论VoIP在NGN演进中的积极意义

在过去的5-6年里，VoIP路电信业所带来的冲击无疑是影响最大的一次，这使得VoIP在电信NGN的演进中带有更多的负面和消极印象。与此同时，各种与VoIP听上去相似看上去相近的新词异语在电信界可以说是层出不穷，最常见和最有代表性的可能就是软交换和IMS。VoIP概念的混淆和其积极意义的模糊不清不仅对多数电信运营商造成困惑还可能导致市场上不实的炒作。分析和阐述了VoIP概念的实质，梳理出VoIP与软交换的关联以及在NGN演进中的积极意义，从而使电信运营商更加看清现阶段所面临的挑战和机会，为NGN的进程建立正确和完整的VoIP策略。

The Positive Significance of the VoIP in NGN Evolution

In the past 5 or 6 years, VolP has greatly impacted teleeom industry, therefore, in the evolution of telecom NGN. VoIP possesses more negative and passive impressions. Meanwhile, numerous new words and expressions that are familiar with VoIP come into being in telecom area, among whieh the most commonly used and represntative ones are softswich and IMS. The confusion of VoIP conception and the vagueness of its significance make the majority of telecom carriers puzzled and result in the unpractical propaganda in the market. This article firstly analyzes and describes the essential of VolP. Then it points out the relationship between VolP and softswitch together with the significance of VolP in NGN evolution. As a result, telecom carriers can haw a clearer watch on present challenges and opportunities to establish correct and complete VoIP strategy, for the process of NGN.