CN102143406B - 一种集团交换机广域centrex业务网及广域centrex功能的实现方法 - Google Patents
一种集团交换机广域centrex业务网及广域centrex功能的实现方法 Download PDFInfo
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CN1516399A (zh) * | 2003-01-03 | 2004-07-28 | 华为技术有限公司 | 控制和分布协议方式广域虚拟网的呼叫方法 |
EP1641221A1 (de) * | 2004-09-28 | 2006-03-29 | Siemens Aktiengesellschaft | Verfahren und Einrichtung zur Steuerung des Datenstroms bei einer Kommunikation zwischen IP-Centrex-Teilnehmern |
CN1984355A (zh) * | 2006-04-04 | 2007-06-20 | 华为技术有限公司 | 一种实现广域Centrex的系统及方法 |
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CN1516399A (zh) * | 2003-01-03 | 2004-07-28 | 华为技术有限公司 | 控制和分布协议方式广域虚拟网的呼叫方法 |
EP1641221A1 (de) * | 2004-09-28 | 2006-03-29 | Siemens Aktiengesellschaft | Verfahren und Einrichtung zur Steuerung des Datenstroms bei einer Kommunikation zwischen IP-Centrex-Teilnehmern |
CN1984355A (zh) * | 2006-04-04 | 2007-06-20 | 华为技术有限公司 | 一种实现广域Centrex的系统及方法 |
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