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介绍了IP电话与传统电话的区别以及各自的优缺点 ,并分别分析了三类IP电话 :PC到PC、PC到电话、电话到电话的工作原理 ,最后就如何提高IP电话通话质量提出了作者的建议。
This paper introduces the differences between IP phones and traditional phones and their respective advantages and disadvantages. It analyzes the working principles of three types of IP phones: PC to PC, PC to phone, phone to phone, and finally author on how to improve the quality of IP phone calls Suggestions.