ＩＰ电话又称网络电话，它是利用因特网传递数字信号，实现通话的一种先进的通信方式。具体说来，它主要是利用网络软件和网络服务器（网关），将话音转换成数字信号，送到因特网上传输，再通过网络服务器传到对方的本地电话网，然后接通被叫电话。因为在因特网中数字传输... IP phone, also known as Internet phone, is an advanced communication method that uses the Internet to transmit digital signals and make calls. Specifically, it mainly uses network software and network servers (gateways) to convert voice into digital signals, send them to the Internet for transmission, and then through the network server to each other’s local telephone network, and then connect the called telephone. Because of the digital transmission in the internet ...