Asterisk是一种开放源代码的通信平台。Asterisk技术应用包括有：Trixbox、Elastix、Freeiris、Freepbx等等。Asterisk技术的应用范围日益扩大，促进了国内呼叫中心系统的发展，目前市场上第四代呼叫中心系统大多是基于asterisk技术上加以开发而成。因asterisk是一个应用于VoIP的开放源代码PBX系统，所以呼叫中心系统不再是实力型企业的专属，越来越多的中小企业也开始使用。 -Asterisk is an open source communications platform. Technology applications including Asterisk: Trixbox, Elastix, Freeiris, Freepbx so. Asterisk expanding the application of technology, promote the development of the domestic call center system, the current market, most of the fourth generation of call center system to be based on technology developed with asterisk. Asterisk is used for open source VoIP PBX systems, so the call center system is no longer the exclusive power enterprises, more and more SMEs are started.