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    YD/T 2305-2011 Technical requirement for interfaces of instant communication and voice communication for unified communications

    China Telecommunication - YD Standards

    YD/T 907-2011 Arrangement of digits, letters and symbols on telephones and other devices that can be used for gaining access to a telephone network

    China Telecommunication - YD Standards

    YD/T 1780.1-2011 Test method for user equipment of 2GHz TD-SCDMA digital cellular mobile communication network. Protocol conformance (Supplement)

    China Telecommunication - YD Standards

    YD/T 2267-2011 Operable and manageable peer to peer network technical architecture

    China Telecommunication - YD Standards

    YD/T 2284-2011 Optic fiber ribbon for terminated optical assemblies

    China Telecommunication - YD Standards

    YD/T 2149.2-2011 Technical requirements for optical transport network (OTN) management. Part 2: NMS function

    China Telecommunication - YD Standards

    YD/T 2149.3-2011 Technical requirements for optical transport network (OIN) management. Part 3: EMS-NMS interlace function

    China Telecommunication - YD Standards

    YD/T 2301.1-2011 Information and communications convergence services specification in SMEs. Part 1: Service requirements

    China Telecommunication - YD Standards

    YD/T 2253-2011 Communication security specification of soft switch-based network

    China Telecommunication - YD Standards

    YD/T 2317.3-2011 MPLS multicast technical specification. Part 3: Technical specification for point-to-multipoint and multipoint-to-multipoint label switched paths based on label distribution protocol

    China Telecommunication - YD Standards

    YD/T 2266-2011 Application scenarios and general requirements for operable and manageable peer to peer network services

    China Telecommunication - YD Standards

    YD/T 2300-2011 eXtensible access control markup language (XACML 2.0)

    China Telecommunication - YD Standards

    YD/T 2293-2011 Testing method of proxy call control function (P-CSCF) of the unified IMS (Release 1)

    China Telecommunication - YD Standards

    YD/T 1796-2011 2GHz TD-SCDMA digital cellular mobile telecommunication network MBMS system (TD-MBMS) test method of RAN equipment (phase 1)

    China Telecommunication - YD Standards

    YD/T 1781.4-2011 2GHz TD-SCDMA digital cellular mobile telecommunication network MBMS general technical requirements (Phase 1). Part 4: ASN.1 of RRC

    China Telecommunication - YD Standards

    YD/T 1724.6-2011 2GHz TD-SCDMA digital cellular mobile telecommunication network. HSDPA Iub interface technical requirement. Part 6: user plane protocols for CCH data streams

    China Telecommunication - YD Standards

    YD/T 2205-2011 Test method for 800MHz/2GHz CDMA2000 digital cellular mobile telecommunication network. High rate packet data (Phase 3) equipment. Access terminal

    China Telecommunication - YD Standards

    YD/T 2225-2011 Test methods for 900/1800MHz TDMA digital cellular mobile telecommunication network analog repeater network management interface

    China Telecommunication - YD Standards

    YD/T 2208-2011 Technical requirement for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network. Broadcast-multicast service (Phase 2) equipment. Access terminal

    China Telecommunication - YD Standards

    YD/T 2230-2011 Test methods for 2GHz WCDMA digital cellular mobile telecommunication network analog repeater network management interface

    China Telecommunication - YD Standards

    YD/T 2239-2011 Security protection requirements for value added service network (instant messaging system)

    China Telecommunication - YD Standards

    YD/T 1781.1-2011 2GHz TD-SCDMA digital cellular mobile telecommunication network. MBMS general technical requirements (phase 1). Part 1: System requirements

    China Telecommunication - YD Standards

    YD/T 2251-2011 National network security emergency responsing platform interface specification for security information access

    China Telecommunication - YD Standards

    YD/T 1484-2011 Measurement method for radiated RF power and receiver performance of mobile stations

    China Telecommunication - YD Standards

    YD/T 2019.2-2011 Test method for broadband customer network equipment based on public telecommunication network. Part 2: Enterprise gateway

    China Telecommunication - YD Standards

    YD/T 2276-2011 Technical requirements for access network EPON/GPON systems bearing TDM service

    China Telecommunication - YD Standards

    YD/T 2320-2011 Copper clad aluminum power wires for communications

    China Telecommunication - YD Standards

    YD/T 2317.2-2011 MPLS multicast technical specification. Part 2: Technical specification for point-to-multipoint TE label switched paths based on RSVP-TE protocol

    China Telecommunication - YD Standards

    YD/T 1949.4-2011 Technical requirements for access network – Gigabit-capable passive optical network(GPON). Part4:ONT management and control interface requirements

    China Telecommunication - YD Standards

    YD/T 2217-2011 Technical requirements for 2GHz WCDMA digital cellular mobile communication network user equipment (phase 4). High speed packet access (HSPA)

    China Telecommunication - YD Standards

    YD/T 2232-2011 Technical requirements for CDMA2000 digital cellular mobile telecommunication network location service equipments on user plane

    China Telecommunication - YD Standards

    YD/T 1781.2-2011 2GHz TD-SCDMA digital cellular mobile telecommunication network MBMS general technical requirements(Phase 1). Part 2: ASN.1 of RRC

