利用VoIP技术建立石化企业内部电话系统

Petrochemical Corporations Use VoIP Technology to Establish Private Branch Exchange

VoIP技术是一种利用网络传播语音、视频图像的技术,目前广泛应用于全球语音通话系统和企业电话交换系统。文章介绍了VoIP技术原理,以及VoIP核心技术IP-PBX的功能。提出了企业建立VoIP电话系统的两种备选方案,一是使用商业产品建立VoIP系统,二是使用开源技术建立VoIP系统,并阐述了企业应用这两种方案的具体技术手段。

Voice over Internet Protocol（VoIP）is a general term for a family of transmission technologies for delivery of voice communications over IP networks such as the Internet or other packet-switched networks.The paper introduced the principle of VoIP technology and core technology IP-PBX VoIP functionality. Proposed petrochemical enterprise VoIP phone systems to establish the two projects.