centrex

centrex

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• 网络中央交换机；集中用户交换机；虚拟交换机

例句

A variation of a traditional Centrex telephony system is called IP Centrex.

传统的Centrex电话系统的另一种形式称为IPCentrex。

Centrex frequently uses analog telephone lines for the connections to a business or organization.

Centrex经常使用模拟电话线路为公司或组织提供电话连接。

In a Centrex-based telephony system, the telephone company's central office acts as the telephone exchange.

在基于Centrex的电话系统中，电话公司的中央办公室是电话交换的中心。

Exchange 2007 Unified Messaging may require that you install, deploy, and maintain IP gateways to work with IP Centrex.

Exchange2007统一消息可能需要您安装、部署和维护IP网关，这样该消息才能与IPCentrex一起使用。

Centrex uses the telephone company's central office exchange to route internal calls back to an extension.

Centrex使用电话公司的中央办公室交换机将内部电话又路由回到分机号码上。

Wuhan will also inject additional capital into Centrex.

武汉还将向Centrex额外挹注资金。

For example, with Centrex, the telephone exchange or telephone company's central office knows which extensions are internal.

例如，使用Centrex，电话交换机或电话公司的中央办公室将知道哪些分机是内部分机。

The Realization of the Wide Area Centrex Office Exchange Service in Exchange

广域虚拟网业务在交换机中的实现研究