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  •  China "YD" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    YD/T 1588.2-2006 Measurement methods for characteristics of optical fibre cable line. Part 2: Optical fibre splice loss

    China Telecommunication - YD Standards
    YD/T 1588.1-2006 Measurement methods for characteristics of optical fibre cable line. Part 1: Link attenuation

    China Telecommunication - YD Standards
    YD/T 1526.1-2006 Technical specifications of single fiber Bi-Directional Triplexer optical Transceiver for access network. Part 1: single fiber Bi-Directional Triplexer optical Transceiver for BPON ONU

    China Telecommunication - YD Standards
    YD/T 1525-2006 Testing Methods for Internet Filtering Device According to Domain Name and IP Address

    China Telecommunication - YD Standards
    YD/T 1524-2006 Technical Requirements for Internet Filtering According to Domain Name and IP Address

    China Telecommunication - YD Standards
    YD/T 1523-2006 Testing Methods to Session Initiation Protocol Server

    China Telecommunication - YD Standards
    YD/T 1522.3-2006 Technical Requirements for Session Initiation Protocol. Part 3: Interworking between ISUP and SIP

    China Telecommunication - YD Standards
    YD/T 1522.2-2006 Technical Requirements for Session Initiation Protocol Part 2: Applications about call control based on SIP

    China Telecommunication - YD Standards
    YD/T 1522.1-2006 Technical Requirements for Session Initiation Protocol. Part 1: Basic Session Initiation Protoc

    China Telecommunication - YD Standards
    YD/T 1521-2006 Testing Specification Routing Rrotocol Interoperability

    China Telecommunication - YD Standards
    YD/T 1520-2006 Interoperability Specification and test measurement for H.323 based VoIP accessing equipment

    China Telecommunication - YD Standards
    YD/T 1519-2006 Interoperability Specification and Test Measurement for VoIP Accessing Equipment based on MGCP

    China Telecommunication - YD Standards
    YD/T 1518-2006 Interoperability Specification and Test Measurement for VoIP Accessing Equipment Based H.248

    China Telecommunication - YD Standards
    YD/T 1517-2006 Testing Method for Intelligent Terminal Equipment based on IP:IP Telephone Terminal

    China Telecommunication - YD Standards
    YD/T 1516-2006 Technical Requirements for Interlligent Terminal Equipment based on IP:IP Telephone Terminal

    China Telecommunication - YD Standards
    YD/T 1515-2006 Technical Specification for IPv6 Routing Protocol. Intermediate System to Intermediate System Intra-domain Routing Information Exchange Protocol (IS-IS)for IPv6 Routing Protocol

    China Telecommunication - YD Standards
    YD/T 1514-2006 Distance Learning Communications Platform Technical Requirement for the System of User Access Authentication, Authorization and Accounting

    China Telecommunication - YD Standards
    YD/T 1513-2006 VSAT Satellite Communication Network/Systems Technical Requirement for the Rural Area

    China Telecommunication - YD Standards
    YD/T 1460.5-2006 Telecommunication microduct optical fibre cables and fibre units for installation by blowing. Part 5: Enhanced performance fibre units

    China Telecommunication - YD Standards
    YD/T 1460.4-2006 Telecommunication microduct optical fibre cables and fibre units for installation by blowing. Part 4: Microduct optical fibre cables

    China Telecommunication - YD Standards
    YD/T 1460.3-2006 Telecommunication microduct optical fibre cables and fibre units for installation by blowing. Part 3: Microducts, microduct bundles and microduct accessories

    China Telecommunication - YD Standards
    YD/T 1460.2-2006 Telecommunication microduct optical fibre cables and fibre units for installation by blowing. Part 2: Outer protective ducts

    China Telecommunication - YD Standards
    YD/T 1289.4-2006 Synchronous Digital Hierarchy (SDH)transport network management system technical specification. Part 4: EMS-NMS Interface Function

    China Telecommunication - YD Standards
    YD/T 1072-2006 Testing method for IP telephony gateway

    China Telecommunication - YD Standards
    YD/T 1071-2006 Technical requirements for IP telephony gateway

    China Telecommunication - YD Standards
    YD/T 1542-2006 Technical Requirements and Testing Methods for Surge Protective Devices of Signaling Networks

    China Telecommunication - YD Standards
    YD/T 1541-2006 Technical Requirements and Testing Methods for Overvoltage and Overcurrent of IDC Terminations

    China Telecommunication - YD Standards
    YD/T 1539-2006 Technical Requirements and Testing Methods for Reliability of Mobile Telecommunication Handset

    China Telecommunication - YD Standards
    YD/T 1536.1-2006 Requirements and Messagement Methods of Electromagnetic Information Security for Telecommunications Equipment. Part 1: Information Leakage of Electromagnetic Radiation

    China Telecommunication - YD Standards
    YD/T 1535-2006 Technical Requirements of Equipment Security for PSTN. Calling Number Information

    China Telecommunication - YD Standards

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