The environment of the product applies to the configuring of Web server plug-ins, variables, and objects that you want consistent throughout a cell.
Web servers
In the WebSphere Application Server product, an application server works with a Web server to handle requests for Web applications. The application Server and Web server communicate using a WebSphere HTTP plug-in for the Web server.For more information, refer to Introduction: Web servers.
Variables
A variable is a configuration property that can be used to provide a parameter for any value in the system. A variable has a name and a value to use in place of that name wherever the variable name is located within the system.For more information, refer to Configuring WebSphere variables.
Related concepts
Introduction: Web servers
Configuring WebSphere variables