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新一代电话系统的三层体系结构研究

Study on the Three-layer Structure of New Generation Telephony System
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摘要 文章针对新一代电话系统存在的问题提出了由H.323Zone,IPTelZone和PZKZone组成的三层体系结构,而IPTelZone和PZKZone是本文从实际应用出发新提出来的体系层次。该体系结构根据IP网络的分布性和扩展性提供了新一代电话业务的运营平台,为解决安全问题和QoS服务问题打下了基础。 Based on the exist problems of new generation telephony system this paper provides a three-layer structure with H.323 Zone, IPTel Zone and PZK Zone. IPTel Zone and PZK Zone are provided and designed by this paper according to the practice. This system Structure provides an implementing platform of new generation telephony services according to the distributed and expandable of IP network. It prepares for solving the safe problem and QoS problem.
机构地区 西安邮电学院
出处 《微电子学与计算机》 CSCD 北大核心 2003年第12期41-42,46,共3页 Microelectronics & Computer
关键词 电话系统 三层体系结构 电话网 分布性 扩展性 H.323协议 New generation telephony system, H.323 Zone, PZK Zone, IPTel Zone
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参考文献9

  • 1[1]ITU-T Rec. H.323v4. Packet-based Multimedia Communications Systems. Nov. 2000.
  • 2[2]M.Arango, C Huitema et al. Media Gateway Control Protocol (MGCP). IETF draft, Feb. 1999.
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  • 5[5]H Schulzrinne, S L Casner et al. RTP: A Transport Protocol for Real-Time Applications. RFC1889, IETF, Feb. 1999.
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