目 录
摘要....................................................................................................................................................2
Abstract ..............................................................................................................................................2
第一章 引言......................................................................................................................................3
1.1 选题背景与意义.................................................................................................................3
1.2 国内外发展现状.................................................................................................................4
1.3 研究思路及方法.................................................................................................................5
1.4 主要内容和结构.................................................................................................................5
第二章 IPTV 的相关技术及架构分析............................................................................................6
2.1 相关技术分析.....................................................................................................................6
2.1.1 组播技术................................................................................................................6
2.1.2 流媒体技术............................................................................................................6
2.2 架构分析.............................................................................................................................7
2.2.1 运营支撑层............................................................................................................7
2.2.2 业务应用层............................................................................................................8
2.2.3 数据承载层............................................................................................................9
2.2.4 用户终端层..........................................................................................................11
第三章 用户业务需求分析............................................................................................................13
(1)视频类服务.........................................................................................................................13
(2)通信类服务.........................................................................................................................14
(3)信息类服务.........................................................................................................................14
(4)增值类服务.........................................................................................................................14
第四章 系统具体设计方案............................................................................................................14
4.1 网络结构设计...................................................................................................................14
4.2 数据采集方案...................................................................................................................15
4.3 数据传输模式...................................................................................................................17
4.4 数据流量计算...................................................................................................................18
4.5 IP 地址分配.......................................................................................................................19
4.6 鉴权认证方式....................................................................................................................20
4.7 网络安全措施....................................................................................................................21
4.7.1 网络安全风险.......................................................................................................21
4.7.2IPTV 安全保障分析...............................................................................................22
4.8 系统性能分析....................................................................................................................23
第五章 结论及展望........................................................................................................................25
5.1 结论....................................................................................................................................25
5.2 展望...................................................................................................................................25
参考文献..........................................................................................................................................25
致谢..................................................................................................................................................27