    China Telecommunication - YD Standards

    YD/T 2290-2011 Technical requirements for interworking between unified IMS and softswitch

    China Telecommunication - YD Standards

    YD/T 2316-2011 Technical requirements of network management system for Layer 2 VPN service based on LDP

    China Telecommunication - YD Standards

    YD/T 2314-2011 Technique requirement of encapsulation methods for transport of ethernet over MPLS networks

    China Telecommunication - YD Standards

    YD/T 2313-2011 Definitions, symbols and commands for information acoessibdity

    China Telecommunication - YD Standards

    YD/T 2275-2011 Technical requirements for access network. Subscriber access loop (port) identification in broadband access networks

    China Telecommunication - YD Standards

    YD/T 2241-2011 Security protection requirements for WAP gateway system

    China Telecommunication - YD Standards

    YD/T 1538-2011 Audio performance of digital mobile terminal technical requirements and test methods

    China Telecommunication - YD Standards

    YD/T 814.5-2011 Closure for optical cable. Part 5: Closure for deep water submarine optical fibre cables

    China Telecommunication - YD Standards

    YD/T 2220-2011 Technical requirement and test method of WCDMA/GSM (GPRS) dual mode digital mobile user equipment (Phase 4)

    China Telecommunication - YD Standards

    YD/T 2280-2011 Technical requirements based on terminal power over ethernet(TPoE)for access network equipment

    China Telecommunication - YD Standards

    YD/T 2213-2011 Test methods for broadcast multicast services (BCMCS) A interface in 800MHz/2GHz CDMA2000 digital cellular mobile communication network (Phase 2)

    China Telecommunication - YD Standards

    YD/T 1725-2011 2GHz TD-SCDMA digital cellular mobile telecommunication network test method for lub interface supporting HSDPA

    China Telecommunication - YD Standards

    YD/T 2292-2011 Test method of interrogating/serving call control function (I-CSCF/S-CSCF) of the unified IMS (Release 1)

    China Telecommunication - YD Standards

    YD/T 2244-2011 Security protection test requirements for information service system of telecom network and internet

    China Telecommunication - YD Standards

    YD/T 2134.2-2011 Statistical indicators for internet services. Part 2: Metrics for video playback services

    China Telecommunication - YD Standards

    YD/T 1723-2011 2GHz TD-SCDMA digital cellular mobile telecommunication network. HSDPA Uu interface RRC technical requirement

    China Telecommunication - YD Standards

    YD/T 2233-2011 Test methods for CDMA2000 digital cellular mobile telecommunication network location service system on user plane

    China Telecommunication - YD Standards

    YD/T 2312-2011 Measurement methods and parameters for energy saving in cordless

    China Telecommunication - YD Standards

    YD/T 2218.2-2011 Test method for 2GHz WCDMA digital cellular mobile communication network user equipment (phase 4). Part 2: Nefinrork compatibility test of high speed packet access (HSPA)

    China Telecommunication - YD Standards

    YD/T 1721.5-2011 2GHz TD-SCDMA digital cellular mobile telecommunication network. HSDPA physical layer technical requirement. Part 5: Physical layer procedure

    China Telecommunication - YD Standards

    YD/T 2271-2011 DPI linkage requirements and system architecture

    China Telecommunication - YD Standards

    YD/T 1721.2-2011 2GHz TD-SCDMA digital cellular mobile telecommunication network. HSDPA physical layer technical requirement. Part 2: Physical channels and mapping of transport channels onto physical channels

    China Telecommunication - YD Standards

    YD/T 2317.1-2011 MPLS multicast technical specification. Part 1: Technical requirements for IP multicast in a multi-protocol label switching environment

    China Telecommunication - YD Standards

    YD/T 2318-2011 Technical requirements and test methods of the integrated air conditioner with fresh air cooling for BTS

    China Telecommunication - YD Standards

    YD/T 1688.4-2011 Technical specification of optical transceiver module for xPON. Part 4: Optical transceiver module for 10G EPON OLT/ONU

    China Telecommunication - YD Standards

    YD/T 2229-2011 Test methods for 800MHz/2GHz CDMA2000 digital cellular mobile telecommunication network analog repeater network management interface

    China Telecommunication - YD Standards

    YD/T 1782-2011 2GHz TD-SCDMA digital cellular mobile telecommunication network MBMS system-technical requirement of RAN equipment (phase 1)

    China Telecommunication - YD Standards

    YD/T 2238-2011 Categorization based content screening service technical requirements

    China Telecommunication - YD Standards

    YD/T 2234-2011 Technique requirements for CDMA2000 digital cellular mobile telecommunication network location service terminal on user plane

    China Telecommunication - YD Standards

    YD/T 2298-2011 Service flows distribution and handoff management technique based on MIPv6

    China Telecommunication - YD Standards

    YD/T 1948.5-2011 Technical requirement of Ethernet over transport network. Part 5: Ethernet private line service and Ethernet virtual private line service

