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记得有一个脑筋急转弯问题：什么东西 假，但却对人们有用？答案是二──假牙（假肢、假眼、假发等等）如今要回答这个问题，答案似乎可以再增加一个：假ＩＰ电话！ 所谓的假ＩＰ电话，通俗一点说就是打着ＩＰ电话的旗号，语音数据传输不走互联网（或专用网）而走普通长途电话
Remember that there is a teaser question: What fake, but useful to people? The answer is two - dentures (prostheses, fake eyes, wigs, etc.) Now to answer this question, the answer seems to be able to add one more: fake IP phone! The so-called fake IP phone, popular point that is the name of IP phone banner, voice data transmission do not go the Internet (or private network) and take the ordinary long distance calls