YD/T 1535-2006.Technical Requirements of Equipment Security for PSTN - Calling Number Information.1范围YD/T 1535规定了应用于公用电信网上的各类数字程控交换设备...
YD/T 1540-2006.Testing Methods for Overvoltages and Overcurrents Resistibillty of Telecommunication Equipments.1范围YD/T 1540规定了网络运营商和制造商使用的所有通信...
YD/T 1527-2006.Technical requirements and test methods for optoelectronic (wavelength/mode) converter.1范围YD/T 1527规定了光纤传输系统中用于信号中继、波长转换以...
YD/T 1529-2006.Technical conditions for optical fiber line auto switch Protection equipment.1范围YD/T 1529规定了光纤线路自动切换保护装置( optical fiber line auto sw...
YD/T 1530-2006.Technical Requirements For Access Network Extended bandwidth 2nd-generation Asymmetric Digital Subscriber Line (ADSL2+).1范围YD/T 1530规定了频谱扩展的第二代...
YD/T 1531-2006.Test Method for Access Network Equipment - Passive Optical Network Based on Ethernet(EPON).1范围YD/T 1531规定了传输速率为千兆比的基于以太网方式的的...
YD/T 1532-2006.Test Specification for IAD Based on Softswitch.1范围YD/T 1532规定了基于软交换的综合接人设备(IAD)的基本功能测试、协议测试、接口测试、语...
YD/T 1472-2006.Technical Requirements for the Adaptation L ayer of ISDN Signalling Interworking with IP.1范围YD/T 1472规定了ISDN Q.921用户适配层协议(IUA)所提供的业务...
YD/T 1470-2006.Technical Requirements of Telephony Routing over IP (TRIP).1范围YD/T 1470规定了IP电话路由协议(TRIP )的技术要求，包括协议基本操作、协议消息...
YD/T 1471-2006.Service Technical Requirements for Layer 2 Virtual Private Network (VPN) Based on IP.1范围YD/T 1471规定了在IP网络上开放二层VPN业务的技术要求和方法...
