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随着Internet的普及和网络带宽的增加,IP电话技术迅速发展起来。该文简要介绍了通讯研究所自行开发的一套PC-PCIP电话系统Cool-Audio,并重点介绍了为实现目录服务和广域漫游,对该系统的改进设计方案,包括基于轻量级目录访问协议(LDAP)的IP电话分布式呼叫中心的设计方案以及相应的客户端改进方案。该方案具有良好的可靠性和可扩展性。
With the popularity of the Internet and increased network bandwidth, IP telephony technology has developed rapidly. This paper briefly introduces a set of PC-PCIP telephone system Cool-Audio developed by Institute of Communication and introduces the improved design of this system for realizing directory service and wide area roaming. It includes lightweight directory-based access Protocol (LDAP) IP telephony distributed call center design and the corresponding client improvements. The program has good reliability and scalability.