    China Telecommunication - YD Standards

    YD/T 1719-2011 2GHz TD-SCDMA digital cellular mobile telecommunication network. Technical requirements of HSDPA RAN

    China Telecommunication - YD Standards

    YD/T 2326-2011 Test method of interworking devices for softswitch network

    China Telecommunication - YD Standards

    YD/T 2324-2011 Technical specification and test methods for lightning protection of radio base stations

    China Telecommunication - YD Standards

    YD/T 2317.4-2011 MPLS multicast technical specification. Part 4: Technical requirement for service interface between MPLS multicast and multicast virtual private network

    China Telecommunication - YD Standards

    YD/T 2295-2011 Technical requirements of services based on the unified IMS. Click to dial service (Release 1)

    China Telecommunication - YD Standards

    YD/T 2319-2011 Technical requirements and test methods for network cabinet of data equipments

    China Telecommunication - YD Standards

    YD/T 2204-2011 Technical requirement for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network. High rate packet data (Phase 3) equipment. Access terminal

    China Telecommunication - YD Standards

    YD/T 2202-2011 Technical Requirement for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network. High rate packet data (Phase 3) equipment. Access network (AN)

    China Telecommunication - YD Standards

    YD/T 2201-2011 Test method for TD-SCDMA digital cellular mobile communication network supporting extended bands

    China Telecommunication - YD Standards

    YD/T 2219-2011 General requirements for telecommunication network operation and maintenance enterprise

    China Telecommunication - YD Standards

    YD/T 2122-2011 2GHz TD-SCDMA digital cell mobile communications network OMC-R measurement report technical specification

    China Telecommunication - YD Standards

    YD/T 2294-2011 Testing method of home subscriber server(HSS)of the unified IMS (Release 1)

    China Telecommunication - YD Standards

    YD/T 778-2011 Optical fiber distribution frame

    China Telecommunication - YD Standards

    YD/T 2237-2011 Technical requirements and test method for Ultra WideBand (UWB) equipments

    China Telecommunication - YD Standards

    YD/T 2226-2011 Technical requirements for 2GHz TD-SCDM digital cellular mobile telecommuncation network analog repeater network management interface

    China Telecommunication - YD Standards

    YD/T 2308-2011 Transmission performance requirements and test methods for narrowband voice communication devices in vehicle

    China Telecommunication - YD Standards

    YD/T 1720-2011 2GHz TD-SCDMA digital cellular mobile telecommunication network. Testing method of HSDPA RAN

    China Telecommunication - YD Standards

    YD/T 2321-2011 Technical requirements and testing methods for converting mode solar power controller for telecommunications

    China Telecommunication - YD Standards

    YD/T 2323-2011 Low-voltage parallel active power filter for telecommunications

    China Telecommunication - YD Standards

    YD/T 1779-2011 Test method of TD-SCDMA/GSM (GPRS) dual mode digital mobile station (dual mode TYPE 2)

    China Telecommunication - YD Standards

    YD/T 1778-2011 Technical requirement of TD-SCDMA/GSM (GPRS) dual mode digital mobile station (dual mode TYPE 2)

    China Telecommunication - YD Standards

    YD/T 2228-2011 Technical requirements for 800MHzl2GHz CDMA2000 digital cellular mobile telecommunication network analog repeater network management interface

    China Telecommunication - YD Standards

    YD/T 1292-2011 Technical requirements for media gateway control protocol based on H.248

    China Telecommunication - YD Standards

    YD/T 719-2011 Objective measurement method of loudness rating

    China Telecommunication - YD Standards

    GB/T 1288-2011 Chemical reagent - Potassium sodium tartrate tetrahydrate

    China National - YD Standards

    GB/T 14627-2011 Hydraulic hoister

    China National - YD Standards

    GB/T 26490-2011 Methods for measuring super hydrophobicity of nanomaterials

    China National - YD Standards

    GB/T 5158.3-2011 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen

    China National - YD Standards

    GB/T 1271-2011 Chemical reagent - Potassium fluoride dihydrate

    China National - YD Standards

    GB/T 12688.5-2011 Test method of styrene for industrial use - Part 5:Determination of content of total aldehydes - Titrimetric method

    China National - YD Standards

    GB/T 12688.1-2011 Test method of styrene for industrial use - Part 1: Determination of purity and hydrocarbon impurities - Gas chromotography

    China National - YD Standards

    GB/T 4698.15-2011 Methods for chemical analysis of titanium sponge,titanium and titanium alloys - Determination of hydrogen content

    China National - YD Standards

    GB/T 661-2011 Chemical reagent - Ammonium iron(II) sulfate hexahydrate

    China National - YD Standards

    GB/T 664-2011 Chemical reagent - Iron(Ⅱ)sulfate heptahydrate

    China National - YD Standards

    GB/T 620-2011 Chemical reagent - Hydrofluoric acid

    China National - YD Standards

    GB/T 26466-2011 Stationary flat steel ribbon wound vessels for storage of high pressure hydrogen

    China National - YD Standards

    GB/T 3683-2011 Rubber hoses and hose assemblies - Wire-braid-reinforced hydraulic types for oil-based or water-based fluids - Specification

    China National - YD Standards


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