T 3956-20212022-4-1
Technical requirements for SDN based broadband access network OLTYD/T 3963-20212022-4-1
Technical requirements of ethernet source address validation improvement for DHCPv6YD/T 3996-20212022-4-1
Test Methods for Interface between UE and Trunking Core Network of LTE based Broadband Trunk ing Communication (B-TrunC) System (Phase 2)YD/T 3994-20212022-4-1
Technical requirements for metro Nx400Gbit/s Wavelength Division Multiplexing(WDM) systemsYD/T 3964-20212022-4-1
The interface specification for card of loT security management platformYD/T 3951-20212022-4-1
Test method for broadband customer gateway virtualization based on public telecommunication network -Part1 : Physical gatewayYD/T 3960.1-20212022-4-1
Capability requirements of edge node management solution based on cloud edge collaborationYD/T 3987-20212022-4-1
Trust capability requirements of Internet edge cloud servicesYD/T 3986-20212022-4-1
Test method of core network for Cel lular Nar r owBand Access of Internet of Things (NB- loT) Phase 2YD/T 4000-20212022-4-1
The security manage requirements for card of loTYD/T 3949-20212022-4-1
Data exchange standard for high level automated driving vehicle based on cooperative intelligent transportation systemYD/T 3978-20212022-4-1
Global management framework of distributed cloudYD/T 3985-20212022-4-1
Techenical specification on network funcation virtualization ochestrater (NFVO)service flowYD/T 3939-20212021-11-1
Evaluation method for artificial intelligence chip benchmarkYD/T 3944-20212021-11-1
Cloud computing compatibility test method part 1: chip and operating systemYD/T 3943.1-20212021-11-1
General technical requirements for Ka- -band vehicle mounted satell ite commun icat ions earth station under stationary usingYD/T 3933-20212021-11-1
The technical requirements and testing methods of battery shared management equipment used for communication base stationYD/T 3946-20212021-11-1
General technical requirements for Ka-band vehicle mounted satell ite communications earth stat ion under mobi le us ingYD/T 3934-20212021-11-1
Technical requirements of infrastructure service platform for government cloudYD/T 3942-20212021-11-1
Technical requirements and testing methods of IoT A- -GNSS for user pl aneYD/T 3937-20212021-11-1
CDN technical specification for virtual reality media serviceYD/T 3941-20212021-11-1
Intelligent optical distr ibution network- Technica | requi r ements for intell igent door access control- -Part 3: Intelligent door access control management termina | and app | icationYD/T 3692.3-20212021-11-1
Single fiber Bi-Directional (BiDi) optical transceiver module- -Part 3:50Gb/sYD/T 2759.3-20212021-11-1
Performance requirement and measurement method for MIMO antenna terminal Part 1：LTE wireless terminalYD/T 2869.1-20212021-11-1
Genera | technical requirements for high precision posit ioning based on mobil e communicat ion networkYD/T 3936-20212021-11-1
Measurement method for radiated RF power and receiver performance of wireless device Part 6: LTE wireless YD/T 1484.6-20212021-11-1
Technical specification on network function virtualization orchestrator(NFVO)service templatesYD/T 3940-20212021-11-1
Conformance test methods for mult imode Dua I-Card Multi-Standby user equipment of LTE/CDMA/TD-SCDMA/WCDMA/ GSM (GPRS)YD/T 3932-20212021-11-1
Product standard to demonstrate the compliance of wireless communication devices with the basic restrictions and exposure limit values related to human exposure to electromagnetic fields Part 3: Wearable deviceYD/T 3935.3-20212021-11-1
400Gb/s phase modulation tr ansce iver module-Part 2:1 X 400Gb/sYD/T 3539.2-20212021-11-1
Techenical specification on network function virtualization ochestrator(NFVO)generic requirementsYD/T 3938-20212021-11-1
On-board optics specification-Part1: NX 50Gb/sYD/T 3945.1-20212021-11-1
Single fiber Bi-Directional (BiDi) optical transceiver- Part 2: 25Gb/sYD/T 2759.2-20202021-10-1
Enterprise-level technique requirements for network security situation awareness systemYD/T 3734-20202021-10-1
Technical requirements of embedded UICC remote management platform ( PhaseI)YD/T 2926-20212021-10-1
