YD/T 1521-2006.Testing Specification for Routing Protocol Interoperability. 1范围 YD/T 1521主要规定了OSPF V2路由协议、BGP4路由协议、IS -IS路由协议以及PIM SM组播路由协议等路由协议的互操作性测

YD/T 1766-2008.Failure Criteria of Reliability Tests for Optical Transceiver/Transponder Used in Optical Communications. 1范围 YD/T 1766规定了光通信用光收发合一模块可靠

YD/T 1513-2006.VSAT Satellite Communication Network/Systems Technical Requirement for the Rural Area. 1范围 YD/T 1513规定了农村VSAT卫星通信的频段、网络结构、业务范围、网管功能、制式、

YD/T 1514-2006.Distance Learning Communications Platform Technical Requirement for the System of User Access Authentication, Authorization and Account

YD/T 1515-2006.Technical Specification for IPv6 Routing Protocol - Intermediate System to Intermediate System Intra-domain Routing Information Exchang

YD/T 1516-2006.Technical Requirements for Ineligent Terminal Equipment based on IP:IP Telephone Terminal. 1范围 YD/T 1516规定了IP电话终端设备在网络中的位置、主要功能、通信接口、协议

YD/T 1518-2006.Interoperability Specification and Test Measurement for VoIP Accessing Equipment Based H.248. 1范围 YD/T 1518规定了在骨干网侧采用IP协议传输语音业务的基于H.248

YD/T 1519-2006.Interoperability Specification and Test Mesurement for VoIP Accessing Equipment based on MGCP. 1范围 YD/T 1519规定了国内骨干网侧采用IP协议传输语音业务的基于媒体网

YD/T 1520-2006.Interoperability Specification and test measurement for H.323 based VoIP accessing equipment. 1范围 YD/T 1520规定了国内骨于网侧采用IP协议传输语音业务的基于H.32

YD/T 5067-2005.Specifications on Engineering Acceptance for 900/1800 MHz TDMA Digital Cellular Mobile Communication System. 1总则 1.0.1YD/T 5067是900/180