China National Standards
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  •  China "YD" Standards List:
  • Standard  Code Standard English Title Standard Class Order
    YD/T 1933-2009 Technical Requirements of Services Based on the Unified IMS IP Centrex Service(Release 1)

    China Telecommunication - YD Standards

    YD/T 1932-2009 Technical Requirements of Services based on the Unified IMS Identification Presentation and Restriction Service(Release 1)

    China Telecommunication - YD Standards

    YD/T 1931-2009 Technical Requirements of Services based on the Unified IMS Call Forwarding Service(Release 1)

    China Telecommunication - YD Standards

    YD/T 1930-2009 General Technical Requirements of the Networkingfor the Unified IMS(Release1)

    China Telecommunication - YD Standards

    YD/T 1929-2009 Requirements for the Unified IMS(Phase 1)

    China Telecommunication - YD Standards

    YD/T 1928.2-2009 Softswitch Network Management System Technical Specification. Part 2: NMS Function

    China Telecommunication - YD Standards

    YD/T 1928.1-2009 Softswitch Network Management System Technical Specification. Part 1: General Technical Requirements

    China Telecommunication - YD Standards

    YD/T 1927-2009 Technical Requirements for the Softswitch Services Access Control Device

    China Telecommunication - YD Standards

    YD/T 1926.2-2009 IT Operations and Maintenance Service Management Technical Specification. Part 2: Managed Service Definition

    China Telecommunication - YD Standards

    YD/T 1926.1-2009 IT Operations and Maintenance Service Management Technical Specification. Part 1: Architecture

    China Telecommunication - YD Standards

    YD/T 1925-2009 The Requirements for H.248-Based IP User Terminal Device

    China Telecommunication - YD Standards

    YD/T 1924-2009 The Requirements for SIP-Based IP User Terminal Device

    China Telecommunication - YD Standards

    YD/T 1923-2009 The Requirements for MECP-Based IP User Terminal Device

    China Telecommunication - YD Standards

    YD/T 1922-2009 The Requirements for H.323-Based IP user Terminal Device

    China Telecommunication - YD Standards

    YD/T 1921.1-2009 Technical Requirements for IP Service Detail Record. Part 1: General Requirements

    China Telecommunication - YD Standards

    YD/T 1920-2009 The Architecture of IPTV Bearing Network

    China Telecommunication - YD Standards

    YD/T 1919-2009 Test Methods for V5.2 User Adaptation Layer

    China Telecommunication - YD Standards

    YD/T 1918-2009 Test Methods for the Adaptation Layer of ISDN Signalling Interworking with IP

    China Telecommunication - YD Standards

    YD/T 1917-2009 IPv6 Network Equipment Testing Methods. Ethernet Switch with IPv6 Routing Capability

    China Telecommunication - YD Standards

    YD/T 1916-2009 Technical Specification for IPv6 Network Equipment. Broadband Network Access Server

    China Telecommunication - YD Standards

    YD/T 1915-2009 Technical requirements for IPv6. Mobile IPv6 fast handover

    China Telecommunication - YD Standards

    YD/T 1914-2009 Security Technical Requirements and Test Methods of Application Server Based on Softswitch

    China Telecommunication - YD Standards

    YD/T 1913-2009 Security Technical Requirements and Test Methods for Signaling Gateway Based on Softswitch

    China Telecommunication - YD Standards

    YD/T 1912-2009 Security Technical Requirements and Test Methods for Media Server Based on Softswitch

    China Telecommunication - YD Standards

    YD/T 1911-2009 Security Technical Requirements and Test Methods for Softswitch Services Control Device

    China Telecommunication - YD Standards

    YD/T 1910-2009 Technical requirements for Security. Multi-Service Access Node (MSAN)

    China Telecommunication - YD Standards

    YD/T 981.2-2009 Optical Fiber Ribbon Cables for Access Network. Part 2: Central Loose Tube Type

    China Telecommunication - YD Standards

    YD/T 981.1-2009 Optical Fiber Ribbon Cables for Access Network. Part 1: Slotted Core Type

    China Telecommunication - YD Standards

    YD/T 1909-2009 Technique Specification of Provider Provisioned Virtual Private Network Security

    China Telecommunication - YD Standards

    YD/T 1908-2009 AAA Technical Requirements for Public IP network. Access Control by DHCP+based on EAP

    China Telecommunication - YD Standards


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