WebSphere Application Server concepts and terms

To understand how to install and manage IBM Sametime under WAS, we first need to understand a few basic server concepts and terms as they apply to the structure of WAS itself and how it manages applications. It is not within the scope of this book to provide a full explanation of all WAS concepts and components. We will discuss those concepts that provide a basis for understanding how the IBM Sametime products install and behave in a WAS environment.

Deployment Manager

Every application or server installed under WAS must be part of a cell. During the installation of an application that runs under WAS, you are prompted to identify the cell to which an application belongs. Each cell also has a single Deployment Manager process, which is responsible for management, configuration, and authentication of the application. The Deployment Manager process retains the configuration for all servers in its cell and updates the node agent with the latest...