This integrated services network is built by using many kinds of service performance assurance mechanisms upon a general packet switched network.
这种网络是通过在统一的分组交换网络上实现各种不同的服务性能保证机制来构造的。
Dynamic routing technology of circuit-switched network is critical to bring non-hierarchical network into full services and improve the grade of service eventually.
无级电话网动态路由技术是充分利用现有设备、提高服务质量的关键技术。
Definition of: ISDN (Integrated Services digital Network) an international standard for switched, digital dial-up telephone service for voice and data.
定义：ISDN(综合服务数字网络)，是一个国际转换标准，是为了语音和数据的数码拨号上网电话服务。
For solving the abovementioned problems, such technologies as Multi Service Transport Platform, Wavelength Division Multiplexing, and Automatically Switched Optical Network can be introduced.
而随着多业务传输平台、波分复用和自动交换光网络等技术的引入，上述这些问题能够得到较为满意的解决。
So far, facsimile is mostly carried on PSTN (Public Switched Telephone Network), which brings numerous expenses together with the service.
目前传真业务主要在公共电话网上承载，这种传真业务的使用给企业带来了巨额的支出。
So far, facsimile is mostly carried on PSTN (Public Switched Telephone Network), which brings numerous expenses together with the service.
目前传真业务主要在公共电话网上承载，这种传真业务的使用给企业带来了巨额的支出。
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