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網路電話閘道器 使用手冊 - netcom.com.t · 網路電話閘道器 使用手冊 1 1. 產品介紹 1-1 產品簡介 隨著網際網路的快速發展及普遍,許多應用在網路上的產品紛紛推出,其中VoIP
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