ydt 1157.2-2003 网间主叫号码的传送

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1、丫0中华人民共和国通信行业标准丫D厅1157.2-2003网间主叫号码的传送(补充件2)TherequirementsforsendingcalingpartynumberbetweennetworksSupplementaryI)2003-07-28发布2003-07-28实施中华人民共和国信息产业部发布丫Dfr1157.2-2003目次前言····························································································

2、·························⋯⋯n1范围·····················································································································⋯⋯12规范性引用文件················································。·····················································⋯⋯13

3、缩略语······························································，········································。··········⋯⋯14传送的补充要求······································································································⋯⋯14.1对主叫用户号码参数的地址性质的要求············

4、······················································⋯⋯14.2国内对国际局主叫号码发送的格式规定·································································⋯⋯14.2.1国际去话呼叫时的主叫用户号码传送····························································⋯⋯14.2.2国际去转话呼叫时的主叫用户号码传送··············

5、·······································。···⋯⋯24.2.3国际来话呼叫时的主叫用户号码传送····························································⋯⋯24.3对国际局标识码的处理·················。·····································································⋯⋯34.4对国际交换机能力的要求·.................

6、................................................................·⋯⋯34.5对PABX和支局或专网的主叫号码传送的要求···········。·············································⋯⋯34.5.1对PABX和支局传送主叫号码的要求·······························································⋯⋯34.5.2对专网设备的传送主叫号码的要求·....

7、................................................................3YD/'T1157.2-2003前言本部分是YD/T1157-2001《网间主叫号码的传送》的系列标准之二。本部分是对YD/T1157-2001《网间主叫号码的传送》和YD/T1157.1-2002《网间主叫号码的传送(补充件1)》的补充。在原有标准的基础上，本部分增加了对网间传送的主叫用户号码的地址性质表示语、国际来转话呼叫的主叫号码传送方式和格式、交换设备的处理能力的说明，并对在专网和PABX

8、(或支局)与PSTN之间传送的主叫号码进行了明确。本部分由中国通信标准化协会提出并归口。本部分起草单位:信息产业部电信传输研究所本部分主要起草人:龚双瑾吕军续合元王彦丫Dlr1157.2-2003网间主叫号码的传送(补充件2)范围本部分规定了在网间主叫号码传送过程中对地址性质表示语的编码要