The IP phone using VoIP technology is the result of the combination of such chief technology, the packet technology on network taking IP as its sign, and the integrating technique of services on network taking real-time media transmission as its goal.

• 采用在IP 上传送语音VoIP(Voice Over Internet Protocol)技术的IP 电话是以IP为标志的网络分组化和以流媒体传输为目标的网络业务综合化两大主流技术融合的结果。