文档字数:11608,页数:36 摘要 计算机技术和网络技术的发展,使得以多媒体通信为主体的信息网络己成为世界关注的热点。Internet的巨大成功,使IP成为未来信息网络的支柱技术之一,以IP为核心的分组化已成为电信网络演进的主流方向。而IP Phone技术作为一种以IP网络为传输载体的语音和传真通信技术,在语音传输方面效率高、费用低,这些特性决定了该技术应用广泛,特别是与电话网、多媒体技术结合,可以开拓出多种多样的新业务。 关键词:VoIP ,音频, TCP/IP, VC++6.0 ,Winsock ABSTRACT With the development of the computer technology and networking,the information network, which mainly contains multimedia communications become the world's hot spots of concern.The great success of Internet makes IP one of the most important technologies of the future information network,the group with the core of IP has already become main stream of the evolution of telecommunication network .The IP Phone technology is a voice and fax communications technology transferred by IP networks, and it is high efficiency, low-cost in voice transmission, which makes it extensive applied in different scope,particularly, if it is combined with telephone network and multimedia technology, it can explore a variety of new business. 摘要 I
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