Technical requirements of services for new generic top level domain:zone file accessYD/T 3875-20212021-7-1
Test specifications for information exchange interface of Internet basic resource monitor management system- Part 6: Content delivery networkYD/T 3928.6-20212021-7-1
Technical requirements of St/Gx interface of service chaining of evolved mobile packet core networkYD/T 3869-20212021-7-1
5G digital cellular mobile telecommunication network-Technical specification of sub 6GHz gNB equipment (Phase 1)YD/T 3929-20212021-7-1
Requirements for telecommunications smart maintenance-Part 3: Information model for smart maintenanceYD/T 3888.3-20212021-7-1
Domain registry grace period mapping for the extensible provisioning protocol (EPP)YD/T 3878-20212021-7-1
Domain name system (DNS) security extensions mapping for the extensible provisioning protocol (EPP)YD/T 3927-20212021-7-1
Equipment test method of service chaining of evolved mobile packet core networkYD/T 3871-20212021-7-1
Vehicle emergency call system based on public telecommunication network -Requirements and architectureYD/T 3909-20212021-7-1
Technical requirements for user centralized authentication and data local forwarding of public wireless LANYD/T 3921-20212021-7-1
Capability requirements of the interconnection service between virtual private Cloud and local computing environmentYD/T 3892-20212021-7-1
Technical requirements of services for new generic top level domain: launch phase mapping for the extensibleprovisioning protocol (EPP)YD/T 3877-20212021-7-1
Network functions virtualisation (NFV) configuration management technical requirementYD/T 3896-20212021-7-1
The technical requirements for content distribution network functional architectureYD/T 3882-20212021-7-1
Test specification of internet service quality monitoring systemYD/T 3873-20212021-7-1
Test method for equipments supporting source address validation with multiple co-exist address assignmentYD/T 3884-20212021-7-1
Vehicle emergency call system based on public telecommunication network 一Technical requirements and test method of the vehicle emergency rescue platformYD/T 3910-20212021-7-1
Environmental Testing for Telecommunication Equipment - wind Load TestYD/T 3893-20212021-7-1
General Technical Requirements of Rich Communication Suite(RCS)Services Interworking Between Different Operators (Phase II)YD/T 3911-20212021-7-1
Requirements for telecommunications smart maintenance —Part 2 : Smart maintenance support systemYD/T 3888.2-20212021-7-1
Cloud computing services customer trust system capability requirements -part7 : physical cloud hostYD/T 3764.7-20212021-7-1
Technical requirement for multi-clouds management platform based on cloud computingYD/T 3890-20212021-7-1
Technica | r equirements for user equipment of LTE digital cellular mobile telecommunicat ion network (Phase 4)YD/T 3922-20212021-7-1
Technical specification of optical transceiver module for xPON—Part10: Opticaltransceiver module for integrating GPON and XGS-PON OLT optical transceiver module for integrating GPON and XGS-PON OLTYD/T 1688.10-20212021-7-1
Technical requirement for IPTV digital right management system part 2- Security level requirementsYD/T 3866.2-20212021-7-1
Technical Requirements and Test Method for Power Adapter and charging/Data. Port /of Mobile Telecommunication Terminal Equi pmentYD/T 1591-20212021-7-1
The technical requirements for content distribution network content routingYD/T 3883-20212021-7-1
Technical requirements of packet enhanced Optical Transport Network (OTN) equipmentYD/T 2484-20212021-7-1
Technical requirements of services for new generic top level domain registry data escrowYD/T 3879-20212021-7-1
Technical requirements for management of telecommunication operation and maintenance dataYD/T 3906-20212021-7-1
Technical requirements of Yang Data Model for BGP ProtocolYD/T 3901-20212021-7-1
Test method for access network equipment——Wavelength-routed WDM-PONYD/T 3917-20212021-7-1
The External Circuit Breaker for Surge Protective Devices Used in Telecommunication Stations/SitesYD/T 3894-20212021-7-1
5G digital cellular mobile telecommunication network-Test method of sub 6GHz gNB equipment ( Phase1 )YD/T 3930-20212021-7-1
