YDT 1297_IP电话媒体网关控制器技术要求.pdf

1`L 中华人民共和国通信行业标准 丫D/T 1297-2003 IP电话媒体网关控制器技术要求 GeneraltechnicalrequirementsforIPtelephony mediagatewaycontroller 2003-12-30发布 2003-12-30实施 中华人 民共和 国信息产业部 发布 YD/T 1297-2003 目 次 6 5 4 3 2 1 前 范围 ············。·······。·····························································································…… 1言 m 规范性引用文件···································································································……1 定义 ··················································································································…… 1 缩略语 ·············································································································…… t IP电话媒体网关控制器在网络中的位置 ·····································································……2 引人MGC后的网络互通架构····················································································……3 6.1与电路交换网的互通·······················································································……3 6.2与No.7信令网的互通·······················································································……3 6.3与软交换网的互通··························································································……3 功能要求 ·····························。·。············································································……4 7.1呼叫控制和处理功能