题目内容
According to the end-to-end argument, at which single layer should we put error control or the Internet?But then why do we put it in many layers including link, IP, and transport layers?6．根据端到端的观点，我们应该把错误控制放在互联网上的哪一层?但是我们为什么还要把它放到许多层，包括链路层，IP层和传输层呢？
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7. What types of mechanisms should be put into the control plane and data plane, respectively? (Specify theirtype of packets, purpose, granularity of processing time, and example operation.)7．何种类型的机制应该分别放入控制平面和数据平面？（注明它们的数据包类型、目的、处理时间粒度和例子操作）
8. What are standard and implementation-dependent components in a router? (Speciy their types of com-ponents and example.)8．路由器中那些是标准的和依赖于实施的组件？（指定组件的类型和例子。）
9. What’s inside a Linux distribution? (Specify what types of files you would find in a distribution and howthey are organized.)9．Linux发布版本中都有什么内容？（指出你将在发布版本中找到的文件类型以及它们是如何组织的。）
10. When do we implement a mechanism o a network device into ASIC, driver, kernel, and dae-mon, respectively? (Speciy their guidelines and examples.)10．分别在什么情况下将网络设备机制实现到ASIC，驱动程序，内核和守护程序之中？（指出他们的指导原则和例子）。
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