This paper introduces an advanced Internet telephone system-IPTEL. The principle, structure, functional performance and application of this system are presented.
文中介绍了一种先进的IP网络电话系统IPTEL，阐述了该系统的实现原理，系统的结构和功能特点，及其应用范围。
This paper introduces an advanced Internet telephone system-IPTEL. The principle, structure, functional performance and application of this system are presented.
文中介绍了一种先进的IP网络电话系统IPTEL，阐述了该系统的实现原理，系统的结构和功能特点，及其应用范围。
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