About the Siebel Environment

Each Siebel CRM environment includes at least the following entities, which are listed in the following table.

Entity	Comments
Siebel clients	Client types include Siebel Web Client, Siebel Mobile Web Client, Siebel Developer Web Client, and Siebel Mobile applications. The Siebel Tools client is a special-purpose client for developers.
Siebel Gateway	A module that provides persistent and dynamic storage of configuration information for the Siebel Enterprise, Siebel Server, Siebel Application Interface, and other configurable entities.
Siebel Enterprise Server	The logical grouping of one or more Siebel Servers in your deployment. You must configure the Siebel Enterprise before you can configure the Siebel Server.
Siebel Server	The middle-tier platform that supports both back-end and interactive processes for every Siebel client. Siebel Server includes many different types of components, including Siebel Application Object Managers.
Siebel Application Interface	A module that enables communication between Siebel Web Clients and Siebel Servers.
Siebel database	The Siebel tables, indexes, and seed data installed on the RDBMS. Database client software is also required.
Siebel File System	One or more directories that store physical files used by Siebel clients and Siebel Enterprise Server.

The Siebel Enterprise Server environment represents the middle tier within the three-tiered Siebel CRM applications environment, between the Siebel client and the Siebel database. For more information, see Siebel Deployment Planning Guide. For installation information, see Siebel Installation Guide.