YD通讯标准

YD/T 2062-2009.Emergency power supply for telecommunications.1范围YD/T 2062规定了通信用应急电源(EPS) (以下简称EPS设备) 的定义、分类、要求、试验方法、检...

YD/T 2063-2009.Power distribution unit for telecommunications(PDU).1范围YD/T 2063规定了通信设备机柜内部使用的交流电源分配单元的定义、分类和规格、要求...

YD/T 2054-2009.Technical requirements of content filter based on WAP gateway.1范围YD/T 2054规定了对通过WAP网关设备/系统的移动互联网内容进行过滤，禁止或限...

YD/T 2055-2009.Technical requirements of content filter based onbroadband network access server.1范围YD/T 2055规定了宽带网络接入服务器实现内容过滤相关功能的技...

YD/T 2056-2009.Maintenance of protective measures for telecom installations.1范围YD/T 2056规定了通信设施保护措施维护的准则。YD/T 2056适用于接地系统的维护、...

YD/T 2057-2009.General requirements of safety management for telecommunication room.1范围YD/T 2057适用于主导电信业务经营者的通信机房安全管理，非主导电信业...

YD/T 2058-2009.Protection of customer antenna installations.1范围YD/T 2058规定了用户天线装置的过电压过电流防护要求，包括对通信天线系统的雷击防护要...

YD/T 2049-2009.Test method of security for access network equipment-Digital subscriber line access multiplexer.1范围YD/T 2049规定了数字用户线接入复用设备(DSLAM)用户平...

YD/T 2050-2009.Technical requirements for security of passive optical network (PON) equipment.1范围YD/T 2050规定了PON设备(包括EPON设备和GPON设备)的用户平面安全要...

YD/T 2051-2009.Test methods of security for access network equipment-Passive optical network (PON).1范围YD/T 2051规定了PON设备(包括EPON设备和GPON设备)用户平面安全功...