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CDN（内容分发网络）技术原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...问大部分的内容，这也是一种加速所有网站CDN的应用。
4．CDN 的工作原理
在描述CDN的实现原理，让我们先看传统的未加缓存服务的访问过程，以便了解CDN缓存访问方式与未加缓存访问方式的差别：
由上图可见，用户访问未...
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