In this article, you have learned how to install multiple copies of a version of DB2 on a single machine, a new capability in DB2 9.

在本文中，学习了如何在同一台机器上安装一个DB2版本的多个拷贝，这是DB 2 9中的一个新功能。

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For different versions of WebSphere Application Server to coexist and run at the same time on a single machine, each version must use unique ports.

为了使不同版本的WebSphere Application Server在单台计算机上共存并同时运行，每个版本必须使用唯一的端口。

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For a typical project, this is a single machine running the same operating system and version of WebSphere Application Server as is used in the production environment.

对于典型的项目，这是一台单独的机器，运行相同的操作系统和用于生产环境的WebSphere Application Server版本。

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