网络控制的概念被扩展到了让数字交换机与数据库（称为服务控制点）和信号处理系统（智能外设）通信。
The concept of network control was extended to let digital switches communicate with databases (known as Service Control Points) and signal processing systems (Intelligent Peripherals).
进行程控交换机数据库编程以及常规服务变更，以控制所有酒店内所有电话机的服务等级。
Performs PABX data-base programming and regular service change to control class of service on all telephone sets in the hotel.
进行程控交换机数据库编程以及常规服务变更，以控制所有酒店内所有电话机的服务等级。
Performs PABX data-base programming and regular service change to control class of service on all telephone sets in the hotel.
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