本文介绍如何使用串行通信端口来设置调试环境、如何编译经过修改的内核代码，以及如何开始内核调试。

This article shows you how to set up the debug environment using serial communication port, how to compile modified kernel code, and how to start kernel debugging.

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如果MDB配置为使用该侦听器端口，则它将立即开始处理队列中的任何消息。

If a MDB has been configured to use the listener port, it will start processing any messages on the queue immediately.

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对于服务器，系统需要知道所有应用服务器、它们当前的状态(开始或停止)及其通信端口(主机和端口号)。

For servers, the system needs to know all of the application servers, their current status (started or stopped), and their communication ports (host and port number).

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