目 录 1 简介 ................................................................................................................................... 1-1 2 解决方案 ........................................................................................................................... 2-1 2.1 iCache 系统部署场景 ....................................................................................................................... 2-1 2.1.1 与 DPI 集成部署 .................................................................................................................... 2-1 2.1.2 核心网 PS 网络部署 .............................................................................................................. 2-2 2.1.3 系统扩展部署 ........................................................................................................................ 2-2 2.2 iCache 系统原理 ............................................................................................................................... 2-5 2.2.1 Web 缓存 ................................................................................................................................. 2-5 2.2.2 Video 缓存 ............................................................................................................................. 2-10 2.2.3 P2P 缓存 ............................................................................................................................... 2-14 2.3 iCache 系统可靠性 ......................................................................................................................... 2-17 2.3.1 Web 缓存可靠性 ................................................................................................................... 2-17 2.3.2 Video 缓存及 P2P 缓存 ......................................................................................................... 2-17 2.4 iCache 系统主要指标说明 ...........
