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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| YD/T 2301.2-2011 |
Information and communication convergence services specification in SMEs. Part 2: Technical requirement 面向中小企业的信息通信融合服务 第2部分：总体技术要求 |
China Telecommunication
Standards SMEs |
 English PDF |
| YD/T 2301.1-2011 |
Information and communications convergence services specification in SMEs. Part 1: Service requirements 面向中小企业的信息通信融合服务 第1部分：业务需求 |
China Telecommunication
Standards SMEs |
English PDF |
| YD/T 1220-2002 |
800MHz CDMA digital cellular mobile communication network protocol technical specification for the interface of Extended Short Message Entities(ESMEs)and Message Centres (MCs) 800mhz cdma数字蜂窝移动通信网扩展短消息实体与短消息中心的接口协议技术要求 |
China Telecommunication
Standards SMEs |
English PDF |
| YD/T 1094-2000 |
900/1800Mhz TDMA Digital Cellular Mobile Communication Network Protocol Specification for the interface of Extended Short Message Entities(ESMEs) to Short Message Service Centres(SMSCs) 900/1800mhztdma数字蜂窝移动通信网扩展短消息实体与短消息业务中心间的接口协议规范 |
China Telecommunication
Standards SMEs |
English PDF |
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