Requirements for telecommunications smart maintenance ——Part 1 : Basic principlesYD/T 3888.1-20212021-7-1
Technical requirements for playing status reporting interface between video application and video severYD/T 3904-20212021-7-1
The capability maturity model of devops—Part 6 : security risk managementYD/T 3763.6-20212021-7-1
Technical requirement for VxLAN in Access networkYD/T 3913-20212021-7-1
Inversion equipment for telecommunicationsYD/T 777-20212021-7-1
Technical requirements of services for new generic top level domain: format and content for registry operator monthly reportingYD/T 3880-20212021-7-1
Technical requirements of services for new generic top level domain: trademark clearing house functional specificationsYD/T 3876-20212021-7-1
Broadband customer intelligent gateway based public telecommunication network -Part 10: wireless mesh networking technical requirementsYD/T 3421.10-20212021-7-1
Test methods for interfaces in intelligent optical distribution network一Part 22: Interfacebased on socket between network infrastructure and intelligent ODN management systemYD/T 3287.22-20212021-7-1
Technical requirements and test methods for EPON/GPON aggregation and reach extension equipmentYD/T 3919-20212021-7-1
Test Method of Rich Communication Suite (RCS) Services Interworking Between Different Operators (Phase II)YD/T 3912-20212021-7-1
Identification guide of key data for telecom operatorsYD/T 3867-20212021-7-1
Test methods for VXLAN of data center switchesYD/T 3885-20212021-7-1
Technical requirements for management and assurance of VIP customer -Part 1: Basic principlesYD/T 3887.1-20212021-7-1
Capability requirements of the interconnection service between different virtual private cloudsYD/T 3891-20212021-7-1
Technical requirement framework for IP source address validationYD/T 3900-20212021-7-1
TD-LTE digital cellular mobile te lecommuni cat ion network- Technical requirement of eNodeB equ ipment (Phase4)YD/T 3923-20212021-7-1
Test method for access network equipment——10Gbit/s symmetric passive optica1l network (XGS-PON)YD/T 3916-20212021-7-1
Test method of St/Gx interface of service chaining of evolved mobile packet core networkYD/T 3870-20212021-7-1
Technical specification of internet service monitoring system interfaceYD/T 3872-20212021-7-1
LTE FDD digital cellular mobile telecommunicat i on network-Technical requirement of eNodeB equipment (Phase4)YD/T 3925-20212021-7-1
Delay-Tolerant Networking ArchitectureYD/T 3881-20212021-7-1
Technical requirements and test methods for typical scenes of data center lossless networkYD/T 3902-20212021-7-1
Li4Ti5012 battery system for telecommunicationsYD/T 3895-20212021-7-1
Common technical requirements and test methods for mobile satellite service terminalYD/T 3908-20212021-7-1
Technical requirements of services for new generic top level domain bulk registration data accessYD/T 3874-20212021-7-1
Key components and modules for Quantum Key Distribution (QKD) based on BB84 protocol - part 3 : Quantum Random Number Generator (QRNG)YD/T 3907.3-20212021-7-1
Technical requirements for access network-Interoperability of 10-Gigabit-capable passive optical networks (XG-PON)YD/T 3915-20212021-7-1
TD-LTE digital cellular mobile te I ecommunicat ion network- Test method of eNodeB equi pment (Phase4)YD/T 3924-20212021-7-1
The technical requirement of open capability of multicast for video service -system architectureYD/T 3886-20212021-7-1
Test methods for security capability of smart mobile terminalYD/T 2408-20212021-7-1
Test methods for VxLAN in access networkYD/T 3914-20212021-7-1
Technical requirements of Delay Tolerant Networking Licklider Transmission ProtocolYD/T 3899-20212021-7-1
LTE FDD digital cellular mobile te lecommunicati on network- Test method of eNodeB equi pment (Phase4)YD/T 3926-20212021-7-1
Test methods for access network Optical Line Terminal (OLT) supporting network slicingYD/T 3918-20212021-7-1
Techinical requirements for content distribution (delivery) network- content provider side interfaceYD/T 3903-20212021-7-1
Network functions virtualisation (NFV) lifecycle management technical specificationYD/T 3897-20212021-7-1
Telecom data service platform part 8: user management requirementsYD/T 3758.8-20212021-7-1
