规范《GAT379.6-2002报警传输系统串行数据接口的信息格式和协议第6部分采用ITU-T建议V.24V.28-信令的报警系统接口》.pdfVIP

ICS35.100.05;13.320 A 91 6A 中华人 民共和 国公共安全行业标准 GA/T379.6-2002/IEC60839-7-6:2001 报警传输系统串行数据接口的信息格式 和协议 第6部分:采用ITU-T建议 v.24/V.28信令的报警系统接口 messageformatsandprotocolsforserialdatainterfacesinalarm transmissionsystems-Part6:Alarmsysteminterfacesemploying ITU-TrecommendationV.24/V.28signalling QEC60839-7-6，2001,Alarmsystems-Part6:Messageformatsand protocolsforserialdatainterfacesinalarmtransmissionsystems -AlarmsysteminterfacesemployingITU-TrecommendationV.24/V.28 signalling,IDT) 2002一02一27发布 2002一05一01实施 中华人民共和国公安部 发 布 cA/T379.6-2002/IEC60839-7-6:2001 目 次 前言 ·····························································。···················································…… 工 IEC前言 ···，··················。···················································································…… ll 1 范围 ···甲，，··········‘·······，，···············，··，，·，·······························-······，············甲········…… 1 2 规范性引用文件 ·1 3 定义 ······················，····························…… 1 4 缩 略语 ····················，······································，·····································。··········…… 1 5 第7层一应用功能 ································································，，·····················。·····…… 1 6 第4层一传输 ······························，，··················，···，，······· ···················‘·，········…… 2 7 第3层一网络 ··········…… 2 8 传输错误通告 ···································································································…… 2 9 第2层一数据链路 ········，···································，·······································，········…… 2 10 信号电平 ····，，···· ··，，···，， ‘·············，， ·····。 ，············.，··，，，·····，1·········.，·