"计算机操作系统-习题.doc详解与配置严操作"

The computer operating system is a crucial component that manages and controls the hardware and software of a computer system. In order to effectively configure a router, it is important to understand the different modes of operation, such as user mode, privileged mode, and global configuration mode. In this exercise, we practiced switching between these modes and accessing system information on a router. To configure the router, we followed a series of steps to meet specific requirements. First, we started in user mode with the CLI command prompt as "Router>". Then, we switched to privileged mode and entered global configuration mode to make system-wide changes. We then accessed interface configuration modes for Ethernet, Fast Ethernet, and serial interfaces, as well as console and virtual terminal line configurations. Finally, we exited back to privileged mode and user mode as needed. Overall, this exercise provided a hands-on opportunity to navigate and configure various aspects of a router's settings. By understanding and practicing these configurations, we can effectively manage and optimize the performance of a network infrastructure.