General technical requirements of service chaining of evolved mobile packet core networkYD/T 3868-20212021-7-1
Technical requirements of software defined packet transport network controllerYD/T 3920-20212021-7-1
Specification for data security protection of industrial internetYD/T 3865-20212021-7-1
Technical specification on audio-video codec technology for IPTV serviceYD/T 3889-20212021-7-1
Technical requirements of Delay Tolerant Networking Bundle ProtocolYD/T 3898-20212021-7-1
Framework of blockchain of things as decentralized service platformYD/T 3905-20212021-7-1
Technical requi rment of LTE_ digital cellular mobile te lecommunication network of enhanced MTC core network equ i pmentYD/T 3859-20212021-4-1
Testing method for antenna measurement fieldsYD/T 3182-20212021-4-1
Integrated coherent transmit- receive opt ical sub-assemb ly-Part 1: 100Gb/sYD/T 3831.1-20212021-4-1
The corporate social responsibility in information and communication industry management systems--RequirementsYD/T 3836-20212021-4-1
Test method for wlan equipments supporting source address validationYD/T 3819-20212021-4-1
Test Method of sidelink-enabled road side unit for LTE-based vehicular communication (Exposure draft)YD/T 3847-20212021-4-1
Application management requirements for interface of industrial InternetYD/T 3844-20212021-4-1
Acceptance specifications for Mobile Multimedia Messaging service Center EngineeringYD/T 5159-20212021-4-1
Technical specifications for information exchange interface of Internet basic resource monitor management system - Part 5: ICP websiteYD/T 3846.5-20212021-4-1
Distribution equipments of 240V/336V direct current power supply for telecommunicationYD/T 2555-20212021-4-1
Technical requirements of Pr imary Reference Time CI ock (PRTC)equ i pmentYD/T 3841-20212021-4-1
200Gb/s phase modulation transce iver module-Part 3:DP-1 6QAMYD/T 3830.3-20212021-4-1
Test specification for hard-drive of internet applicationYD/T 3825-20212021-4-1
Supervision Specifications for Communication Private Premise EngineeringYD/T 5073-20212021-4-1
Design Specifications for LTE based Broadband Trunking Communication EngineeringYD/T 5246-20212021-4-1
Test methods for Internet network and service qualityYD/T 1642-20202021-4-1
Test method for Software defined Packet Transport Network (SPTN) YD/T 3842-20212021-4-1
Technical requirements for Software Defined Optical Transport Network (SDOTN)network service interfaces based on Abstraction and Control of Traffic Engineering Networks (ACTN)YD/T 3828-20212021-4-1
The technical requirements of Content delivery network business statisticsYD/T 3822-20212021-4-1
The technical requirement of open capability of multicast for video service interfaces and protocolsYD/T 3821-20212021-4-1
Test specification for SSD of internet applicationYD/T 3824-20212021-4-1
Evaluation system for the corporate social responsibility in information and communication industryYD/T 3837-20212021-4-1
Supervision Specifications forCommunication Cable Line EngineeringYD/T 5123-20212021-4-1
Lightweight self-supporting optical fibre cables for outdoor application for telecommunicationYD/T 1999-20212021-4-1
Supervision Specifications for Mobile Communication Repeater Installation EngineeringYD/T 5250-20212021-4-1
Technical specifications for information exchange interface of Internet basic resource monitor management system - Part 6: IP addressYD/T 3846.6-20212021-4-1
Technical requirements of ethernet source address validation improvement for wlanYD/T 3818-20212021-4-1
Virtualization of broadband customer gateway based on public telecommunication network——Part 4:Technical requirements for physical business gatewayYD/T 3420.4-20212021-4-1
Broadband customer intelligent gateway based on public telecommunication network- -Part 8: Technical requirements for intelligent home networking deviceYD/T 3421.8-20212021-4-1
Accessories for installation of radio-frequency coaxial cable-part 1:feeder clampsYD/T 2339.1-20212021-4-1
Test Method of terminal for LTE-based vehicular communication (Exposure draft)YD/T 3848-20212021-4-1
Technical specifications for supervise information exchange interface of Internet basic resource monitor management system - Part 5: Content delivery networkYD/T 3845.5-20212021-4-1
Technical requirement for Internet network and service qualityYD/T 1641-20202021-4-1
Technical specifications for supervise information exchange interface of Internet basic resource monitor management system - Part 3: Domain name recursive resolutionYD/T 3845.3-20212021-4-1
Technica | requi rements of security of LTE based Br oadband Trunk ing Communication (B-TrunC) system (Phase 2)YD/T 3840-20212021-4-1
Intelligent optical distribution network interface requirements—Part 6: Interface between intelligent management APP and intelligent portable toolYD/T 2896.6-20212021-4-1
Test methods for Quantum Key Distribution (QKD) system -Partl: Decoy state BB84 protocol QKD systemYD/T 3835.1-20212021-4-1
Technical specifications for information exchange interface of Internet basic resource monitor management system- Part 1 : Domain name registration serviceYD/T 3846.1-20212021-4-1
Test methods for inter face between trunking core network and di spatcher of LTE based Broadband Trunk ing Commun icat ion (B-TrunC) system (Phase 2)YD/T 3857-20212021-4-1
Technical requirements for quantum key distribution (QKD) system -Part1: Decoy state BB84 protocol QKD systemYD/T 3834.1-20212021-4-1
Intelligent heat exchanger for telecommunication stations/sitesYD/T 1968-20212021-4-1
Components and materials for fiber-to-the-home installation-Part 4: Components for aerial installationYD/T 3132.4-20212021-4-1
The implementation requirements of information security evaluation of new technology and services on InternetYD/T 3738-20202021-4-1
Technical specifications for supervise information exchange interface of Internet basic resource monitor management system - Part 1 : Domain name registration and management serviceYD/T 3845.1-20212021-4-1
Technical Specifications for Multifunctional Steel Pole Engineering of Micro Communication Base StationYD/T 5248-20212021-4-1
Technical Specifications for Narrow Band Internet of Things of Mobile Network EngineeringYD/T 5254-20212021-4-1
Technical requirements of LTE digital cellular mobile te lecommunicat ion network of Ded icated Core Network (DCN) equ i pmentYD/T 3861-20212021-4-1
RF test methods for 1447MHz~1467 MHz Band broadband digital trunked network system base stationYD/T 3864-20212021-4-1
Technical requi rements for interface between trunking eNB and trunking core network of LTE based Broadband Trunk ing Communi cat ion (B- TrunC) system (Phase 2)YD/T 3852-20212021-4-1
Enhanced SFP transce iver (SFP+) used in communication- -Part 3:Tunable 10Gb/sYD/T 3125.3-20212021-4-1
Technical requirement for LTE based Broadband Trunk ing Commun i cat ion (B-TrunC) system (Phase 2)YD/T 3839-20212021-4-1
Optical and electrical hybrid cables for radio communication small cellYD/T 3833-20212021-4-1
Technical requirements of interface between trunking core networks of LTE based broadband trunk ing commun icat ion (B- TrunC) system (Phase 2)YD/T 3853-20212021-4-1
The capability maturity model of devops part 8: system and tools technical requirementYD/T 3763.8-20212021-4-1
Acceptance Specifications of Structure Engineer for Mobile Communication Steel Tower and MastYD/T 5132-20212021-4-1
Technical specifications for supervise information exchange interface of Internet basic resource monitor management system - Part 2: Domain name authoritative resolutionYD/T 3845.2-20212021-4-1
Test methods for evolved mobile packet core network equipment -Part 1: E一UTRAN accessYD/T 2629.1-20212021-4-1
Acceptance Specifications for Broadband IP Metro Area Network EngineeringYD/T 5181-20212021-4-1
Detailed regulatioms of geea plant asnent for ommumnications manufacturing idustryYD/T 3838-20212021-4-1
Technical specifications for information exchange interface of Internet basicresource monitor management system - Part 3: Domain name authoritative resolutionYD/T 3846.3-20212021-4-1
Test method of LTE digital cellular mobile telecommunication network of enhanced MTC core network equipmentYD/T 3860-20212021-4-1
Supervision Specifications for Broadband lP Metro Area Network EngineeringYD/T 5247-20212021-4-1
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